ライフサイエンスコーパス: hydrazine

1 iperidines from a readily available bicyclic hydrazine.

2 eduction with Cr leading to the formation of hydrazine.

3 along with the N,N'-dicarboxylated silylated hydrazine.

4 of the product to a pyrazolopyrimidine with hydrazine.

5 -Bipyrrole is synthesized in four steps from hydrazine.

6 MoFe protein is trapped during turnover with hydrazine.

7 ce of H2 inhibition when nitrogenase reduces hydrazine.

8 3- and 173-fold increases in the presence of hydrazine.

9 improve the affinity and reduction rate for hydrazine.

10 ydrogen evolution from coordinated water and hydrazine.

11 t not imido) ligands in the presence of free hydrazine.

12 s sensitive to the hydrodynamic diffusion of hydrazine.

13 nd proteins can be reliably intercepted with hydrazine.

14 acids, primary amidines, and monosubstituted hydrazines.

15 A) to the free amino group of arylamines and hydrazines.

16 ng, leading to precursors for trisubstituted hydrazines.

17 sis of asymmetrically 1,1-diaryl-substituted hydrazines.

18 Methods for the alkylation of di-tert-butyl hydrazine-1,2-dicarboxylate were investigated.

19 pseudostatic hydrazone libraries formed from hydrazine 10 and 36 biphenylcarbaldehydes 11c-al.

20 far exceeded by the accepted lower limit for hydrazine (10 ppb) set by the US EPA.

21 acetone, hydrazine and isotopically labeled hydrazine-(15)N2 used as the surrogate standard formed a

22 h a relative standard deviation of 12.5% for hydrazine-(15)N2.

23 Subsequent Fischer indole synthesis with hydrazine 5 then provided the advanced intermediate, ind

24 by addition of a lithiated primary amine or hydrazine 5 to a dinitrile 7, 8, or 9 with the two cyano

25 ies 1,2-bis(methylsulfonyl)-1-(2-chloroethyl)hydrazine (90CE) after bioreductive activation.

26 s been limited to two-electron reductions of hydrazine, acetylene, or protons.

27 Hydrazine activation by [PhBP(R)(3)]Fe-Me (R = Ph or cyc

28 and spectroscopic investigations reveal that hydrazine acts as an electron dopant in molybdenum disul

29 to-aldehyde products, which upon exposure to hydrazine afford 3,5-disubstituted pyridazines in modera

30 In the presence of neutral hydrazine, aldehyde adducts react further to form proton

31 A sequence involving the cleavage of the hydrazine allowed the preparation of a hydantoin motif b

32 oxylic acid derivatives with monosubstituted hydrazines allows highly substituted cis-cyclopentapyraz

33 onsted acids such as water and ethanol yield hydrazine and (eta5-C5Me4H)2Zr(OH)2 and (eta5-C5Me4H)2Zr

34 h a relative standard deviation of 13.7% for hydrazine and 106% with a relative standard deviation of

35 d pyrroles can be accomplished directly from hydrazine and an aldehyde via a Piloty-Robinson pyrrole

36 from polyamine NAT -like aaNAT cluster, uses hydrazine and histamine as substrates.

37 -N(2)H(2)) complexes featuring both bridging hydrazine and hydrazido ligands.

38 t aqueous-phase derivatization with acetone, hydrazine and isotopically labeled hydrazine-(15)N2 used

39 , water, methanol, hydroxylamine, cyanamide, hydrazine and methylhydrazine to the 5-cyano group was c

40 ious organic reducing agents (derivatives of hydrazine and phenol) are used to continuously regenerat

41 detection scheme using methylene blue (MB), hydrazine and platinum nanoparticles (Pt NPs).

42 3-Alkynyl-3-hydroxyisoindolinones react with hydrazine and substituted hydrazines to afford 2-pyrazol

43 tagged to introduce either an aldehyde or a hydrazine and then conjugated together through these fun

44 y NH4(+) and carbonyl cyanide m-chlorophenyl hydrazine and was insensitive to the ATP-binding cassett

45 pha-effect nucleophiles, such as substituted hydrazines and alkoxyamines, to generate hydrazones and

46 ies of analogues with appended nucleophiles (hydrazines and amines) on the residue 1 D-amino acids ar

47 The unusual reaction of 1,3-dicarbonyls with hydrazines and an iodine-mediated oxidative carbon-nitro

48 lective manner in six steps from substituted hydrazines and protected 4-formylpiperidine.

49 The regioselective condensation of hydrazines and ynone trifluoroborates provides access to

50 Intercalation of hydrazine, and its co-intercalation with N,N-dimethylfor

51 p transfer from AcCoA to primary arylamines, hydrazines, and hydrazides and play a very important rol

52 udohalides, carboxylic acids, aryl and alkyl hydrazines, and other substrates.

53 rom acetyl coenzyme A (AcCoA) to arylamines, hydrazines, and their N-hydroxylated arylamine metabolit

54 ments revealed that the surfaces of the Cl-, hydrazine-, and sulfide-treated nanocrystals were As-ric

55 vities of differently substituted amines and hydrazines are almost identical in the two solvents.

56 In this way, ene-hydrazines are formed in excellent yield.

57 /alpha-195(Gln) MoFe protein with diazene or hydrazine as substrate correspond to a common intermedia

58 ng diazene, methyldiazene (HN = N-CH(3)), or hydrazine as substrate recently was shown to trap a comm

59 -70(Ala)/alpha-195(Gln)) is turned over with hydrazine as substrate, the FeMo-cofactor can be freeze-

60 to indicate that nitrogenous (e.g., N(2) and hydrazine) as well as alkyne (e.g., acetylene) substrate

61 esearch, the chronopotentiometric method and hydrazine, as a suitable probe, were used to detect sing

62 Hydrazine at 0.5-2.6 ng/L was detected in 7 out of 13 ch

63 sulfide sheets are exposed to dilute aqueous hydrazine at room temperature, which results in marked i

64 used to investigate the electro-oxidation of hydrazine at the surface of electrodeposited Au nanopart

65 thod represents an attractive alternative to hydrazine-based derivatization methods for oxidized pept

66 ds display hypergolic properties with common hydrazine-based fuels and primary aliphatic amines (igni

67 hydrazone bond to the chemically more stable hydrazine bond can be omitted.

68 instead are hydrogenated alternately, with a hydrazine-bound intermediate formed after four steps of

69 r amounts of 1,2-bis(tert-butyldimethylsilyl)hydrazine (BTBSH) and a catalytic quantity of scandium t

70 eduction of proton, acetylene, ethylene, and hydrazine, but also capable of reducing cyanide, carbon

71 arge distribution localized primarily on the hydrazine, but the phenyl to hydrazine charge-transfer e

72 ration of stoichiometric phosphine oxide and hydrazine by-products that complicate purification.

73 s and unique chemistry shows that protonated hydrazine can serve as a useful chemical-ionization reag

74 DEAD reacts with itself to form a variety of hydrazine carboxylates and intercept intermediates of th

75 cyclopropenes with aldehydes using a simple hydrazine catalyst.

76 n uncoupler, carbonyl cyanide m-chlorophenyl hydrazine (CCCP).

77 rimarily on the hydrazine, but the phenyl to hydrazine charge-transfer excited state has two intercha

78 Rate constants for the fastest carbonyl/hydrazine combinations are 2-20 M(-1) s(-1), which is fa

79 oximately 20 to 30 times more efficient with hydrazine compared with ammonia-based beta-elimination r

80 (31.8% vs 8.9%) toward the decomposition of hydrazine compared with Pd@Ir octahedra with roughly the

81 izontal lineNNH2 rapidly converts to an iron hydrazine complex, Fe-NH2NH2(+), via the additional tran

82 Tri- and tetrasubstituted hydrazines could be formed by treatment with water and M

83 ficant variation of both the aryl iodide and hydrazine coupling partners.

84 Previously, we identified N2-producing hydrazine dehydrogenase (KsHDH) from the anammox organis

85 l tridentate 99mTc(I)-estradiol-pyridin-2-yl hydrazine derivative for potential use in breast and end

86 urity of the 99mTc(I)-estradiol-pyridin-2-yl hydrazine derivative was > or =95%, with a specific acti

87 The 99mTc(I)-estradiol-pyridin-2-yl hydrazine derivative was synthesized via the Sonogashira

88 of 1 and 2 with azobenzene afforded the new hydrazine derivatives Ar'E{(Ph)NN(Ph)}EAr' (E = Ge (3);

89 eads to a reduction of the azo group to give hydrazine derivatives as major byproducts, instead of th

90 l tridentate 99mTc(I)-estradiol-pyridin-2-yl hydrazine derivatives for potential use in breast and en

91 undergo single cleavage of the N-H bonds of hydrazine derivatives to form hydrazido complexes and ge

92 nder mild conditions mono- or di-substituted hydrazine derivatives were obtained in good to excellent

93 yzed carboamination reactions of unsaturated hydrazine derivatives.

94 sults led to a novel family of NCF3 and NCF2 hydrazine derivatives.

95 ovel one-step addition of an isocyanide to a hydrazine derived Schiff base affords unique six-membere

96 This moiety is indistinguishable from the hydrazine-derived [-NHx] moiety bound to FeMo-cofactor w

97 rfine couplings measured here with that of a hydrazine-derived species bound to FeMo-co of a trapped

98 that the trapped intermediate incorporates a hydrazine-derived species bound to the FeMo-cofactor; in

99 nm PdNPs/rGO RDE may be useful toward trace hydrazine detection, especially in wastewater from relat

100 k electrodes (RDEs) were investigated toward hydrazine detection.

101 ar response of signal intensity observed for hydrazine-, diazene-, and methyldiazene-trapped states.

102 (phen)Cl2, in conjunction with di-tert-butyl hydrazine dicarboxylate and an inorganic base provides a

103 s into the hydroxyethylene and (hydroxyethyl)hydrazine dipeptide isosteres as P2 and P2' ligands.

104 ell protein pattern using 2,4-dinitro phenyl hydrazine (DNPH) showed a far greater number of oxidized

105 tion of protein carbonyls with dinitrophenyl hydrazine (DNPH), followed by drop coating deposition Ra

106 NAT2 acetylates arylamine and hydrazine drugs and carcinogens, but predicted acetylato

107 lustrated through studies of borohydride and hydrazine electro-oxidation.

108 aging and present important implications for hydrazine electroanalysis.

109 Furthermore, the use of phenyl hydrazine enables access to dihydroindazole-carboxamides

110 Both of the probes could selectively detect hydrazine even in pond water samples efficiently.

111 se probes could be used for the detection of hydrazine even in the gas phase.

112 is due to the electrocatalytic oxidation of hydrazine exactly at the time of Pd-NP collision to the

113 phino hydrazones derived from C(2)-symmetric hydrazines exhibit excellent catalytic activity and prov

114 After the anneal, the N 1s peak of hydrazine-exposed GaAs nanocrystals shifted to 3.2 eV lo

115 in toxicological gene array experiments with hydrazine-exposed hepatocytes.

116 The presumed hydrazine-FeMo-cofactor adduct displays a rhombic EPR si

117 with alkylhydrazines or by cyclizations with hydrazine followed by alkylation.

118 he coupling of pyrrole-2-carboxaldehyde with hydrazine followed by reaction with BF3.

119 e-membered ring formation upon attack of the hydrazine, followed by a dehydration step for gaining ar

120 o chlorophthalazines 1b-1v via reaction with hydrazine, followed by chlorination with POCl(3).

121 of ethylenediaminetetraacetic acid (EDTA) in hydrazine for O-glycan release.

122 and facilitates moderate to good yields from hydrazine for the corresponding 3,4-disubstituted produc

123 ol of commercially available monosubstituted hydrazines for its execution.

124 omatic pincer ligand with methyl-substituted hydrazines form a mixture of aminonitrene complexes, iso

125 Photoelectrochemistry of hydrazine free unannealed films displays a strong p-type

126 important implications for the efficiency of hydrazine fuel cells.

127 in the penumbra area, we investigated if the hydrazine function of phenelzine was capable of sequeste

128 Substituted hydrazine functional groups have played an important rol

129 the chlorovinyl, endo-cyclopropylamine, and hydrazine-functionalities as LSD1 inactivators.

130 or biotin-labeled groups or immobilized onto hydrazine-functionalized beads.

131 Reaction of these diketones with hydrazine gave phthalazino[6,7,8,1-lmna]pyridazino[5,4,3

132 ng-opening reaction of the furan moiety with hydrazine generated a valuable new pyridine-dihydropyraz

133 This step converts the acyl hydrazine group into a highly reactive acyl diazene inte

134 eactions with other N-centered nucleophiles (hydrazine, guanidine, and urea), the formation of 2-R-an

135 hat results in the trapping of the substrate hydrazine (H(2)N-NH(2)) as an adduct bound to the active

136 of diazene (HN=NH, also called diimide) and hydrazine (H2N-NH2).

137 The hydrazine-H3 was shown to be the most potent LSD1 suicid

138 In both solvents hydrazine has a reactivity similar to that of methylamin

139 obenzaldehydes and their O-methyloximes with hydrazine has been developed as a new practical synthesi

140 amino group, if one takes into account that hydrazine has two reactive centers.

141 of glycals via the C-N bond cleavage of aryl hydrazines has been developed.

142 Novel highly active electrocatalysts for hydrazine hydrate fuel cell application were developed,

143 quire inexpensive and commercially available hydrazine hydrate.

144 The kinetics of the reactions of amines, hydrazines, hydrazides, and hydroxylamines with benzhydr

145 ements into molecular solution as metal-atom hydrazine/hydrazine derivative complexes (MHHD), as exem

146 The gas-phase reactions of protonated hydrazine (hydrazinium) with organic compounds were stud

147 Presumably, the glycosyl-hydrazines/hydrazones present in the mixture did not int

148 is put forth as one explanation for the poor hydrazine hydroamination activity of 1.

149 (2)(dap)(2), which is an active catalyst for hydrazine hydroamination of alkynes.

150 e and by the nitric oxide sensor to ammonia, hydrazine, hydroxylamine and nitrous acid.

151 e, nitrous oxide, nitrogen dioxide, ammonia, hydrazine, hydroxylamine, nitrous acid, oxygen, and carb

152 cation of genotoxic impurities (GIs) such as hydrazine (HZ) is of critical importance in the pharmace

153 he molecular size of W135P by treatment with hydrazine improved the immunogenicity of W135P-rSEC.

154 trocatalytic amplification provided by 15 mM hydrazine in 5 mM phosphate buffer (PB; pH 7) over 100 t

155 Treatments in hydrazine in acetonitrile remove only 2-7% of the oleate

156 enzymatic detection of hydrogen peroxide and hydrazine in alkaline solution.

157 ric layer for the catalytic decomposition of hydrazine in connection to SiO2 spherical particles.

158 s developed for the analysis of carcinogenic hydrazine in drinking water.

159 sualize, for the first time, accumulation of hydrazine in live fruit-fly larvae using epifluorescence

160 ned method detection limit was 0.70 ng/L for hydrazine in reagent water samples, fortified at a conce

161 The beta-98(His) MoFe protein reduction of hydrazine in the absence of the Fe protein showed satura

162 The as-fabricated electrode can detect trace hydrazine in wastewater with high stability, demonstrati

163 trifluoromethylated ynones with aryl (alkyl) hydrazines in the presence of acidic catalysts leads to

164 10(2) times lower reactivities of amines and hydrazines in water than in acetonitrile, the relative r

165 ethod with a (1)H NMR spectroscopic study of hydrazine-induced liver toxicity study in rats.

166 s presented and exemplified using a study on hydrazine-induced liver toxicity.

167 ith 1T phase molybdenum disulfide (MoS2) via hydrazine-induced phase transformation for water splitti

168 differences in the active site chemistry of hydrazine inhibitors and substrate amines.

169 t N-isopropylidene-N'-2-nitrobenzenesulfonyl hydrazine (IPNBSH) is used in the reduction of alcohols

170 Hydrazine is a relatively poor substrate for the wild-ty

171 Hydrazine is also intercalated into f-Ti3CN and f-TiNbC.

172 e cases, the cleavage of the N-N bond in the hydrazine is also observed.

173 es with primary alkylamines, arylamines, and hydrazines is promoted by 5-10 mol % of Ti catalyst.

174 ed in auxiliary reactions in the presence of hydrazine, is strictly proportional to NAD or fumarate c

175 ethyl)-2-[[1-(4-nitrophenyl)ethoxy]carb onyl]hydrazine (KS119), requires enzymatic nitro reduction to

176 y protected using photochemically labile and hydrazine labile groups.

177 )-1-(2-chloroethyl)-2-[(methylamino)carbonyl]hydrazine (laromustine)-resistant DU145 human prostate c

178 the terminal silylamido ligands with eta(1)-hydrazine ligands to give a dimeric Mn2(mu-NHPh)2(PhN-NH

179 henyl)ethylene)isophthalaldehyde with linear hydrazine linker under the solvothermal or microwave hea

180 This method is based on the use of an aryl hydrazine linker, which is totally stable to conditions

181 Following evaporation of hydrazine (<10 min), the oligosaccharides were N-acetyla

182 ated thermally or chemically in solutions of hydrazine, methylamine, or pyridine to produce electroni

183 hin superconducting NbSe2 by polar reductive hydrazine molecules triggers a slight elongation of the

184 The reaction of those compounds with hydrazine monohydrate resulted in the formation of 5H-py

185 eaction of alpha,beta-alkynyl compounds with hydrazine monohydrate, (iv) gold-catalyzed cyclization o

186 olecular dynamics simulations suggest that a hydrazine monolayer intercalates between f-Ti3C2 layers.

187 Using deuterated hydrazine (N(2)D(4)) and butanal, we demonstrate that th

188 o alloy electrocatalyst for the oxidation of hydrazine (N(2)H(4)) and provide evidence for competing

189 rly quantitatively by 24-hour treatment with hydrazine (N(2)H(4)) in liquid ammonia (NH(3)) at 40 deg

190 The catalytic reduction of hydrazine (N(2)H(4)) to ammonia by a beta-98(Tyr-->His)

191 lytic reduction of the nitrogenous substrate hydrazine (N(2)H(4)) to two ammonia molecules when provi

192 itrogenous N(x)H(y) intermediates, including hydrazine (N(2)H(4)), diazene (N(2)H(2)), nitride (N(3-)

193 urements were performed for the oxidation of hydrazine, N(2)H(4), in a deaerated phosphate buffer ele

194 nm) via the irreversible electrooxidation of hydrazine (N2H4 --> N2 + 4H(+) + 4e(-)).

195 Nitrogen hydrides, e.g., ammonia (NH3), hydrazine (N2H4) and hydrazoic acid (HN3), are compounds

196 Hydrazine (N2H4) serves as a unique and powerful medium,

197 uced from the oxidation of the intermediate, hydrazine (N2H4).

198 power of NO to activate inert ammonium into hydrazine (N2H4).

199 h as NO2 hydrolysis and the hypergolicity of hydrazine/nitrogen tetroxide pair, have been interpreted

200 ether a monosubstituted or 1,2-disubstituted hydrazine nucleophile is used.

201 lpalladium species which is intercepted by a hydrazine nucleophile.

202 kyl diazenes using electronically attenuated hydrazine-nucleophiles for a silver-promoted addition to

203 The hydrazines obtained are useful precursors for indoles an

204 The electrochemical conversion of hydrazine on catalytic surfaces in fuel cells is of grea

205 thereby diminishing the electro-oxidation of hydrazine on Pt NPs.

206 by a dehydrative addition of the appropriate hydrazine or hydroxylamine derivatives, respectively.

207 ve heating for 5-20 min with the appropriate hydrazine or hydroxylamine.

208 lar porous network and (b) mild reduction in hydrazine or monosodium citrate which leads to graphene-

209 Reaction of hydrazine or phenylhydrazine with ((tbs)L)Fe3(thf) yield

210 es require hazardous reducing agents such as hydrazine or sodium borohydride.

211 ls were then functionalized by reaction with hydrazine or sodium hydrosulfide.

212 nucleophilicities (alpha-effect) for either hydrazines or hydroxylamine relative to alkylamines.

213 ty of the MoFe protein to reduce dinitrogen, hydrazine, or acetylene.

214 oluminescence (PL) was weak from the Cl- and hydrazine- or sulfide-terminated nanocrystals, but the a

215 exhibit outstanding sensing behavior toward hydrazine over various competing nucleophilic species an

216 Electrochemical hydrazine oxidation and proton reduction occur at a sign

217 Whereas HAO and kustc1061 are capable of hydrazine oxidation as well, KsHDH was highly specific f

218 We use these techniques to study hydrazine oxidation on a polycrystalline platinum substr

219 s efficient, metal-free electrocatalysts for hydrazine oxidation reaction, with low overpotential and

220 the direct catalytic conversion of N2 to the hydrazine oxidation state on molecular Fe complexes is v

221 ore pronounced for proton reduction than for hydrazine oxidation, revealing microscopic details of th

222 as efficient metal-free electrocatalysts for hydrazine oxidation.

223 S rRNA gene sequencing and quantification of hydrazine oxidoreductase (hzo) gene transcripts.

224 generating vial containing pentafluorophenyl hydrazine (PFPH) has been developed.

225 trated in connection with several classes of hydrazine, phenol, purine, and amino acid compounds.

226 s, respectively and (2) utilizing a sulfonyl hydrazine polymer treatment.

227 ity' (RP)-ABPP using clickable, nucleophilic hydrazine probes can capture and identify protein-bound

228 Influence of the catalytic system, hydrazine protecting group and alkyne substitution on th

229 reduction of N(2) or other substrates (e.g., hydrazine, protons, acetylene) by nitrogenase normally r

230 ink developed here circumvents the need for hydrazine, pyridine, or thiol coordinating solvents.

231 ) occurs in the 1,2-diphenyl-1,2-diisopropyl hydrazine radical cation, a molecule in which the ground

232 trically substituted naphthalene-bridged bis-hydrazine radical cations (1,4; 1,5; 2,6; and 2,7) is co

233 ng reaction has been realized, in which aryl hydrazines react with ketones to deliver 1,4-diketones,

234 In this process, hydrazine reduces Au(III) ions, which attach to the exis

235 reas the beta-98(His) MoFe protein catalyzes hydrazine reduction at rates up to 170 nmol NH(3)/min/mg

236 This rate of hydrazine reduction is 94% of the rate catalyzed by the

237 bstitutions do not show significant rates of hydrazine reduction under these conditions, whereas the

238 ation of disproportionation redox reactions, hydrazine reduction, or carbonyl decomposition.

239 re obtained in two steps using formamide and hydrazine, respectively.

240 Reaction of Z-isomers of methyloximes with hydrazine resulted in the formation of 3-aminoindazoles

241 R spectroscopy at 35 GHz using (15)N-labeled hydrazine reveals that the trapped intermediate incorpor

242 from a reaction with a decreased loading of hydrazine run at low temperatures with decreased solvent

243 s the need to prepare potentially toxic aryl hydrazines, simultaneously avoiding undesirable anilines

244 peed (of ~20 body lengths s(-1)) in a 0.001% hydrazine solution due to osmotic effects.

245 hanges when Pt NPs collide with the UME in a hydrazine solution.

246 In the case of methyl hydrazine, subsequent treatment with NaOMe in methanol g

247 tion reactions, in addition to the origin of hydrazine substituent effects.

248 Various hydrazines substituted with N-acyl, N-carboalkoxy, or N-

249 by a C-H amination-oxidation sequence or to hydrazine sulfamate zwitterions by an unusual N-aminatio

250 There is strong evidence against the use of hydrazine sulfate.

251 onic acid, n-butyl, diphenylcyclopropyl, and hydrazine SWNT, is presented.

252 igher abundance of the anammox-specific gene hydrazine synthase (hzs) at the biomat bottom than at th

253 erved in the photoelectron spectra after the hydrazine-terminated nanocrystals were annealed at 350 d

254 surface-immobilized MB consumes interfacial hydrazine thereby diminishing the electro-oxidation of h

255 se the reactivities of the alpha-position of hydrazines, they decrease the reactivities of the beta-p

256 The reactions involve quinones, hydrazines, thiols, and 1,3-cyclohexadiene.

257 the solubilizing sequence using mild aqueous hydrazine to cleave the Ddae linker after NCL-based asse

258 idases F and A (PNGase F and A) or anhydrous hydrazine to cleave the N-glycans from glycopeptides.

259 de, a simple probe, reacts specifically with hydrazine to form phthalazine, a molecule that possesses

260 or 3-hydroxyisobenzofuran-1(3H)-ones 2 with hydrazine to generate phthalazin-1(2H)-ones 3.

261 with varying concentrations of dinitrophenyl hydrazine to get stable color and results were comparabl

262 Steroids were derivatized with Girard P (GP) hydrazine to give GP hydrazones, which are charged speci

263 ized surfaces were observed upon addition of hydrazine to the neat 0.2 M NaOH solution at potentials

264 linones react with hydrazine and substituted hydrazines to afford 2-pyrazolyl benzoic acids 16a-16d a

265 oupling of aryl iodides, sulfur dioxide, and hydrazines to deliver aryl N-aminosulfonamides is descri

266 g nucleophiles in aqueous solutions, such as hydrazines to form hydrazides.

267 Consequently, the chemistry of 1 with hydrazines to generate hydrazido complexes was scrutiniz

268 -2,3-diazabicyclo[2.2.2]octane, that has the hydrazine-to-anthracene charge-transfer band in a region

269 on is examined using a theoretical model for hydrazine transport, which is in turn used to explain th

270 reduction pathway, and that the diazene- and hydrazine-trapped turnover states represent the same int

271 ne samples (n = 54) and from a corresponding hydrazine-treated group (n = 58).

272 AMP), W135 CP (W135P), and ultrasonicated or hydrazine-treated W135P at various concentrations of rea

273 In contrast, ethanol-based hydrazine treatments remove 85-90% of the original oleat

274 al phosphoric acids, achiral N,N'-binaphthyl hydrazines undergo a facile [3,3]-sigmatropic rearrangem

275 +) shows that its charge is localized on one hydrazine unit on the EPR time scale.

276 ecular photoinduced electron transfer from a hydrazine unit to an aromatic group is studied by resona

277 e monocation presumably forms at the central hydrazine unit, which lacks substitution by the more ele

278 The largest distortions occur on the hydrazine unit; the normal mode showing the largest dist

279 pendent upon the substitution pattern of the hydrazine units on the naphthalene bridge but do not cor

280 shydrazine diradical dication has its remote hydrazine units oxidized, although the monocation presum

281 diazenido complexes that ultimately produce hydrazine upon protonation with ethanol.

282 Diffusion of hydrazine vapor from the surrounding atmosphere into the

283 halides (ditosylates) and primary amines and hydrazines via a simple and efficient cyclocondensation

284 Ionic liquid-supported sulfonyl hydrazine was synthesized and reacted with a number of k

285 ation between a keto enamine and substituted hydrazines was observed when using toluene as the solven

286 fluoroacetylated acetylenes and aryl (alkyl) hydrazines was performed, aimed to the regioselective sy

287 tained from reduction of graphene oxide with hydrazine were functionalized by treatment with aryl dia

288 tial for the successful N-N bond cleavage of hydrazine while preserving the trans double bond.

289 n overpotential following exposure to dilute hydrazine, while also showing a 10-fold increase in curr

290 Similarly, tests of a hydrazine with a neighboring carboxylic acid group show

291 amework in a single step by reacting an aryl hydrazine with an elaborated acetylenic ketone.

292 The data for the O-glycans released by hydrazine with anhydrous EDTA or disodium salt dihydrate

293 qualitative and quantitative measurement of hydrazine with high sensitivity, low cost, and fast anal

294 strategy is developed to selectively detect hydrazine with superb sensitivity.

295 Here we compare the use of hydrazine with that of a new enzyme (rice PNGase Ar) and

296 These probes enable the detection of hydrazine with the naked eye well below sub-ppm concentr

297 g of substituted o-(pseudo)halobenzoates and hydrazines with isocyanide insertion allowing straightfo

298 om the reaction of diverse hydroxylamines or hydrazines with reagent classes di(benzotriazol-1-yl)met

299 fferent carbohydrate origins as well as aryl hydrazines with various substituents.

300 This electrode is highly selective to hydrazine without interference from uric acid, glucose,