ライフサイエンスコーパス: borane

1 by the reaction of dinitroamine with ammonia-borane.

2 alytic hydrolytic dehydrogenation of ammonia borane.

3 ydrophosphination with a secondary phosphine borane.

4 tioinduction in reductions catalyzed by this borane.

5 arbene into a boron-hydrogen bond of the NHC-borane.

6 oselectivity-determining when using a chiral borane.

7 nding feature in its parent compound ammonia borane.

8 m n-butyllithium and the corresponding amine-borane.

9 the synthesis of a six-membered cyclic amine-borane.

10 onations of boronic acid to borinic acid and borane.

11 enation of carbon dioxide (CO2) with ammonia-borane.

12 9-dimethylxanthene) in the presence of amine-boranes.

13 the first reported examples of (dinitramido)boranes.

14 d of Lewis basic phosphines and Lewis acidic boranes.

15 disubstituted 1,3-dimethylimidazol-2-ylidene boranes.

16 dride transfer to reactions employing chiral boranes.

17 lized through interactions with the appended boranes.

18 ry good approach to access chiral cyclic NHC-boranes.

19 s of vertex-differentiated icosahedral closo-boranes.

20 bout 2 orders of magnitude less than for NHC-boranes.

21 al reactions of N-heterocyclic carbene (NHC) boranes.

22 rst single-component N-heterocyclic silylene borane 1 (LSi-R-BMes2 ; L=PhC(N(t) Bu)2 ; R=1,12-xanthen

23 ne salts of tert-butylmethylphosphinous acid borane 1 is described.

24 [B12H12](2-), dianionic and an example of a borane, 1,2-C2B10H12, neutral and an example of a hetero

25 ith the N-heterocyclic carbene (NHC)-derived borane 2 and catalytic HNTf(2) (Tf = trifluoromethanesul

26 dehydrogenation of H2 O to give the silanone-borane 3 as reactive intermediate.

27 allows access to the intramolecular silanone-borane 3 featuring a Si=O-->B interaction through reacti

28 N2 O, or CO2 , and formation of silanethione borane 4 from reaction with S8 .

29 tm pressure in benzene, affording the silane borane 5-H2 , L(H2 )Si-R-BMes2 .

30 sopropylammonium tert-butylmethylphosphinite borane 6 revealed the presence of a cyclic hydrogen-bond

31 Intermediate 5 was then transformed to amine-borane 8 and the cyclic diborazane 9a by two different m

32 catalysts for the dehydrogenation of ammonia borane (AB) are known, those that release >2 equiv of H2

33 rate and extent of H(2) release from ammonia borane (AB) have led to the syntheses and structural cha

34 Ammonia borane (AB) is among the most promising precursors for t

35 ted for catalytic dehydrogenation of ammonia borane (AB).

36 catalyst for the dehydrogenation of ammonia borane (AB).

37 improved by using stronger amine donors and borane acceptors than prior studies.

38 ramolecular C-H borylation of tertiary amine boranes activated with catalytic amounts of strong "hydr

39 protonation with n-butyl lithium followed by borane addition.

40 ally demonstrated by isolation of a silylene-borane adduct 3 following addition of B(C6F5)3.

41 , the carbene 23a, and the mechanisms of the borane adduct formation to 26a-h, NMR spectroscopic inve

42 ted vinylene linked intramolecular phosphane-borane adducts), using solid-state nuclear magnetic reso

43 es, isolated and characterized as air-stable borane adducts, and the investigation of their experimen

44 CO, to form [2+2] and [2+4] cycloadducts and borane adducts, and to cyclize to 1H-diazirenes of the t

45 he first representatives of new zwitterionic borane adducts, imidazo[2',1':3,4][1,4,2]diazaborolo[1,5

46 catalyzed dehydropolymerization of phosphine-borane adducts.

47 X-ray single-crystal analysis of one of the borane adducts.

48 nd isolated in 70-75% yields relative to the borane adducts.

49 igration triggered by boranes to afford cAAC-borane adducts.

50 Addition of neutral boranes, alkali metal cations, and an Fe(2+) complex inc

51 Borane-amine adducts have received considerable attentio

52 eoselective synthesis of secondary phosphine borane amino acid derivatives was achieved by alkylation

53 Consequently, the synthesis of sec-phosphine borane amino acids followed by their use in hydrophosphi

54 on into free [60]fullerene and sec-phosphine borane amino ester compound.

55 electrochemical behavior of a C60-phosphine borane amino ester was investigated by cyclic voltammetr

56 Second, a sec-phosphine borane amino ester was saponified and coupled with alpha

57 F-HG-AS), using different reductants such as borane-ammonia (AB), borane-tert-butylamine (TBAB), and

58 sing tris(phosphino)silyl and tris(phosphino)borane ancillary ligands.

59 omal delivery of a (10)B-enriched polyhedral borane and a carborane against mouse mammary adenocarcin

60 3-syn isomer is obtained by combining an NHC-borane and a Lewis acid (MgBr2.OEt2), while using a reve

61 ily available 1,3-dimethylimidazol-2-ylidene borane and a water-soluble triazole relative are catalyz

62 of the last 10 years of research on ammonia-borane and amine-borane dehydrogenation mediated by comp

63 posomes containing (10)B-enriched polyhedral borane and carborane derivatives for the treatment of he

64 hysical characteristics of easily accessible borane and carborane derivatives, which are excellent ma

65 good tolerance for variation in both the NHC-borane and diazocarbonyl components.

66 In these cases the borane and ether behave as a frustrated Lewis pair to ac

67 /oxidation sequence requiring stoichiometric borane and oxidant is currently the most practical metho

68 ture, catalyst-free reaction between ammonia borane and tetrahydrofuran borane produces aminodiborane

69 eactivity between the most reactive pyridine-borane and the least reactive phosphine-borane is a fact

70 on sequence starting from tertiary phosphine-boranes and 1,2-dibromobenzenes is reported.

71 of unusual reactivity between tricoordinated boranes and electrophilic sites suggest a new conceptual

72 d hydrosilylation of aldimines through amine-boranes and silanes, respectively.

73 posure of the surface to a 0.1 M solution of borane, and polymerizing from the borane sites upon expo

74 fferent "push-pull" stabilized products with borane- and carbene-coordinated silylene moieties: 2, co

75 is present in excess, the resulting grafted boranes appear to be completely dry, due to the eventual

76 Dialkylammonium phosphinite boranes are convenient precursors of the chiral tert-but

77 The aromatic boranes are readily transformed into a range of useful p

78 Amines and boranes are the archetypical Lewis bases and acids, resp

79 lides by N-heterocyclic carbene boranes (NHC-boranes) are catalyzed by thiols.

80 This approach features the use of 2-picoline borane as the reducing agent and a protic solvent for th

81 he highest occupied molecular orbital of the borane as well as the singly occupied molecular orbital

82 The use of NHC-boranes as hydroborating reagents is still undisclosed d

83 ntermediate that adds, in a second step, the borane at the carbon.

84 The borane B(C(6)F(5))(3) is a precatalyst for H/Dexchange b

85 ely, the reaction with the hard Lewis acidic borane B(C6 F5 )3 initiates a cascade reaction to yield

86 nd 12) react with the strongly electrophilic borane B(C6F5)3 in consecutive 1,1-carboboration sequenc

87 because the archetypical electron-deficient borane B(C6F5)3 shows the same reaction pattern.

88 of the reaction with tris(pentafluorophenyl)borane (B(C6F5)3), an activating agent capable of cycliz

89 The first highly active phosphine (P)/borane (B) Lewis pair polymerization is promoted unexpec

90 The air-stability of the most effective borane, B(C6Cl5)(C6F5)2, makes this a practically simple

91 A new family of electron-deficient tris(aryl)boranes, B(C(6)F(5))(3-n)(C(6)Cl(5))(n) (n = 1-3), has b

92 this transformation, tris(pentafluorophenyl)borane (BCF), and the Lewis basic triarylamine substrate

93 Described herein is a bifunctional borane/borinic acid derivative (2) in which the two func

94 Formal removal of two bonding partners from boranes, BR3, yields borylenes, RB, which have been infe

95 alytic dehydrogenation of ammonia- and amine-boranes by a dimethylxanthene-derived frustrated Lewis p

96 A Shimoi-type activation of B-H bond of NHC-boranes by a diphosphane-ligated cationic Rh complex was

97 The findings indicate that 1.0 mg of ammonia borane can produce hydrogen in the range of 1.0-1.25 mL,

98 ral types by assorted N-heterocyclic carbene boranes can be accomplished by addition of 5-10% diiodin

99 Dimeric aryl(hydro)boranes can provide suitable platforms for the synthesis

100 drocoupling of B-H and H-N groups of growing borane-capped aminoborane anions with AB, are supported

101 ylstannane, and five borane complexes (amine-boranes, carbene-boranes) have been studied photometrica

102 d argon matrix at 25 K to selectively form a borane carbonyl 9 without involvement of the adjacent ph

103 Icosahedral boranes, carboranes, and metallacarboranes are extraordi

104 ively summarises synthetic methods involving borane-catalysed Si-H and H-H bond activation.

105 ,3'-disubstituted binaphthyl backbone of the borane catalyst as well as the use of reactive trihydros

106 reacts to yield an N-silylated amine and the borane catalyst.

107 a novel electrophilic amination of the alkyl borane catalyzed by an NHC-Cu complex.

108 We report the serendipitous discovery of a borane-catalyzed formal C(sp(3))-CF3 reductive eliminati

109 Room-temperature borane-catalyzed functionalization of hydride-terminated

110 fficient chemistries [tris(pentafluorophenyl)borane-catalyzed silation and thiol-ene coupling] is rep

111 B-H bond Rh activation of NHC-borane circumvents this limitation, and asymmetric Rh-di

112 A single B-OH vertex of the icosahedral borane [closo-B(12)(OH)(12)](2-) was derivatized to prep

113 As there are many existing borane clusters of different sizes, heteroboranes and me

114 The synthesis of a three-coordinate Pt-borane complex featuring a bidentate "LZ" (boryl)iminome

115 -propionic acid methyl ester)phenylphosphine borane complex, a cell-permeable intracellular disulfide

116 ters upon protection of the phosphine as the borane complex.

117 ributylstannane, triphenylstannane, and five borane complexes (amine-boranes, carbene-boranes) have b

118 polarized reverse-dative sigma-bond of metal-borane complexes (i.e., M-->BR3 ) remains limited.

119 The mu-amino-borane complexes [Rh2 (L(R) )2 (mu-H)(mu-H2 B=NHR')][BAr

120 ic boron cations derived from hindered amine borane complexes have been shown to undergo intramolecul

121 e syntheses of P-chiral ammonium phosphonite-borane complexes in the gluco- and manno-like series hav

122 sis of P-chiral gluco- and manno-phosphonite-borane complexes is described on the basis of the additi

123 The phosphonite-borane complexes may be applied directly in the coupling

124 ore effective hydrogen atom donors involving borane complexes.

125 s of P-chirogenic o-halogenophenyl phosphine borane complexes.

126 ination reactions of [60]fullerene/phosphine borane compounds offer a promising new strategy for the

127 action of [60]fullerene by the sec-phosphine borane compounds was performed under PTC to obtain C60-a

128 For an NHC-borane containing a bulky thexyl substituent at boron, t

129 le toward small molecules that exploit metal-borane cooperative effects.

130 hows that the narrowing of the band gap upon borane coordination to the pyridal nitrogen on PT is a r

131 Simple as ABC: Alkynyl borane cycloadditions can be substrate-directed to assem

132 2) and n-octane occurring by dissociation of borane-d(1) to form (Cp*d(15))Rh(D)(Bpin).

133 An axially chiral, cyclic borane decorated with just one C6F5 group at the boron a

134 ntal steps of key processes, including amine-borane dehydrocoupling and hydrogen release from primary

135 s are generated in [Cp(2)Ti]-catalyzed amine-borane dehydrocoupling reactions, for which diamagnetic

136 ears of research on ammonia-borane and amine-borane dehydrogenation mediated by complex metal hydride

137 alytic olefin hydrogenation as well as amine-borane dehydrogenation/transfer hydrogenation.

138 iated route, and are pre-catalysts for amine-borane dehydropolymerization, suggesting a possible role

139 imetallic catalysis may be possible in amine-borane dehydropolymerization.

140 butene provided the corresponding thexyl NHC-borane (diMe-Imd-BH2thexyl) in 75% yield.

141 Reactions of 1,3-dimethylimidazol-2-ylidene-borane (diMe-Imd-BH3) and related NHC-boranes with diary

142 , reaction of 1,3-dimethylimidazol-2-ylidene borane (diMe-Imd-BH3) with 10% I2 followed by addition o

143 A borane (e.g., pinacolborane) is required to promote CAH.

144 describe the selective reaction of an amine/borane FLP with molecular oxygen.

145 ion-molecule reactions of tris(dimethylamino)borane followed by collisionally activated dissociation

146 After removal of the borane from [(ArylNCH2CH2)3N]Mo(NB(C6F5)3) with PMe3, ri

147 The trimethylene-bridged amine/borane frustrated Lewis pair was prepared by hydroborati

148 The C4-bridged unsaturated phosphane/borane frustrated Lewis pairs (P/B FLPs) 4 undergo boran

149 ss the metal-boron bond and 'recharging' the borane functional group back to borohydride.

150 sation of ligands containing borohydride and borane functionalities as reversible hydrogen atom store

151 oducts bearing versatile amino, alkenyl, and borane functionality.

152 ce of TPB (tris-(o-diisopropylphophinophenyl)borane) gives (TPB)CoBr (4).

153 he ligating atom, with phosphine, alkyl, and borane groups being prototypical examples of L-, X- and

154 ogenation of H(3)B.NMe(2)H to give the amino-borane H(2)B horizontal lineNMe(2), dimerization of this

155 lyzed dehydrocoupling of the secondary amine-borane H(3)B.NMe(2)H, to give the cyclic amino-borane [H

156 Ammonia borane (H(3)N-BH(3), AB) is a lightweight material conta

157 rane H(3)B.NMe(2)H, to give the cyclic amino-borane [H(2)BNMe(2)](2), has been explored using catalys

158 l H3B.NMeH2 to form the "real monomer" amino-borane H2B horizontal lineNMeH that undergoes insertion

159 tH(I(t)Bu')(I(t)Bu)] releasing H2, the amino borane H2B-NMe2 and regenerating the catalytic [Pt](+) s

160 NiPd catalysis for the hydrolysis of ammonia borane (H3 NBH3 , AB) with a turnover frequency (TOF) of

161 Transition metal-catalyzed ammonia-borane (H3N-BH3, AB) dehydrocoupling offers, in principl

162 synthesis of 1,3-dimethylimidazol-2-ylidene borane has been conducted on scales up to 100 mmol and i

163 1-Butyl-3-methylimidazol-2-ylidene borane has been synthesized directly from two inexpensiv

164 1,3-Dialkylimidazol-2-ylidene boranes have been made in moderate yields (typically 23-

165 the phenylthiyl (PhS*) radical with two NHC-boranes have been measured to be ~10(8) M(-1) s(-1) by l

166 ive borane complexes (amine-boranes, carbene-boranes) have been studied photometrically in dichlorome

167 Ph2tBu) Ar=2,6-Ph2 -4-tBuC6 H2 ) with Piers' borane (HB(C6 F5 )2 ).

168 cyclopentadienyl, Mes = mesityl) with Piers' borane [HB(C6F5)2] and carbon monoxide (CO) gave the for

169 of dimesitylnorbornenylphosphane with Piers' borane [HB(C6F5)2] gave the frustrated Lewis pair (FLP)

170 lylethynyl)alkenyl]ZrCp2 complex with Piers' borane [HB(C6F5)2] resulted in the clean formation of th

171 of N-allyl-tetramethylpiperidine with Piers' borane [HB(C6F5)2].

172 Dehydrocoupling reactions between the boranes HBpin and 9-borabicyclo[3.3.1]nonane and a range

173 Al, C, N, P, O) sigma bonds of H2, silanes, borane (HBpin, pin = pinacolate), allane (NacNacAlH2), p

174 Boranes, heteroboranes and metallacarboranes, all named

175 This new activation mode of NHC-boranes highlights their use in organometallic chemistry

176 plex rendering it unable to provide a "free" borane hydroborating reagent.

177 With heteroaryl disulfides, the NHC-borane in the primary NHC-boryl sulfide product migrates

178 n led to a library of enantioenriched cyclic boranes in high yield (up to 94%) with high regio- (up t

179 ydroboration reactivity towards H-B bonds of boranes, in the former case corroborating the proposed f

180 frustrated Lewis pairs (P/B FLPs) 4 undergo borane induced phosphane addition to a variety of acetyl

181 her added intentionally or formed in situ by borane-induced dehydration of silanol pairs, the adduct

182 DFT calculations demonstrate that the amino-borane interacts with the Rh centers through strong Rh-H

183 species present data that support a Rh-amido-borane intermediate as the active catalyst.

184 n catalyst for the transformation of diamine boranes into cyclic 1,3,2-diazaborolidines, which can in

185 The incorporation of polyhedral boranes into novel photoluminescent materials is an area

186 corresponding tertiary hydroxyalkylphosphine-boranes involving facile reduction of the P horizontal l

187 dine-borane and the least reactive phosphine-borane is a factor of approximately 40.

188 Ammonia-mono(dinitramido)borane is a perfectly oxygen-balanced high-energy-densit

189 petitive experiments show that a typical NHC-borane is highly reactive toward rhodium carbenes.

190 s preparation of menthol-derived phosphinite boranes is also described.

191 y of B(C6F5)3 and related electron-deficient boranes is currently experiencing a renaissance due to t

192 The B-H bond of typical boranes is heterolytically split by the polar Ru-S bond

193 nary onium salts) and a Lewis acid (triethyl borane) is described.

194 reactivities of a series of neutral ligated boranes L-BH3 (where L is NHC, amine, pyridine, or phosp

195 o form carbon-boron bonds in the presence of borane-Lewis base complexes, through carbene insertion i

196 , thus highlighting an important role of the borane ligand both in stabilizing the d(10) Ni-(H2 ) int

197 ickel complexes of the chelating diphosphine-borane ligands ArB(o-Ph(2)PC(6)H(4))(2) ([(Ar)DPB(Ph)];

198 Unlike other LZ-type borane ligands featuring a single-donor buttress, the sm

199 talytic cycle which appears to involve amine-borane ligated [CpFe(CO)](+) as a key intermediate.

200 Tris(phosphine)borane ligated Fe(I) centers featuring N(2)H(4), NH(3),

201 ligands and a complex with both borylene and borane (M --> B) ligands.

202 the metal-free hydrogen transfer from amine-borane Me(2)NH.BH(3) to aminoborane iPr(2)N horizontal l

203 dehydrocoupling/dehydrogenation of the amine-borane Me2NH.BH3 (3) to afford the cyclodiborazane [Me2N

204 hthyl)-1-ethylamines were synthesized by the borane-mediated reduction of single-isomeric (E)- and (Z

205 een seen before in imine reduction involving borane-mediated Si-H bond activation provided new insigh

206 ine of the various synthetic routes to metal-borane (metallaboratrane) complexes will be provided tog

207 The appended boranes modulate the reactivity of a metal hydride as we

208 sented with carbazole moieties as donors and borane moieties as acceptors embedded into the ring syst

209 binding of fluoride occurs at the peripheral borane moieties resulting in the cessation of the EET (e

210 d the transformation between borohydride and borane moieties.

211 ds are redox-responsive and the Lewis acidic borane moiety in 4-BP can be exploited to further tune t

212 fer polymerization of a vinyl-functionalized borane monomer.

213 nd BN fragment and a BH bond of the incoming borane monomer.

214 The mechanism of formation of ammonia borane (NH(3)BH(3), AB) and the diammoniate of diborane

215 Ammonia-borane (NH(3)BH(3), AB) has garnered interest as a hydro

216 s the result of thermal energy, from ammonia borane (NH3BH3), which has been suggested as a storage m

217 ium(II) salts catalyze reactions between NHC-boranes (NHC-BH3) and diazocarbonyl compounds (N2CRCOR')

218 l and aryl halides by N-heterocyclic carbene boranes (NHC-boranes) are catalyzed by thiols.

219 he obtention of various P-chiral phosphonite-boranes, of which further coupling reactions are describ

220 ersion of borenium cations with cationic NHC-borane-olefin pi-complexes.

221 like other toxic transition-metal catalysts, borane or related byproducts can be readily removed from

222 reaction prompts reaction with H2 to give a borane-oxy-borate derivative, the product of C-O bond cl

223 ewis acid unreactive to O2 , to generate bis(borane) peroxide.

224 city, and improved gene silencing ability of borane phosphonates, we have focused our research on the

225 Replacing the carbocation with borane (preserving pi-accepting capabilities), ammonium

226 The dichloro(heteroaryl)borane primary products can be protected to form synthet

227 n between ammonia borane and tetrahydrofuran borane produces aminodiborane via the formation of a dih

228 A stereospecific, borane-promoted reduction of beta-aminophosphine oxides,

229 ily available 1,3-dimethylimidazol-2-ylidene borane provides reductively decyanated products in good

230 This NHC-borane reagent is a stable, free-flowing liquid that sho

231 The newly formed borane reagents were reacted with aldehydes and ketones

232 er mild conditions and do not require excess borane reagents.

233 ps to boron forming the corresponding chiral borane reagents.

234 appropriately protected polyhistidines with borane, reducing the carbonyl groups to methylenes.

235 ct observation of free formaldehyde from the borane reduction of CO2 catalyzed by a polyhydride ruthe

236 tion of nitromethane to acrylate followed by borane reduction of the ester group and the key 1,3-dipo

237 gand is shown to promote a significant metal-borane reverse-dative sigma-interaction akin to multiply

238 diborazane Me(3)N-BH(2)-NHMe-BH(3) or amine-boranes RR'NH.BH(3) (R, R' = H or Me).

239 ive radical-based reduction in which the NHC borane serves as the hydrogen donor, thus obviating the

240 olution of borane, and polymerizing from the borane sites upon exposure to a solution of diazomethane

241 rane, that reversibly binds additional amine-borane so that saturation kinetics (Michaelis-Menten typ

242 ion is suggested in which the putative amido-borane species dehydrogenates an additional H3B.NMeH2 to

243 to be a function of the Lewis acidity of the borane substrate, and is dictated by resultant pre-equil

244 ration of highly functionalized cyclic amine-borane substrates, which could not be achieved using oth

245 the dehydrocoupling/dehydrogenation of amine-boranes, such as Me(2) NHBH(3).

246 The synthesis of a bis(borane)-supported peroxide anion and its structural and

247 ))(3), to generate a Mo(I) species and a bis(borane)-supported peroxide dianion, [[(F(5)C(6))(3)B](2)

248 Here we describe a tris(phosphine)borane-supported iron complex that catalyses the reducti

249 boratranes and herein describe a diphosphine-borane-supported Ni-(H2 ) complex, [((Ph) DPB(iPr) )Ni(H

250 The reactive site of B-alkyl-substituted NHC-boranes switched from the boron center to the alkyl subs

251 When compared with the silane-borane system, the silane-alane system offers unique fea

252 A palladium-boronate/borane-system -catalyzed isomerization of olefins has be

253 lphosphine oxides into hydroxyalkylphosphine-boranes takes place with complete inversion of configura

254 Instead, using mixed boranes (tBuBMe2), the synthesis of adjacent quaternary

255 rent reductants such as borane-ammonia (AB), borane-tert-butylamine (TBAB), and sodium tetrahydridobo

256 duction effected by a weaker reducing agent, borane-tert-butylamine complex.

257 d palladium nanoparticles are treated with a borane tetrahydrofuran solution.

258 NaBH(4) in THF generates HInCl(2) along with borane-tetrahydrofuran (BH(3).THF) in situ.

259 Problem solved: an air-stable 2-pyridyl borane that can effectively couple to a wide range of ar

260 experiments were done with an axially chiral borane that was introduced by us a few years ago, and th

261 lky UX(3) are also inert to reagents such as boranes that would react with the traditional harsh reac

262 e active catalyst, proposed to be a Rh-amido-borane, that reversibly binds additional amine-borane so

263 ytic principles in the hydrolysis of ammonia-borane, the highest total turnover frequency among these

264 basis of the addition of diethyl phosphonite-borane to a glucal-derived aldehyde, followed by a cycli

265 Most notably, 1 reacts with catechol borane to afford the unprecedented hydroborylene-coordin

266 valent phosphorus compound activates ammonia-borane to furnish a 10-P-5 dihydridophosphorane, which i

267 ET (electronic energy transfer) process from borane to porphyrin core and with negligible negetive co

268 itial stage of hydride transfer from the NHC-borane to the acetylenedicarboxylate.

269 AAC) via 1,2-hydrogen migration triggered by boranes to afford cAAC-borane adducts.

270 rect addition of anionic secondary phosphine boranes to carbodiimides yields both chiral and achiral

271 the dehydrocoupling/dehydrogenation of amine-boranes to form oligo- and polyaminoboranes.

272 ging from weakly Lewis acidic aryl and alkyl boranes to various alkyl borates.

273 syl complexes stabilized by a tris(phosphine)borane (TPB) ligand is described.

274 NH(3) response using tris(pentafluorophenyl)borane (TPFB) as a receptor.

275 lds both chiral and achiral phosphaguanidine boranes under ambient temperature conditions.

276 radicals obtained from N,N'-dipp-substituted boranes underwent exothermic beta-scissions with product

277 bles but is not isoelectronic with the known borane version B21H18(-) or as a large hypho-deltahedron

278 ly, the over-oxidized ammoniabis(dinitramido)borane was detected by NMR spectroscopy.

279 The decomplexation of the borane was easily achieved without racemization using DA

280 When the ammonia borane was encapsulated within a polycarbonate (PC) micr

281 Ammonia borane was placed in a brass reservoir, heated continual

282 Triethyl borane was the Lewis acid chosen to activate the epoxide

283 The boranes were converted into tertiary alcohols or C-terti

284 , the corresponding o-halogeno-arylphosphine boranes were obtained without racemization in moderate t

285 ional Ru complexes with pendent Lewis acidic boranes were prepared by late-stage modification of an a

286 tive vertex-differentiated icosahedral closo-boranes were prepared utilizing carbonate ester and azid

287 Two ammonia-(dinitramido)boranes were synthesized by the reaction of dinitroamine

288 When P-chirogenic secondary phosphine boranes were used, the corresponding o-halogeno-arylphos

289 by the reactivity of the substrates with the borane, which could be strongly influenced by the format

290 In contrast to boranes, which act as electron acceptors and thus Lewis

291 ization reaction using a highly Lewis acidic borane with concomitant C-H or C-C bond formation.

292 s-(2,6-diisopropylphenyl)-imidazol-2-ylidene borane with dimethyl acetylenedicarboxylate gives 80% yi

293 as achieved by alkylation of phenylphosphine borane with gamma-iodo-alpha-amino ester reagents under

294 route to reach the interesting cyclic amine borane with high efficiency.

295 substantially more reactive than our chiral borane with just one C6F5 group.

296 is prepared by the reaction of dimethylamine-borane with methylmagnesium chloride.

297 sed on the reaction of a secondary phosphine borane with the 1,2-dibromo (or diiodo)arene, owing to t

298 Fifteen second-generation NHC-ligated boranes with aryl and alkyl substituents on boron were p

299 lidene-borane (diMe-Imd-BH3) and related NHC-boranes with diaryl and diheteroaryl disulfides provide

300 p chemistry aspect, reactions of various NHC-boranes with simple organic dinitriles selectively provi

301 ion (with H3B.NMeH2) or elimination of amino-borane (with H3B.NMe2H) follows, in which N-H activation