ライフサイエンスコーパス: tryptamine

1 d, a-linolenoyl phenylethylamine and caproyl tryptamine).

2 ketamine and phencyclidine-type substances, tryptamines).

3 on of serotonin and serotonin dimer, but not tryptamine.

4 e rearrangement of an unsymmetrical 2,2'-bis-tryptamine.

5 lated (N-H)-indoles including derivatives of tryptamine.

6 involving the seven conformational minima of tryptamine.

7 e, and the latter the main mode of action of tryptamine.

8 versus acetyl-CoA and noncompetitive versus tryptamine.

9 eO-DMT) is a naturally occurring psychedelic tryptamine.

10 ve in the synthesis of enantiomerically pure tryptamine.

11 of artificial seawater for acetylcholine and tryptamine.

12 uced priming explains the partial agonism of tryptamine.

13 5-HT and 2-Me-5HT but slightly different for tryptamine.

14 as they remained isolated in the presence of tryptamine.

15 to form the beta-arylamine neurotransmitter tryptamine.

16 are significantly briefer in the presence of tryptamine.

17 ine were all synthesized in three steps from tryptamine.

18 or involvement of the 5-HT(1A) receptor with tryptamines.

19 C-H-amination of the indole core of various tryptamines.

20 5-(Nonyloxy)tryptamine (10) represents a compound with optimal 5-HT1

21 chloroimidazo[2,1-b][1,3]thiazole-5-sulfonyl)tryptamine (11q) is a high affinity, potent full agonist

22 e alkyl chain, to 5-[(7,7-dimethylheptyl)oxy]tryptamine (15), results in an agent with somewhat lower

23 reoselective addition of 5-aminoindole (1a), tryptamine (1b), and histamine (1c) to alkynes 2a-s to s

24 w) whereas l-tryptophan (2.78mg/100g dw) and tryptamine (2.77mg/100g dw) were the only indole compoun

25 ith agonists including serotonin, histamine, tryptamine, 2-phenylethylamine, putrescine, and agmatine

26 er with HRW led to a significant decrease in tryptamine, 2-phenylethylamine, spermidine, and spermine

27 One of the tryptamines, 4-fluoro-5-methoxy-DMT (6), displayed high

28 d to serotonin by a constitutively expressed tryptamine 5' hydroxylase (T5H) in rice plants.

29 . viridis tryptophan decarboxylase (TDC) and tryptamine 5-hydroxylase (T5H) genes.

30 ethyl)-1H-indole (CP-122,288), 5-carboxamido-tryptamine (5-CT), and dihydroergotamine.

31 5-hydroxy-tryptamine (5-HT) resulted in rapid activation of TACE,

32 platelet aggregation, secretion of 5-hydroxy tryptamine (5-HT), and an increase in cytosolic calcium.

33 Stimulation of 5-hydroxy-tryptamine (5-HT4 and 5-HT6 receptors causes an increase

34 -methoxy-tryptamine (6.1)>5-methoxy-dimethyl-tryptamine (5.4)> or =8-OH-DPAT (<5.0)=alpha-methyl-5-HT

35 one, butylone, 4-Me-PPP, and 4-MEC) and five tryptamines (5-EtO-DPT, 5-EtO-DALT, 5-EtO-MIPT, 5-EtO-AL

36 aneous determination of endogenous 5-hydroxy tryptamine, 5-hydroxyindole-3-acetic acid (5-HIAA), tryp

37 can acetylate the endogenous arylalkylamines tryptamine, 5-hydroxytryptamine (serotonin), and 5-metho

38 pEC50): 5-CT (7.4)>5-HT (6.5)> or =5-methoxy-tryptamine (6.1)>5-methoxy-dimethyl-tryptamine (5.4)> or

39 22 +/- 3; 5HT, 40 +/- 7; 5-methoxy-dimethyl tryptamine, 64 +/- 27; and BW-723C86, 1213 +/- 210.

40 s in mobilizing [Ca2+]i were (nM): 5-methoxy tryptamine, 8 +/- 4; (R)-DOI, 18 +/- 6; alpha-methyl-5HT

41 esis of regioisomeric spirocycles 87 and 90, tryptamines 88 and 91, Corey's aspidophytine tryptamine

42 trointestinal digestion: tyramine (13-fold), tryptamine (9-fold), others (2.4-4.2-fold) and histamine

43 tryptamines 88 and 91, Corey's aspidophytine tryptamine (97), and efavirenz (1) are also described.

44 this bottleneck by installing chlorine onto tryptamine, a downstream substrate.

45 via direct Pictet-Spengler cyclizations with tryptamine, a metal-promoted 6- endo-dig cyclization of

46 atalyzes hydroxylation of the amino group of tryptamine, a rate-limiting step in tryptophan-dependent

47 lase, the enzyme that converts tryptophan to tryptamine, accepts 7-chlorotryptophan at only 3% of the

48 Tryptamine accumulation in cheese has been scarcely exam

49 Serotonin (but not tryptamine) acetylation varied according to hair cycle p

50 Tryptophan, indole, indole acetic acid, and tryptamine activated transcription in yeast coexpressing

51 int1, hHint3-1 and hHint3-2 prefer AIPA over tryptamine adenosine phosphoramidate by factors of 33- a

52 3-indolepropionic acyl-adenylate (AIPA) over tryptamine adenosine phosphoramidate monoester (TpAd).

53 ionic acyl-adenylate as a substrate, but not tryptamine adenosine phosphoramidate monoester.

54 Psilocybin, a naturally occurring, tryptamine alkaloid prodrug, is currently being investig

55 Dietary amines such as tyramine and tryptamine also inhibited G34 cleavage.

56 lly exclusive interaction with serotonin and tryptamine also suggests a physiological rationale for t

57 ilent background, we introduced an unnatural tryptamine analog to the production media and demonstrat

58 esis of medicinally active, ring-constrained tryptamine analogs.

59 er tetracyclic pyrroloindolines or tricyclic tryptamine analogues depending on the reaction condition

60 The initially reported tryptamine analogues displayed either poor solution stab

61 en-like behavioral properties of these rigid tryptamine analogues.

62 The reaction of tryptamine and (2-oxocyclohexyl)acetic acid can be catal

63 Starting from Boc-protected tryptamine and (S)-tetrahydro-5-oxo-2-furancarboxylic ac

64 ioselective Pictet-Spengler reaction between tryptamine and 2,3-pentanedione is subsequently uncovere

65 r the derivatization of histamine, tyramine, tryptamine and 2-phenylethylamine, which eliminates the

66 of free radicals from two related compounds, tryptamine and 3-methylindole.

67 cturally complex alkaloids, in 10 steps from tryptamine and 6-methoxytryptamine.

68 sformation is successful for a wide range of tryptamine and alpha,beta-unsaturated aldehyde substrate

69 was a dead end competitive inhibitor versus tryptamine and an uncompetitive inhibitor versus acetyl-

70 f this reaction is broad with respect to the tryptamine and aniline components.

71 pling between two different indole moieties, tryptamine and aurantioclavine, to construct vicinal qua

72 munesin is biosynthesized by the coupling of tryptamine and aurantioclavine, two building blocks deri

73 Levels of tryptamine and beta-phenyl-ethylamine never exceeded 50

74 elated biogenic amines, tyramine, histamine, tryptamine and beta-phenylethylamine, were detected in p

75 AA-Glu, and a reduction in local free auxin, tryptamine and IAA-Glc levels.

76 hieved in seven steps in racemic format from tryptamine and in nine steps in asymmetric format from d

77 Amino acids were coupled to tryptamine and irradiated with UV light to produce a lib

78 thylamide (LSD), and a series of substituted tryptamine and phenethylamine 5-HT(2A) receptor agonists

79 , treatment of R. gnavus-derived metabolites tryptamine and phenethylamine directly impair insulin si

80 an gut bacterium Ruminococcus gnavus-derived tryptamine and phenethylamine play a pathogenic role in

81 r further research into the efficacy of both tryptamine and phenethylamine psychedelics in promoting

82 Tryptamine and phenylethylamine were not detected in pre

83 , spermidine, spermine, histamine, tyramine, tryptamine and phenylethylamine) were determined.

84 he Strychnos alkaloid norfluorocurarine from tryptamine and pyridine.

85 oducts derived from two starting substrates, tryptamine and secologanin.

86 The levels of tryptamine and serotonin accumulation in these transgeni

87 a dominant effect on the recognition of both tryptamine and serotonin over mutations in TMD9-12.

88 Tryptamine and serotonin were weak inhibitors with K(I)

89 accumulate the tryptophan-derived compounds tryptamine and serotonin.

90 encoded protein catalyzed the methylation of tryptamine and structurally related compounds, and was i

91 ferase (INMT) catalyzes the N-methylation of tryptamine and structurally related compounds.

92 that ZmYUC catalyzes the N-hydroxylation of tryptamine and that sugar levels regulate transcript lev

93 atalyzes the Pictet-Spengler condensation of tryptamine and the aldehyde secologanin to give (S)-stri

94 strongly associated with oxindole, 5-HT, and tryptamine and the sum of Trp metabolites in the distal

95 so applied to functionalized indoles such as tryptamine and tryptophan.

96 Only two biogenic amines (tryptamine and tyramine) and two polyamines (spermidine

97 oduct, was a noncompetitive inhibitor versus tryptamine and uncompetitive with respect to acetyl-CoA.

98 s C3-diazenated pyrroloindolines from simple tryptamines and aryldiazonium tetrafluoroborates.

99 The oxo-tryptamines and oxo-pyrroloethanamines are generated in

100 of two small basic molecules (serotonin and tryptamine) and two proteins (turkey and chicken lysozym

101 mpounds that belong to the phenylethylamine, tryptamine, and cannabinoid chemical classes for treatin

102 ed that 5-aminoindole was more reactive than tryptamine, and histamine was found to be the least reac

103 a variety of (Z)-enamines of 5-aminoindole, tryptamine, and histamine without affecting the 1 degree

104 s (aromatic and aliphatic) of 5-aminoindole, tryptamine, and histamine.

105 etic acid, indole-3-lactic acid, kynurenine, tryptamine, and indole-3-aldehyde were identified in ile

106 Tyramine, beta-phenylethylamine, tryptamine, and octopamine are biogenic amines present i

107 race amines p-tyramine, beta-phenethylamine, tryptamine, and octopamine.

108 We show levels of R. gnavus, tryptamine, and phenethylamine are positively associated

109 transfer potential, E1/2, of acetylcholine, tryptamine, and serotonin were found to be -0.11, -0.25,

110 ramine) and specific (epinephrine, dopamine, tryptamine, and serotonin) markers of plant exposure to

111 d, but decreased the production of oxindole, tryptamine, and serotonin.

112 ctivation by 5-HT and by the partial agonist tryptamine, and the allosteric activation by the terpeno

113 proves the recognition of both serotonin and tryptamine, and these mutations show a dominant effect o

114 d storage, concentrations of phenethylamine, tryptamine, and tyramine in the sauerkraut fermented wit

115 for C7-selective boronation of tryptophans, tryptamines, and 3-alkylindoles by way of a single-pot C

116 Tryptamine- and phenethylamine-derived imides were selec

117 entrations found for cadaverine, putrescine, tryptamine, andtyramine.

118 beta-phenylethylamine and tryptamine are biogenic amines (BA) often found in foods

119 r the construction of novel heterocycles and tryptamines are described.

120 With tryptamine as starting material, the entire sequence lea

121 4.7% of cheeses accumulated tryptamine at higher levels than those described as pote

122 16% of the samples accumulated tryptamine, at between 3.20 mg kg(-1) and 3012.14 mg kg(

123 The endogenous tryptamine-based agonist serotonin (5-HT; 1) and the ben

124 A focused library of tryptamine-based compounds was synthesized, characterize

125 he structure-activity relationships of these tryptamine-based inhibitors.

126 of (+/-)-subincanadine E was described from tryptamine-based maleimide.

127 g the utility of this strategy, syntheses of tryptamine-based marine alkaloids deformylflustrabromine

128 ctrometry detected the dipeptide beta-alanyl-tryptamine (BATT), which is associated with reproductive

129 Putrescine, cadaverine, tryptamine, beta-phenylethylamine spermidine, spermine w

130 S239A caused a 6- to 13-fold decrease in tryptamine-binding affinity and a 5-fold increase in aff

131 re, we show that RNA mediated suppression of tryptamine biosynthesis in Catharanthus roseus hairy roo

132 Suppression of tryptamine biosynthesis therefore did not appear to adve

133 Utilization of a brominated CoA-S-acetyl-tryptamine-bisubstrate analog inhibitor and the MAD meth

134 l 5-HT(1A)R agonists, 5-HT and 5-carboxamido-tryptamine, but not the partial agonist 8-OH-DPAT, trigg

135 from the production of trace amines (such as tryptamine) by pericytes that ectopically express the en

136 Furthermore, synthetic beta-alanyl-tryptamine can replace male worms to stimulate female se

137 We report the tryptamine concentration of 300 cheese samples represent

138 Up-regulation of TDC increased TDC activity, tryptamine concentration, and resistance to 4-methyl try

139 howed preferential stabilization of specific tryptamine conformers through hydrogen bonding.

140 bolic/environmental profiles associated with tryptamine-containing cheese were identified, as well as

141 Determining the tryptamine content and identifying the factors that infl

142 useful for the dairy industry to control the tryptamine content of their products.

143 ty of the aryldiazonium electrophile and the tryptamine core.

144 ial cholinesterase inhibitor and constrained tryptamine derivatives as selective inhibitors of the 5-

145 Examination of a series of 5-(alkyloxy)tryptamine derivatives demonstrated that compounds with

146 t general method for the direct synthesis of tryptamine derivatives from indoles and nitrogen-functio

147 new process for the union of anilines with tryptamine derivatives has been developed, furnishing C-

148 Tryptamine derivatives with substitutions at the 4 and 7

149 diastereoselective oxyamination reactions of tryptamine derivatives, a stereoselective sulfinimine al

150 e neurotransmitter and hormonal roles of the tryptamine derivatives.

151 n of the readily synthesized 3,3'-BIEAs with tryptamine derivatives.

152 ochlorides and ketones leads to formation of tryptamine derivatives.

153 convenient and sustainable access to several tryptamine derivatives.

154 (5-HT; 1) and the benzenesulfonyl-containing tryptamine-derived 5-HT6 receptor antagonist MS-245 (4a)

155 s a convenient strategy for the synthesis of tryptamine-derived alkaloids as demonstrated in a short

156 Tryptamine-derived isocyanides are valuable building blo

157 An efficient anionic bicyclization of tryptamine-derived Zincke aldehydes forms the basis for

158 se-mediated formal cycloaddition reaction of tryptamine-derived Zincke aldehydes has served as the ke

159 intramolecular Diels-Alder cycloadditions of tryptamine-derived Zincke aldehydes is described.

160 Tryptamines disubstituted at the beta-position with fluo

161 plants, this silenced line demonstrates that tryptamine does not play an essential role in growth or

162 ation could help in the design of functional tryptamine-enriched cheeses without potentially toxic co

163 ic drug classes, the phenethylamines and the tryptamines/ergolines.

164 to evaluate responses of enteric neurons to tryptamine-evoked release of endogenous 5-HT.

165 s shows that the higher affinity of 5-HT and tryptamine for the 5-HT2C receptor than for the 5-HT2A r

166 Tryptophan decarboxylase (TDC) supplies tryptamine for the indole moiety of CPT and its derivati

167 Also, we analysed the use of specific tryptamines for the treatment of sleeping disorders, bup

168 By comparison to its close analogue tryptamine, for which firm assignments to seven low-ener

169 of)MS) to detect psychoactive cathinones and tryptamines from aqueous phase samples was evaluated.

170 ive effect of SEGA (3a), a newly synthesized tryptamine-gallic acid hybrid molecule against non-stero

171 indicate that fluorination of hallucinogenic tryptamines generally has little effect on 5-HT(2A/2C) r

172 o plays a part in the behavioural effects of tryptamine hallucinogens(5), particularly 5-methoxy-N,N-

173 2-Me-5HT and tryptamine have been defined as partial agonists of 5-HT

174 ructures of ligand complexes with serotonin, tryptamine, histamine, and norepinephrine.

175 ced priming explained the partial agonism of tryptamine; however, equilibrium constants for gating an

176 ophan decarboxylase activity, and SvT5H1 had tryptamine hydroxylase activity.

177 of the sensor was demonstrated by analysing tryptamine in 10 different varieties of beers, obtaining

178 -6 mM for acetylcholine and of 0.5-10 mM for tryptamine in artificial seawater.

179 e two major problems of the determination of tryptamine in beer up to now: low sensitivity and matrix

180 direct determination of the concentration of tryptamine in beers.

181 h legal limits for beta-phenylethylamine and tryptamine in food.

182 a rapid synthesis of (+/-)-vindeburnol from tryptamine in only two steps.

183 araway (and concentrations of putrescine and tryptamine in the sauerkraut fermented with onion) at 31

184 ection, and identification of cathinones and tryptamines in less than 1 min.

185 trescine, spermine, spermidine, tyramine and tryptamine) in fish tissues.

186 CDD) and also microbiota-derived AhR ligands tryptamine, indole and 1,4-dihydroxy-2-naphthoic acid (D

187 -cyanobenzylated) indoles as hubs for chiral tryptamines, indole-3-acetic acid derivatives, and triar

188 Tryptamine is a direct precursor to many alkaloid natura

189 Tryptamine is a neuromodulator of the central nervous sy

190 Lauroyl tryptamine is found to be an antagonist to the immunomod

191 ng the toxicity of beta-phenylethylamine and tryptamine is limited; more information is needed if qua

192 phosphorescence; the covalently immobilized tryptamine is quantified by SS-RTP, obtaining a detectio

193 Moreover, although tryptamine is widely found among plants, this silenced l

194 igands also seem to engage Ser5.46(242), but tryptamines lacking such a substituent may adopt an alte

195 -methyltryptamine and tryptophol in place of tryptamine led to the enzymatic synthesis of isocommunes

196 Polar ring-substituted tryptamine ligands also seem to engage Ser5.46(242), but

197 bstituents at either the 4- or 5-position of tryptamine ligands and the 5-position of phenylalkylamin

198 Irradiation of a tryptamine linked through its side-chain nitrogen to an

199 hether lifetime use of classic psychedelics (tryptamine, lysergamide, and phenethylamine) is associat

200 In guinea pig substantia nigra, 5-(nonyloxy)-tryptamine maximally stimulated [35S]GTPgammaS binding b

201 contained l-tryptophan, 5-methyltryptophan, tryptamine, melatonin, indoleacetonitrile and indole (1.

202 the remaining compounds, 5-methyltryptophan, tryptamine, melatonin, indoleacetonitrile and indole, va

203 es, including quinine, ( )-a-tocopherol, and tryptamine modified quinoline.

204 h a longer tether between the acetyl-CoA and tryptamine moieties, demonstrates only the trans conform

205 wo radically different conformations for the tryptamine moiety in the catalytic site (cis and trans).

206 references of serotonin differ from those of tryptamine most notably in the selective stabilization o

207 ry of RmNMT, a highly active and promiscuous tryptamine N-methyltransferase from the cane toad, Rhine

208 fluorinated analogues of the hallucinogenic tryptamines N,N-diethyltryptamine (DET), 4-hydroxy-N,N-d

209 is hydrolysed by acetylcholine esterase and tryptamine neurotransmitters like serotonin are degraded

210 electrostatic interaction between K(+), the tryptamine NH(2) lone pair, and the indole ring in K(+)(

211 Neither tryptamine nor phenylethylamine was detected in the moni

212 ic Pictet-Spengler reaction of aldehydes and tryptamine nucleophiles.

213 late (AIPA) and with a series of fluorogenic tryptamine nucleoside phosphoramidates revealed that hHi

214 d (oleoyl dopamine, oleoyl tyramine, lauroyl tryptamine, oleoyl aminovaleric acid, a-linolenoyl pheny

215 nm nanopipet electrode was 205 muM, and for tryptamine on a radius approximately 19 nm nanopipet ele

216 e detection of acetylcholine, serotonin, and tryptamine on nanopipet electrode probes with sizes rang

217 midine, putrescine, cadaverine, tyramine and tryptamine) on the recorded signals originating from the

218 line- or quninoline-5,8-dione aldehydes with tryptamine or tryptophans yielded the lavendamycins.

219 we have identified the reaction pathway for tryptamine oxidation by aromatic amine dehydrogenase.

220 spi1 is proposed to encode an enzyme in the tryptamine pathway for Trp-dependent auxin biosynthesis,

221 ryptamine (pEC50=7.0) and 5-methoxy-dimethyl-tryptamine (pEC50=5.7).

222 amidotryptamine (5-CT; pEC50=7.8), 5-methoxy-tryptamine (pEC50=7.0) and 5-methoxy-dimethyl-tryptamine

223 cology of 41 classical psychedelics from the tryptamine, phenethylamine, and lysergamide chemical cla

224 Our findings suggest a causal role for tryptamine/phenethylamine-producers in the development o

225 acterized by three stages: i) high levels of tryptamine, phenolics, and scavenging capacity; ii) high

226 Tryptamine, phenylethylamine and histamine (with the sin

227 The quantity of biogenic amines (tryptamine, phenylethylamine, putrescine, cadaverine, hi

228 The existing firm assignments for tryptamine play a decisive role in assignments in seroto

229 N,N-Dimethyltryptamine (DMT - a fast-acting tryptamine psychedelic) offers a safe and powerful means

230 ines (histamine, tyramine, phenylethylamine, tryptamine, putrescine, and cadaverine) and two polyamin

231 e (R(2) = 0.92; RMSEP = 0.39; RMSEC = 0.21), tryptamine (R(2) = 0.92; RMSEP = 0.41; RMSEC = 0.20), ca

232 ered to install chlorine preferentially onto tryptamine rather than the native substrate tryptophan.

233 utation in the 5-HT2A receptor for 5-hydroxy-tryptamine reduced its sensitivity to the inhibitor.

234 s a major determinant of the manner in which tryptamine-related agents bind at 5-HT6 serotonin recept

235 a series of endogenous indoles revealed that tryptamine, serotonin and 5-methoxytryptamine readily di

236 and six nitrogen-containing compounds (i.e., tryptamine, serotonin, and nucleosides) as cherry tomato

237 ng the protonated form of biogenic dopamine, tryptamine, serotonin, mexamine, and 3-iodothyronamine.

238 ngineered enzyme in vivo, we transformed the tryptamine-specific RebH mutant (Y455W) into the alkaloi

239 henylethylamine) or heterocyclic (histamine, tryptamine) structures.

240 lites were inactive, two metabolites, namely tryptamine (TA) and indole acetic acid (IAA), were shown

241 o found that VMAT1 has a higher affinity for tryptamine than VMAT2.

242 and tryptophan generated phenethylamine and tryptamine that directly stimulated serotonin biosynthes

243 trate that this enzyme generates beta-alanyl-tryptamine that is released by paired male worms.

244 for the phenyl ring in the indole nucleus of tryptamines that bind to 5-HT2 receptor subtypes and pos

245 cation of the ethylamine side chain only for tryptamines that bind to the 5-HT2C receptor isoform.

246 From tryptamine, the sequence paralleling that leading to coe

247 ams (azocinoindoles) with known psychoactive tryptamines, their functional activation at the serotoni

248 2-Substituted tryptamines, then, might allow entry to a novel class of

249 cetylated serotonin to N-acetylserotonin and tryptamine to N-acetyltryptamine.

250 s engaged in a Pictet-Spengler reaction with tryptamine toward monoterpene indole alkaloids.

251 l-time analysis of beta-phenylethylamine and tryptamine toxicity on a human intestinal epithelial cel

252 Tryptamine (TRM) content was significantly higher in age

253 emperature and charge on the conformation of tryptamine (Tryp) is examined in the gas phase by infrar

254 heterologously expressed MOD-1 to show that tryptamine (Tryp), a weak partial agonist of vertebrate

255 ecursors, and metabolites, such as tyrosine, tryptamine, tyramine, phenethylamine, dopamine, 3-methox

256 ically controlled covalent immobilisation of tryptamine via Michael type-reaction.

257 Only tryptamine was cytotoxic at concentrations found in BA-r

258 Tryptamine was not detected in any of the samples.

259 In this study, a series of N-substituted tryptamines was prepared to explore the structural requi

260 Tyramine and tryptamine were found in cheese from high SCC milk.

261 concentrations of putrescine, cadaverine and tryptamine were higher in the Rondo wines (237-405, 34.0

262 ies contained spermine; whereas tyramine and tryptamine were only detected in cheese from high SCC mi

263 A number of tryptophols and tryptamines were accessed from these valuable precursors

264 permidine, spermine, histamine, tyramine and tryptamine) were determined.

265 ing step for the enzymatic transformation of tryptamine (which has similar kcat and kcat/Km compared

266 lase activities that converted tryptophan to tryptamine, which could be converted to serotonin by a c

267 This chemoselective coupling of a tryptamine with 1.2 equiv of 2-iodoaniline proceeds effi

268 a regioselective Pictet-Spengler reaction of tryptamine with 2,3-pentanedione; (b) a chemo- and stere

269 ombinant enzyme catalyzed the methylation of tryptamine with an apparent K(m) value of 2.9 mM.

270 HCl gave amphimedine in 8 steps from tryptamine with an overall yield of 14%.

271 or strictosidinic acid, produced by coupling tryptamine with secologanin or secologanic acid.

272 The addition-cyclization of tryptamines with alpha,beta-unsaturated aldehydes in the

273 phenylhydrazine hydrochloride gives branched tryptamines with aryl groups in the alpha-position to th

274 talyzed N-acyliminium cyclization cascade of tryptamines with enol lactones to form architecturally c

275 AT)) catalyzes the reaction of serotonin (or tryptamine) with acetyl-CoA to form N-acetylserotonin (o

276 ntermediates VI are effectively converted to tryptamines Xa and Xb under controlled protic acid condi