6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

Base Information

Chemical Name:6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide
CAS No.:1293979-88-0
Molecular Formula:C₃₇H₄₂BN₅O₄S
Molecular Weight:663.649
Hs Code.:

6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

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Chemical Property of 6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

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Technology Process of 6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

There total 4 articles about 6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 76.0%

: 4-(((4-methoxyphenyl)diphenylmethylthio)methyl)-oxazolidine-2,5-dione

: 1293979-86-8
6-(4-(tert-butoxycarbonylamino)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]-pyridin-2-ium-3-uide

: 1293979-88-0
6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

Guidance literature:: With trifluoroacetic acid; N(C₂H₅)3; In dichloromethane; CF3SO3H was added dropwise to the complex in CH2Cl2, stirred for 3 h at ambient temp. under Ar, diluted with CH2Cl2, cooled (0°C), neutralized with N(C2H5)3, oxazolidine in CH2Cl2 was added dropwise, stirred for 3 h at 0°C to room temp.; diluted with CH2Cl2, washed with satd. NH4Cl, satd. NaHCO3 and H2O, dried over anhyd. Na2SO4, volatiles were evapd. under reduced pressure, silica gel column chromy. (CH3OH/CH2Cl2 (0-1%));
DOI:10.1021/ja2005175

Reference yield:

: 1293385-69-9
C(CH₃)2N₂C₅H₃NIH

: 1293979-88-0
6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

Guidance literature:: Multi-step reaction with 4 steps

1: 1,8-diazabicyclo[5.4.0]undec-7-ene / toluene

2: K₂CO₃ / methanol

3: catalysts: CuI and Pd(P(C₆H₅)3)4; triethylamine / neat (no solvent)

4: trifluoroacetic acid; N(C₂H₅)3 / dichloromethane

With 1,8-diazabicyclo[5.4.0]undec-7-ene; K₂CO₃; catalysts: CuI and Pd(P(C₆H₅)3)4; triethylamine; trifluoroacetic acid; N(C₂H₅)3; In methanol; dichloromethane; toluene;
DOI:10.1021/ja2005175

Reference yield:

: 1293979-82-4
6-iodo-3,3-difluoro-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

: 1293979-88-0
6-(4-(2-amino-3-((4-methoxyphenyl)diphenylmethylthio)-propanamido)but-1-ynyl)-3,3-dimethoxy-2-(propan-2-ylidene)-2,3-dihydro[1,2,4,3]triazaborolo[4,5-a]pyridin-2-ium-3-uide

Guidance literature:: Multi-step reaction with 3 steps

1: K₂CO₃ / methanol

2: catalysts: CuI and Pd(P(C₆H₅)3)4; triethylamine / neat (no solvent)

3: trifluoroacetic acid; N(C₂H₅)3 / dichloromethane

With K₂CO₃; catalysts: CuI and Pd(P(C₆H₅)3)4; triethylamine; trifluoroacetic acid; N(C₂H₅)3; In methanol; dichloromethane;
DOI:10.1021/ja2005175