6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

Base Information

Chemical Name:6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester
CAS No.:623906-50-3
Molecular Formula:C₂₇H₂₄BrN₅O₈S
Molecular Weight:658.486
Hs Code.:

6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

Synonyms:6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

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Chemical Property of 6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

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Technology Process of 6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

There total 3 articles about 6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester 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:

: 108-24-7
acetic anhydride

: 623906-50-3
6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

Guidance literature:: 5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacene-2-carbaldehyde; With magnesium bromide; In acetonitrile; at 23 ℃; for 0.5h;

(5R, 6S)-6-bromo-7-oxo-4-thia-l-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester; In tetrahydrofuran; acetonitrile; for 0.0166667h;

acetic anhydride; With dmap; triethylamine; more than 3 stages;

Reference yield:

: 623564-82-9
(5R, 6S)-6-bromo-7-oxo-4-thia-l-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

: 623906-49-0
5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacene-2-carbaldehyde

: 623906-50-3
6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

Guidance literature:: 5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacene-2-carbaldehyde; With magnesium bromide ethyl etherate; In acetonitrile; at 23 ℃; for 0.5h;

(5R, 6S)-6-bromo-7-oxo-4-thia-l-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester; In tetrahydrofuran; acetonitrile; at -20 ℃; for 0.0166667h;

With acetic anhydride; triethylamine; more than 3 stages;

Reference yield:

: 623564-82-9
(5R, 6S)-6-bromo-7-oxo-4-thia-l-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

: 623906-49-0
5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacene-2-carbaldehyde

: 108-24-7
acetic anhydride

: 623906-50-3
6-[acetoxy-(5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacen-2-yl)-methyl]-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

Guidance literature:: (5R, 6S)-6-bromo-7-oxo-4-thia-l-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester; 5-ethoxy-7,8-dihydro-6H-3,4,8b-triaza-as-indacene-2-carbaldehyde; With magnesium bromide diethyl etherate; triethylamine; In tetrahydrofuran; acetonitrile; at -20 - 23 ℃; for 5.5h; Darkness;

acetic anhydride; With dmap; In tetrahydrofuran; acetonitrile; at 0 ℃; for 18h;