4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

Base Information

Chemical Name:4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
CAS No.:623931-44-2
Molecular Formula:C₂₄H₁₉BrN₄O₇S₂
Molecular Weight:619.473
Hs Code.:

4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

Synonyms:4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

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Chemical Property of 4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

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Technology Process of 4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

There total 1 articles about 4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate 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:

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Reference yield:

: 623931-43-1
7,8-dihydro-6H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazole-2-carbaldehyde

: 108-24-7
acetic anhydride

: 623564-16-9
(5R,6S)-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitrobenzyl ester

: 4-nitrobenzyl-(5S)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

: 623931-44-2
4-nitrobenzyl-(5R)-6-[(acetyloxy)(7,8-dihydro-8H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazol-2-yl)methyl]-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate

Guidance literature:: 7,8-dihydro-6H-cyclopenta[3,4]pyrazolo[5,1-b][1,3]thiazole-2-carbaldehyde; (5R,6S)-6-bromo-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitrobenzyl ester; With magnesium bromide ethyl etherate; triethylamine; In tetrahydrofuran; acetonitrile; at -20 - 20 ℃; for 2h;

acetic anhydride; In tetrahydrofuran; acetonitrile; at 0 ℃; for 15h;