3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl ester

Base Information

Chemical Name:3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl ester
CAS No.:245728-23-8
Molecular Formula:C₂₁H₁₉Cl₂NO₃S
Molecular Weight:436.359
Hs Code.:

Synonyms:3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl ester

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Chemical Property of 3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl ester

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Technology Process of 3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl ester

There total 2 articles about 3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl 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: 44.0%

: 85573-70-2
2β-(chloro)methyl-2α-methyl-6α-chloropenam-3α-carboxylic acid benzhydryl ester

: 245728-23-8
3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl ester

Guidance literature:: In water; acetonitrile; at 78 - 80 ℃; for 8h;
DOI:10.1007/BF02256806

Reference yield:

: 2-[4-(2-benzothiazolyldithio)-3-chloro-2-oxoazetidinyl-1]-2-(isopropenyl)acetic acid benzhydryl ester

: 245728-23-8
3α-methyl-3β-chloro-7α-chlorocepham-4α-carboxylic acid benzhydryl ester

Guidance literature:: Multi-step reaction with 2 steps

1: CuCl₂

2: 44 percent / acetonitrile; H₂O / 8 h / 78 - 80 °C

With copper dichloride; In water; acetonitrile; 1: Cyclization / 2: Isomerization;
DOI:10.1007/BF02256806