ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate

Base Information

Chemical Name:ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate
CAS No.:136912-52-2
Molecular Formula:C₂₁H₁₈ClNO₆S
Molecular Weight:447.896
Hs Code.:

Synonyms:ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate

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Chemical Property of ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate

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Technology Process of ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate

There total 4 articles about ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate 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: 55.0%

: 136912-44-2
4-Oxo-4-(3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-7-yl)-butyric acid ethyl ester

: 937-14-4
3-chloro-benzenecarboperoxoic acid

: 136912-52-2
ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate

Guidance literature:: In dichloromethane; at 25 ℃; for 72h;
DOI:10.1021/jm00079a023

Reference yield:

: 6335-44-0
ethyl 4-(4-aminophenyl)-4-oxobutyrate

: 136912-52-2
ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate

Guidance literature:: Multi-step reaction with 4 steps

1: 82 percent / bromine / acetic acid / 0.25 h

2: 93 percent / aq. sodium sulfide / 1 h / Heating

3: aq. K₂CO₃ / 0.5 h / Heating

4: 55 percent / CH₂Cl₂ / 72 h / 25 °C

With sodium sulfide; bromine; potassium carbonate; In dichloromethane; acetic acid;
DOI:10.1021/jm00079a023

Reference yield:

: 136912-43-1
4-(4-Amino-3-mercapto-phenyl)-4-oxo-butyric acid ethyl ester

: 136912-52-2
ethyl 4-oxo-4-<2-<(3-chlorobenzoyl)oxy>-3,4-dihydro-3-oxo-2H-1,4-benzothiazin-7-yl>butyrate

Guidance literature:: Multi-step reaction with 2 steps

1: aq. K₂CO₃ / 0.5 h / Heating

2: 55 percent / CH₂Cl₂ / 72 h / 25 °C

With potassium carbonate; In dichloromethane;
DOI:10.1021/jm00079a023