3-Acetyl-7-chloro-2(3H)-benzothiazolone → 7-Chlorobenzo[d]thiazol-2(3H)-one

HRID 223390Notes

Reaction equation

HRID 223390 reaction equation
C([N:4]1[C:8]2[CH:9]=[CH:10][CH:11]=[C:12]([Cl:13])[C:7]=2[S:6][C:5]1=[O:14])(=O)C>ClCCCl>[Cl:13][C:12]1[C:7]2[S:6][C:5](=[O:14])[NH:4][C:8]=2[CH:9]=[CH:10][CH:11]=1

Participants

3

Reactant 1

HCID 205222793-Acetyl-7-chloro-2(3H)-benzothiazolone

Product 1

HCID 132273397-Chlorobenzo[d]thiazol-2(3H)-oneYield 90%

Reagents, catalysts & solvents 1

HCID 111,2-DichloroethaneSolvent

Procedure

Prepared analogous to Example 2(b) from 3-acetyl-7-chloro-2(3H)-benzothiazolone with a yield of 90% of theory. M.p. 202°-203° C. (1,2-dichloro-ethane).

Sources & evidence

ORD record
ord-088a7932c39f436a8932ef0d0143df63
Source dataset
uspto-grants-1982_10
Patent number
US04353919

Reaction notes

Loading…