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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1157004Generated: October 26, 2026

Bromoacetic Acid → HCID 12899263, compound

https://huagongshe.com/reaction/1157004

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromoacetic AcidHCID 6227—
Reactant2-Amino-3-chlorobenzene-1-thiolHCID 12678667—
SolventWaterHCID 962—
ProductHCID 12899263HCID 1289926378.3%

Reaction Conditions

Temperature70 °C

Reaction Steps

The zine salt (2.0 g) of 2-amino-3-chlorothiophenol was suspended in water (30 ml), and bromoacetic acid (1.6 g) was added thereto, followed by stirring at 70° C. for 3 hours. The precipitated crystals were filtered, washed with water and dried to obtain 1.8 g of the objective 5-chloro-2,3-dihydro-1,4-benzothiazine-3-one (m.p. 160°-161° C.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04337357
Source datasetuspto-grants-1982_06
ORD IDord-ef3f4db5c75d41449f00d1cca5cb6e58
Source noteuspto-grants-1982_06