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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2372196Generated: October 30, 2026

Benzoyl Peroxide → HCID 19902834, compound

https://huagongshe.com/reaction/2372196

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzoyl PeroxideHCID 7187—
ReactantN-bromobutanimideHCID 67184—
ReactantHCID 19902845HCID 19902845—
ProductHCID 19902834HCID 19902834—

Reaction Steps

Following generally the procedure of Example 28, ethyl 3-ethyl-4-isothiazolecarboxylate is reacted with NBS and benzoyl peroxide to give ethyl 3-(1-bromoethyl)-4-isothiazolecarboxylate, which is then reacted with sodium bicarbonate and DMSO and the resulting ethyl 3-acetyl-4-isothiazolecarboxylate is treated with lithium hydroxide monohydrate to yield 3-acetyl-4-isothiazolecarboxylic acid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05098462
Source datasetuspto-grants-1992_03
ORD IDord-171c13e42cee4c02a1d3cc235c8f5210
Source noteuspto-grants-1992_03