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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1099721Generated: October 25, 2026

5-Chloro-salicylaldehyde → 3-(4-methoxybenzylsulfonyl)-6-chloro-2H-chromen-2-one

https://huagongshe.com/reaction/1099721

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Chloro-salicylaldehydeHCID 12481—
Reactant4-Methoxybenzyl-sulfonylacetic acidHCID 12097414—
SolventAcetic AcidHCID 176—
Product3-(4-methoxybenzylsulfonyl)-6-chloro-2H-chromen-2-oneHCID 8661552866%

Reaction Steps

A solution of 5-chlorosalicylaldehyde (1 mmol) and 2-(4-methoxybenzylsulfonyl)acetic acid (1 mmol) in acetic acid (10 mL) was subjected to the General Procedure 2, Method A to generate a 66% yield of the title compound; m.p. 224-226° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08143428B2
Source datasetuspto-grants-2012_03
ORD IDord-79bbbd212859462e9b3a434d6958b5e7
Source noteuspto-grants-2012_03