Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1099707Generated: October 27, 2026

O-Ethylvanillin → 8-ethoxy-N-(4-methoxyphenyl)-2-oxo-2H-chromene-3-sulfonamide

https://huagongshe.com/reaction/1099707

Reaction equation

Participants

RoleNameHCIDCharge
ReactantO-EthylvanillinHCID 68117—
Reactant4-Methoxyanilinosulfonyl acetic acidHCID 12744313—
SolventAcetic AcidHCID 176—
Product8-ethoxy-N-(4-methoxyphenyl)-2-oxo-2H-chromene-3-sulfonamideHCID 44393395—

Reaction Steps

A solution of 3-ethoxysalicylaldehyde (1 mmol) and 4-methoxyanilinosulfonyl acetic acid (1 mmol) in acetic acid (10 mL) was subjected to the General Procedure 1, Method A to yield the title compound; m.p. 196-198° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08143428B2
Source datasetuspto-grants-2012_03
ORD IDord-148ce5ff96834bab80596a633331dd71
Source noteuspto-grants-2012_03