Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1099725Generated: October 25, 2026

2-Hydroxy-4-Methoxybenzaldehyde → 3-(4-Methoxy-3-nitrobenzylsulfonyl)-7-methoxy-2H-chromen-2-one

https://huagongshe.com/reaction/1099725

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Hydroxy-4-MethoxybenzaldehydeHCID 69600—
Reactant2-((4-Methoxy-3-nitrobenzyl)sulfonyl)acetic acidHCID 40427067—
SolventAcetic AcidHCID 176—
Product3-(4-Methoxy-3-nitrobenzylsulfonyl)-7-methoxy-2H-chromen-2-oneHCID 1167581075%

Reaction Steps

A solution of 4-methoxysalicylaldehyde (1 mmol) and 2-(4-methoxy-3-nitrobenzylsulfonyl)acetic acid (1 mmol) in acetic acid (10 mL) was subjected to the General Procedure 2, Method A to generate a 75% yield of the title compound; m.p. 250-252° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08143428B2
Source datasetuspto-grants-2012_03
ORD IDord-b0108e05bf1043728688808abd98df9d
Source noteuspto-grants-2012_03