Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2066034Generated: November 1, 2026

6-chloro-3-(2-ethoxy-3,4-dioxo-cyclobut-1-enylamino)-2-hydroxy-N-methoxy-N-methyl-benzenesulfonamide → 3-(2-Ethoxy-3,4-dioxocyclobut-1-enylamino)-N-ethyl-2-hydroxy-N-methoxy benzenesulfonamide

https://huagongshe.com/reaction/2066034

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-chloro-3-(2-ethoxy-3,4-dioxo-cyclobut-1-enylamino)-2-hydroxy-N-methoxy-N-methyl-benzenesulfonamideHCID 56844293—
Reactant3-Amino-N-ethyl-2-hydroxy-N-methoxybenzenesulfonamideHCID 86638640—
Product3-(2-Ethoxy-3,4-dioxocyclobut-1-enylamino)-N-ethyl-2-hydroxy-N-methoxy benzenesulfonamideHCID 86638641—

Reaction Steps

This compound was prepared analogously to 6-Chloro-3-(2-ethoxy-3,4-dioxo-cyclobut-1-enylamino)-2-hydroxy-N-methoxy-N-methyl-benzenesulfonamide (Intermediate A step 3) by replacing 3-amino-6-chloro-2-hydroxy-N-methoxy-N-methyl-benzenesulfonamide with 3-amino-N-ethyl-2-hydroxy-N-methoxybenzenesulfonamide (step 1). [M+H]+ 371

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08288588B2
Source datasetuspto-grants-2012_10
ORD IDord-6e27df3e7c9f490daf9a0b617e57b4e4
Source noteuspto-grants-2012_10