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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 908146Generated: October 31, 2026

4-[4-Methyl-2-(pyrazin-2-ylamino)-thiazol-5-yl]-benzenesulfonamide → 4-[2-(6-Methoxy-pyrazin-2-ylamino)-4-methyl-thiazol-5-yl]-N-methyl-benzene-sulfonamide

https://huagongshe.com/reaction/908146

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-[4-Methyl-2-(pyrazin-2-ylamino)-thiazol-5-yl]-benzenesulfonamideHCID 9928244—
Reactant(6-Methoxy-pyrazin-2-yl)-thioureaHCID 21948402—
ReactantN-Methyl-4-(2-oxopropyl)benzene-1-sulfonamideHCID 58436479—
Product4-[2-(6-Methoxy-pyrazin-2-ylamino)-4-methyl-thiazol-5-yl]-N-methyl-benzene-sulfonamideHCID 86606207—

Reaction Steps

Using N-methyl-4-(2-oxo-propyl)-benzenesulfonamide (18a) and (6-methoxy-pyrazin-2-yl)-thiourea in an identical process to that described for the preparation of 4-[4-methyl-2-(pyrazin-2-ylamino)-thiazol-5-yl]-benzenesulfonamide (Example 1) afforded the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08017608B2
Source datasetuspto-grants-2011_09
ORD IDord-af718fd67b84442c830079787c689f90
Source noteuspto-grants-2011_09