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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2393142Generated: October 30, 2026

Hydrochloric Acid → N-(4-chloro-3-methyl-5-isoxazolyl)-2-(2,4-dimethylbenzyl)thieno[2,3-b]pyridine-3-sulfonamide

https://huagongshe.com/reaction/2393142

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantN-(4-chloro-3-methyl-5-isoxazolyl)-N-(methoxyethoxymethyl)-2-(2,4-dimethylbenzyl)thieno[2,3-b]pyridine-3-sulfonamideHCID 17894959—
SolventMethanolHCID 887—
ProductN-(4-chloro-3-methyl-5-isoxazolyl)-2-(2,4-dimethylbenzyl)thieno[2,3-b]pyridine-3-sulfonamideHCID 1204490972.6%

Reaction Steps

The title compound was prepared by the method of Example 4(D) using N-(4-chloro-3-methyl-5-isoxazolyl)-N-(methoxyethoxymethyl)-2-(2,4-dimethylbenzyl)thieno[2,3-b]pyridine-3-sulfonamide (87 mg, 0.16 mmoles), methanol (3 ml) and 4N HCl (1 ml). Recrystallization from chloroform/hexane provided 52 mg (72%) of the title compound as a white crystalline solid, m.p. 123°-125° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05804585
Source datasetuspto-grants-1998_09
ORD IDord-9c6b2f8dc9af48e3a0d9bf717bcaa47a
Source noteuspto-grants-1998_09