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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2308462Generated: November 2, 2026

4-Bromo-2-nitroanisole → 4-{4-Methoxy-2-[(5-methyl-thiophene-2-carbonyl)-amino]-benzothiazol-7-yl}-piperazine-1-carboxylic acid benzyl ester

https://huagongshe.com/reaction/2308462

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Bromo-2-nitroanisoleHCID 118533—
ReactantBenzyl piperazine-1-carboxylateHCID 643495—
Reactant5-Methyl-thiophene-2-carboxylic acid (4-methoxy-7-morpholin-4-yl-benzothiazol-2-yl)-amideHCID 86584913—
Product4-{4-Methoxy-2-[(5-methyl-thiophene-2-carbonyl)-amino]-benzothiazol-7-yl}-piperazine-1-carboxylic acid benzyl esterHCID 86584912—

Reaction Steps

The title compound was synthesized starting from N-benzyloxycarbonylpiperazine and 4-bromo-2-nitroanisole as described for 5-methyl-thiophene-2-carboxylic acid (4-methoxy-7-morpholin-4-yl-benzothiazol-2-yl)-amide and obtained as a white solid in 12% overall yield, MS: m/e=523 (M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06835732B2
Source datasetuspto-grants-2004_12
ORD IDord-f568ff9c3faa46c199ad6a63d049569a
Source noteuspto-grants-2004_12