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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1693139Generated: October 26, 2026

4-Bromo-2-(trifluoromethyl)aniline → 5-Fluoro-3-isobutyl-benzo[b]thiophene-2-sulfonic acid(4-bromo-2-trifluoromethyl-phenyl)-amide

https://huagongshe.com/reaction/1693139

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Bromo-2-(trifluoromethyl)anilineHCID 67960—
Reactant5-Fluoro-3-isobutyl-benzo[b]thiophene-2-sulfonyl chlorideHCID 59759968—
SolventPyridineHCID 1049—
Product5-Fluoro-3-isobutyl-benzo[b]thiophene-2-sulfonic acid(4-bromo-2-trifluoromethyl-phenyl)-amideHCID 59759970—

Reaction Steps

This compound was prepared in analogy to Example 1 starting from 5-fluoro-3-isobutyl-benzo[b]thiophene-2-sulfonyl chloride (044 g), 2-amino-5-bromobenzotrifluoride (3.44 g) in pyridine (5 ml) for 18 h at rt to obtain the desired compound (0.24 g) as a colorless solid. MS (ISN): 508.2, 510.3 (M−H)−

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08158655B2
Source datasetuspto-grants-2012_04
ORD IDord-4eb1c68c8ee14d91b5d0e9e0749c0535
Source noteuspto-grants-2012_04