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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1853651Generated: November 2, 2026

5-Methylthiophene-2-carboxylic acid → N-(2-bromo-4-methoxyphenyl)-5-methyl-N-(5-methylthiophene-2-carbonyl)thiophene-2-carboxamide

https://huagongshe.com/reaction/1853651

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Methylthiophene-2-carboxylic acidHCID 74713—
Reactant2-Bromo-4-methoxyanilineHCID 10899671—
ProductN-(2-bromo-4-methoxyphenyl)-5-methyl-N-(5-methylthiophene-2-carbonyl)thiophene-2-carboxamideHCID 6744741257%

Reaction Steps

Following Step 1 from General Procedure A, 5-methylthiophene-2-carboxylic acid (8.5 g, 60 mmol) was reacted with 2-bromo-4-methoxyaniline (6.7 g, 30 mmol) to afford the desired product (5.0 g, 57%) as a solid: ESI MS m/z 327 [C13H12BrNO2S+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08962648B2
Source datasetuspto-grants-2015_02
ORD IDord-760d19deecd247f78d6637732623cc79
Source noteuspto-grants-2015_02