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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 628108Generated: October 27, 2026

Acetamide → 8-acetamido-N-(2,4-difluorophenyl)-N-methyl-4H-thieno[3,2-c]chromene-2-carboxamide

https://huagongshe.com/reaction/628108

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetamideHCID 178—
Reactant8-bromo-N-(2,4-difluorophenyl)-N-methyl-4H-thieno[3,2-c]chromene-2-carboxamideHCID 57900337—
Product8-acetamido-N-(2,4-difluorophenyl)-N-methyl-4H-thieno[3,2-c]chromene-2-carboxamideHCID 44241963—

Reaction Steps

Following Example 70 and General Procedure D, 8-bromo-N-(2,4-difluorophenyl)-N-methyl-4H-thieno[3,2-c]chromene-2-carboxamide 160bp and acetamide were reacted to give 121bp. 1H NMR (400 MHz, CDCl3) δ 6.84-7.31 (m, 6H), 6.76 (s, 1H), 5.05 (s, 2H), 3.40 (s, 3H), 2.16 (s, 3H). LCMS (ESI) m/z: 414.9

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09309265B2
Source datasetuspto-grants-2016_04
ORD IDord-501fa349dc9a4768b86221ec0f0b5aed
Source noteuspto-grants-2016_04