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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1775608Generated: October 26, 2026

4-Chloroaniline → 3-(4-Chlorophenyl)-7-phenylthieno[3,2-d]pyrimidin-4(3H)-one

https://huagongshe.com/reaction/1775608

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-ChloroanilineHCID 7812—
ReactantEthyl orthoformateHCID 31214—
ReactantMethyl 3-amino-4-phenylthiophene-2-carboxylateHCID 2759782—
Reactant3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-oneHCID 78324865—
SolventAcetic AcidHCID 176—
Product3-(4-Chlorophenyl)-7-phenylthieno[3,2-d]pyrimidin-4(3H)-oneHCID 7832487136%

Reaction Steps

In the same manner as the synthesis of Compound 1, methyl 3-amino-4-phenylthiophene-2-carboxylate (60 mg, 0.26 mmol), triethyl orthoformate (0.5 ml), 4-chloroaniline (61 mg, 0.48 mmol), and acetic acid (0.06 ml) were used to give 31.6 mg (0.093 mmol, 36% yield) of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09260448B2
Source datasetuspto-grants-2016_02
ORD IDord-5a958cc719064c4fa99885c901bb0df5
Source noteuspto-grants-2016_02