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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1775675Generated: November 1, 2026

Cyclopentylamine → HCID 78323000, compound

https://huagongshe.com/reaction/1775675

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCyclopentylamineHCID 2906—
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—
ProductHCID 78323000HCID 7832300085%

Reaction Steps

In the same manner as the synthesis of Compound 1, methyl 3-amino-4-phenylthiophene-2-carboxylate (100 mg, 0.43 mmol), triethyl orthoformate (1.0 ml), cyclopentylamine (0.080 ml, 0.81 mmol), and acetic acid (0.1 ml) were used to give 108.3 mg (0.37 mmol, 85% yield) of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09260448B2
Source datasetuspto-grants-2016_02
ORD IDord-53d3376f04674663bc796118f3330683
Source noteuspto-grants-2016_02