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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1775700Generated: October 31, 2026

Ethyl orthoformate → HCID 86729817, compound

https://huagongshe.com/reaction/1775700

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl orthoformateHCID 31214—
ReactantMethyl 3-amino-4-phenylthiophene-2-carboxylateHCID 2759782—
ReactantHCID 15036612HCID 15036612—
Reactant3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-oneHCID 78324865—
SolventAcetic AcidHCID 176—
ProductHCID 86729817HCID 8672981758%

Reaction Steps

In the same manner as the synthesis of Compound 1, methyl 3-amino-4-phenylthiophene-2-carboxylate (55.8 mg, 0.24 mmol), triethyl orthoformate (0.53 ml), 2-aminoindene (59.25 mg, 0.45 mmol), and acetic acid (0.06 ml) were used to give 48 mg (0.14 mmol, 58% yield) of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09260448B2
Source datasetuspto-grants-2016_02
ORD IDord-422d8472dc8f434882275ad041800066
Source noteuspto-grants-2016_02