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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1037183Generated: October 31, 2026

{1-[4-(6-cyano-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl}-carbamic acid tert-butyl ester → (1-[4-(8-Cyano-7-methoxy-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl)-carbamic acid tert-butyl ester

https://huagongshe.com/reaction/1037183

Reaction equation

Participants

RoleNameHCIDCharge
Reactant{1-[4-(6-cyano-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl}-carbamic acid tert-butyl esterHCID 67067657—
Reactant{1-[4-(8-Bromo-7-methoxy-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl}-carbamic acid tert-butyl esterHCID 67067708—
Product(1-[4-(8-Cyano-7-methoxy-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl)-carbamic acid tert-butyl esterHCID 6706766633%

Reaction Steps

Following the procedure used to prepare {1-[4-(6-cyano-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl}-carbamic acid tert-butyl ester, {1-[4-(8-bromo-7-methoxy-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl}-carbamic acid tert-butyl ester (150 mg, 0.0867 mmol) was reacted to give the title compound (15 mg, 33%). LCMS (Method B): RT=4.79 min, [M+H]+=523.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08546376B2
Source datasetuspto-grants-2013_10
ORD IDord-dbc6c30214ed45828ddc4416547a9f92
Source noteuspto-grants-2013_10