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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1745679Generated: October 30, 2026

Trifluoroacetic acid → HCID 22224730, compound

https://huagongshe.com/reaction/1745679

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(2-Amino-4-phenylethynyl-phenyl)-carbamic acid tert-butyl esterHCID 11404065—
ReactantHCID 22224592HCID 22224592—
SolventDichloromethaneHCID 6344—
ProductHCID 22224730HCID 22224730—

Reaction Steps

Prepared from (2-amino-4-phenylethynyl-phenyl)-carbamic acid tert.-butyl ester (Example G2) and 2,2-dimethyl-6-(3-methoxy-phenyl)-[1,3]dioxin-4-one (Example J11) according to the general procedure K. The obtained material was deprotected and cyclized by treatment with TFA in CH2Cl2 according to the general procedure M. Obtained as a light yellow solid (131 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07018998B2
Source datasetuspto-grants-2006_03
ORD IDord-2515962248e74faf925e0d0b54476b4e
Source noteuspto-grants-2006_03