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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1277346Generated: October 31, 2026

Ethyl chloroformate → trans-8-Fluoro-5-(p-fluorophenyl)-2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indole

https://huagongshe.com/reaction/1277346

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl chloroformateHCID 10928—
Reactanttrans-2-benzyl-8-fluoro-5-(p-fluorophenyl)-2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indole hydrochlorideHCID 70573462—
Producttrans-8-Fluoro-5-(p-fluorophenyl)-2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indoleHCID 13014387—

Reaction Steps

Alternately, dl-trans-2-benzyl-8-fluoro-5-(p-fluorophenyl)-2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indole hydrochloride is refluxed in the presence of excess ethyl chloroformate or the corresponding methyl, isopropyl or n-butyl chloroformate esters, then hydrolyzed and worked up by the procedure described above to obtain the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04277404
Source datasetuspto-grants-1981_07
ORD IDord-a8d574abefb34210980e4abd4f559ccf
Source noteuspto-grants-1981_07