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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 16171Generated: October 25, 2026

Ethyl formate → trans-N-(6,7-Dichloro-2,3,4,14b-tetrahydro-1H-dibenzo[b,f]pyrido[1,2-d][1,4]oxazepin-1-yl)formamide

https://huagongshe.com/reaction/16171

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl formateHCID 8025—
Reactanttrans-6,7-Dichloro-2,3,4,14b-tetrahydro-N-(2-methoxyethyl)-1H-dibenzo[b,f]pyrido[1,2-d][1,4]oxazepine-1-amineHCID 86599878—
Producttrans-N-(6,7-Dichloro-2,3,4,14b-tetrahydro-1H-dibenzo[b,f]pyrido[1,2-d][1,4]oxazepin-1-yl)formamideHCID 8659987930%

Reaction Steps

A solution of trans-6,7-dichloro-2,3,4,14b-tetrahydro-N-(2-methoxyethyl)-1H-dibenzo[b,f]pyrido[1,2-d][1,4]oxazepine-1-amine (122 mg, 0.36 mmol) in ethyl formate was stirred overnight at reflux temperature. After removal of the solvent under reduced pressure, the remaining product was purified with preparative LC-MS to give the title compound (40 mg, 30%). Data (m/z)=397 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07737136B2
Source datasetuspto-grants-2010_06
ORD IDord-0c8f183d36644254954c8daa0d4dd659
Source noteuspto-grants-2010_06