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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 575350Generated: October 25, 2026

(R)-3-ethynyl-3-hydroxy-1-methylpyrrolidin-2-one → 9-fluoro-10-[2-[(3R)-3-hydroxy-1-methyl-2-oxo-pyrrolidin-3-yl]ethynyl]-3-(pyrrolidin-1-ylmethyl)-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2-carboxamide

https://huagongshe.com/reaction/575350

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-3-ethynyl-3-hydroxy-1-methylpyrrolidin-2-oneHCID 86693296—
Reactant10-Bromo-9-fluoro-3-(pyrrolidin-1-ylmethyl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepine-2-carboxamideHCID 86693385—
Product9-fluoro-10-[2-[(3R)-3-hydroxy-1-methyl-2-oxo-pyrrolidin-3-yl]ethynyl]-3-(pyrrolidin-1-ylmethyl)-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2-carboxamideHCID 866933873.3%

Reaction Steps

10-bromo-9-fluoro-3-(pyrrolidin-1-ylmethyl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepine-2-carboxamide was reacted with (3R)-3-ethynyl-3-hydroxy-1-methyl-pyrrolidin-2-one similarly to as described in General Procedure F with non-critical modifications to afford 3 mg (3.3%) of 9-fluoro-10-[2-[(3R)-3-hydroxy-1-methyl-2-oxo-pyrrolidin-3-yl]ethynyl]-3-(pyrrolidin-1-ylmethyl)-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2-carboxamide. M+1=468.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09034866B2
Source datasetuspto-grants-2015_05
ORD IDord-590d14645eb94c6c8aa79e716a9baf44
Source noteuspto-grants-2015_05