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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1246702Generated: October 31, 2026

Methyl 1-benzyl-5-(nitromethylene)-2-pyrrolidinecarboxylate → 8-Benzyl-3,8-diazabicyclo[3.2.1]octan-2-one

https://huagongshe.com/reaction/1246702

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl 1-benzyl-5-(nitromethylene)-2-pyrrolidinecarboxylateHCID 66846370—
CatalystPlatinumHCID 23939—
SolventMethanolHCID 887—
Product8-Benzyl-3,8-diazabicyclo[3.2.1]octan-2-oneHCID 21904723—

Reaction Steps

Methyl 1-benzyl-5-(nitromethylene)-2-pyrrolidinecarboxylate (9.92 g, 35.9 mmol) and 5% platinum on activated carbon (11.25 g) were combined in methanol (100 mL) and shaken for 56 hours at ambient temperature under a hydrogen atmosphere (60 psi). The misture was filtered and the filtrate concentrated to provide the title compound. MS (DCI/NH3) m/z: 217 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07129235B2
Source datasetuspto-grants-2006_10
ORD IDord-b08555579183468dabae223e51a9e25f
Source noteuspto-grants-2006_10