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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2304334Generated: October 31, 2026

Proline benzyl ester hydrochloride → 1-[(R)-Methoxycarbonylamino-cyclohexyl-acetyl]-pyrrolidine-2-(S)-carboxylic acid benzyl ester

https://huagongshe.com/reaction/2304334

Reaction equation

Participants

RoleNameHCIDCharge
ReactantProline benzyl ester hydrochlorideHCID 2733413—
Reactant(R)-methoxycarbonylamino-cyclohexyl-acetic acidHCID 53880278—
Product1-[(R)-Methoxycarbonylamino-cyclohexyl-acetyl]-pyrrolidine-2-(S)-carboxylic acid benzyl esterHCID 5385517150.5%

Reaction Steps

Reaction of 1.24 g of (R)-methoxycarbonylamino-cyclohexyl-acetic acid and 1.40 g of (L)-proline benzyl ester hydrochloride using the procedure described for example 91b gave 1.17 g (50%) of the title compound as a colorless oil. (+)-APCI-MS: 403 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06432955B1
Source datasetuspto-grants-2002_08
ORD IDord-a8fe6224029b4190b6c59bfb69a70de6
Source noteuspto-grants-2002_08