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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1871979Generated: October 31, 2026

Benzyl (4R)-4-hydroxy-L-prolinate--hydrogen chloride (1/1) → (2S-trans)-N-[4-[5-{2,8-Dimethyl-5H-dibenzo[a,d]cyclohepten-5-yl}-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]pyrimidin-2-yl]-4-hydroxy-2-pyrrolidinecarboxylic acid, phenylmethyl ester

https://huagongshe.com/reaction/1871979

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl (4R)-4-hydroxy-L-prolinate--hydrogen chloride (1/1)HCID 16212860—
Reactant1-[2-Chloropyrimidin-4-yl}-5-[2,8-dimethyl-5H-dibenzo[a,d]cyclohepten-5-yl]-2,4(1H,3H)-pyrimidinedioneHCID 18689750—
Product(2S-trans)-N-[4-[5-{2,8-Dimethyl-5H-dibenzo[a,d]cyclohepten-5-yl}-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]pyrimidin-2-yl]-4-hydroxy-2-pyrrolidinecarboxylic acid, phenylmethyl esterHCID 86755653—

Reaction Steps

The subtitle compound was prepared from trans-4-hydroxy-L-proline benzyl ester hydrochloride (0.928 g) and the product of example 8 step (ii) (0.3 g) by the method of example 10 step (ii). Purification was by chromatography eluting with 50-60% ethyl acetate in isohexane. Yield 0.29 g.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06107297
Source datasetuspto-grants-2000_08
ORD IDord-4134fa5a93ab4867bb635838b11dc9fa
Source noteuspto-grants-2000_08