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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 900577Generated: October 25, 2026

Trifluoroacetic acid methylene chloride → 1-[2-(4-Amino-3-chloro-benzoylamino)-propionyl]-pyrrolidine-2-carboxylic acid

https://huagongshe.com/reaction/900577

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acid methylene chlorideHCID 21863450—
Reactant1-[2-(4-Amino-3-chloro-benzoylamino)-propionyl]-pyrrolidine-2-carboxylic acid tert-butyl esterHCID 53693425—
Product1-[2-(4-Amino-3-chloro-benzoylamino)-propionyl]-pyrrolidine-2-carboxylic acidHCID 18623685—

Reaction Steps

Prepared from 96a by treatment with TFA/CH2Cl2. After complete reaction, the solvent is removed in vacuo and the residue repeatedly concentrated from toluene. The resulting residue was dried under vacuum to a constant weight.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07358273B2
Source datasetuspto-grants-2008_04
ORD IDord-c41b0fef3dda426485d2d628c29b1189
Source noteuspto-grants-2008_04