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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1477529Generated: October 26, 2026

(2S,4R)-4-tert-butoxy-2-oxazol-2-yl-pyrrolidine-1-carboxylic acid benzyl ester → (2S,4S)-4-Amino-2-oxazol-2-yl-pyrrolidine-1-carboxylic acid benzyl ester

https://huagongshe.com/reaction/1477529

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(2S,4R)-4-tert-butoxy-2-oxazol-2-yl-pyrrolidine-1-carboxylic acid benzyl esterHCID 59548492—
Reactant(2S,4S)-4-amino-1-cyclohexylmethyl-pyrrolidine-2-carboxylic acid methyl esterHCID 89776163—
Product(2S,4S)-4-Amino-2-oxazol-2-yl-pyrrolidine-1-carboxylic acid benzyl esterHCID 89768242—

Reaction Steps

(2S,4S)-4-Amino-2-oxazol-2-yl-pyrrolidine-1-carboxylic acid benzyl ester was prepared from (2S,4R)-4-tert-butoxy-2-oxazol-2-yl-pyrrolidine-1-carboxylic acid benzyl ester in a similar reaction sequence used in the preparation of (2S,4S)-4-amino-1-cyclohexylmethyl-pyrrolidine-2-carboxylic acid methyl ester. MS calcd. for C15H18N3O3 [(M+H)+] 288, obsd. 288.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09403805B2
Source datasetuspto-grants-2016_08
ORD IDord-e33618dad65e45ef8ccabb205fc8807e
Source noteuspto-grants-2016_08