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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1697580Generated: October 27, 2026

Lithium Hydroxide → (2S,4R)-1-(2-Isopropyl-5-methyl-2H-pyrazol-3-yl)-4-(2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic Acid

https://huagongshe.com/reaction/1697580

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
Reactant(2S,4R)-1-(2-isopropyl-5-methyl-2H-pyrazol-3-yl)-4-(2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic Acid Methyl EsterHCID 66771090—
Product(2S,4R)-1-(2-Isopropyl-5-methyl-2H-pyrazol-3-yl)-4-(2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic AcidHCID 66770471—

Reaction Steps

In analogy to the procedure described in example 253e, (2S,4R)-1-(2-isopropyl-5-methyl-2H-pyrazol-3-yl)-4-(2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic acid methyl ester was saponified in the presence of lithium hydroxide to give the title compound as yellow solid. MS (ESI): m/z=446.3 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08163793B2
Source datasetuspto-grants-2012_04
ORD IDord-af3477991c2a4ef89e9b0f0d3bb169af
Source noteuspto-grants-2012_04