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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 643834Generated: October 30, 2026

Lithium Hydroxide → 5-((1R,2S)-1-tert-Butoxycarbonyl-2-vinyl-cyclopropylcarbamoyl)-3-(7-methoxy-2-phenyl-quinolin-4-yloxy)-cyclopent-1-enecarboxylic acid

https://huagongshe.com/reaction/643834

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
Reactant5-((1R,2S)-1-tert-Butoxycarbonyl-2-vinyl-cyclopropylcarbamoyl)-3-(7-methoxy-2-phenyl-quinolin-4-yloxy)-cyclopent-1-enecarboxylic acid methyl esterHCID 59204187—
Solvent1,4-Dioxane--water (1/1)HCID 21886435—
Product5-((1R,2S)-1-tert-Butoxycarbonyl-2-vinyl-cyclopropylcarbamoyl)-3-(7-methoxy-2-phenyl-quinolin-4-yloxy)-cyclopent-1-enecarboxylic acidHCID 5939161490%

Reaction Steps

The methyl ester 30 (35 mg, 59 mmol) was dissolved in dioxane/water (1:1, 4 mL) and LiOH (1.2 mmol) was added. The reaction was stirred over night and then co-concentrated. This gave the title compound (0.32 g, 90%) as a yellow salt.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07700552B2
Source datasetuspto-grants-2010_04
ORD IDord-72844b94f03d48b6ad5bac44c533e718
Source noteuspto-grants-2010_04