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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1634852Generated: October 31, 2026

Hydrochloric Acid → HCID 69999838, compound

https://huagongshe.com/reaction/1634852

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 69998479HCID 69998479—
SolventMethanolHCID 887—
SolventSodium HydroxideHCID 14798—
ProductHCID 69999838HCID 69999838121.9%

Reaction Steps

A solution (2S)-1-[4-(4-{[((2R)-2-hydroxy-2-{4-hydroxy-3-[(methylsulfonyl)-amino]-phenyl}-ethyl)amino]methyl}piperidin-1-yl)benzoyl]-pyrrolidine-2-carboxylic acid methyl ester (0.072 g, 0.12 mmol) in methanol (2 mL) and 1N sodium hydroxide (0.37 mL) was stirred at ambient temperature overnight. The reaction mixture was neutralized with 1N HCl (0.37 mL) and concentrated in vacuo. The residual solid was washed with water, then ether to give reasonably pure product (0.082 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06506901B2
Source datasetuspto-grants-2003_01
ORD IDord-2e441908abf24504bdd60acd00c2dec5
Source noteuspto-grants-2003_01