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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2270846Generated: October 30, 2026

Sodium Hydroxide → N-[2-chloro-4-[[[[1-(tetrahydro-2H-pyran-2-yl)-1H-indazol-4-yl]methyl]amino]carbonyl]benzoyl]-3-(thiophene-2-carbonyl)amino-L-alanine

https://huagongshe.com/reaction/2270846

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
Reactant2-chloro-4-[[[[1-(tetrahydro-2H-pyran-2-yl)-1H-indazol-4-yl]methyl]amino]carbonyl]benzoyl 3-(thiophene-2-carbonyl)amino-L-alanine, methyl esterHCID 131723036—
SolventMethanolHCID 887—
ProductN-[2-chloro-4-[[[[1-(tetrahydro-2H-pyran-2-yl)-1H-indazol-4-yl]methyl]amino]carbonyl]benzoyl]-3-(thiophene-2-carbonyl)amino-L-alanineHCID 6882107397%

Reaction Steps

An aqueous solution of sodium hydroxide (1M, 190 μL, 0.19 mmol) was added to a solution of N-[2-chloro-4-[[[[1-(tetrahydro-2H-pyran-2-yl)-1H-indazol-4-yl]methyl]amino]carbonyl]benzoyl]-3-(thiophene-2-carbonyl)amino-L-alanine, methyl ester (108 mg, ˜0.169 mmol) in methanol (1 mL). The solution was allowed to stir at room temperature for 2 days, then it was concentrated and held under high vacuum for 1 h to give N-[2-chloro-4-[[[[1-(tetrahydro-2H-pyran-2-yl)-1H-indazol-4-yl]methyl]amino]carbonyl]benzoyl]-3-(thiophene-2-carbonyl)amino-L-alanine (100 mg, 97%) as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06331640B1
Source datasetuspto-grants-2001_12
ORD IDord-255a73a6954e4853a07a2292b641e780
Source noteuspto-grants-2001_12