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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1949554Generated: October 29, 2026

tert-Butyl (2S)-2-(hydroxymethyl)piperazine-1-carboxylate → 4-{5-[1-(2,4-Bis-trifluoromethyl-benzyl)-3-cyano-1H-indazol-5-ylmethylene]-4-oxo-4,5-dihydro-thiazol-2-yl}-2-(S)-hydroxymethyl-piperazine-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/1949554

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl (2S)-2-(hydroxymethyl)piperazine-1-carboxylateHCID 22884145—
Reactant1-(2,4-Bis-trifluoromethyl-benzyl)-5-(2-ethylsulfanyl-4-oxo-4H-thiazol-5-ylidenemethyl)-1H-indazole-3-carbonitrileHCID 86654611—
Product4-{5-[1-(2,4-Bis-trifluoromethyl-benzyl)-3-cyano-1H-indazol-5-ylmethylene]-4-oxo-4,5-dihydro-thiazol-2-yl}-2-(S)-hydroxymethyl-piperazine-1-carboxylic acid tert-butyl esterHCID 86654612—

Reaction Steps

4-{5-[1-(2,4-Bis-trifluoromethyl-benzyl)-3-cyano-1H-indazol-5-ylmethylene]-4-oxo-4,5-dihydro-thiazol-2-yl}-2-(S)-hydroxymethyl-piperazine-1-carboxylic acid tert-butyl ester was prepared from 1-(2,4-Bis-trifluoromethyl-benzyl)-5-(2-ethylsulfanyl-4-oxo-4H-thiazol-5-ylidenemethyl)-1H-indazole-3-carbonitrile and 2-(S)-Hydroxymethyl-piperazine-1-carboxylic acid tert-butyl ester following General Procedure C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08399681B2
Source datasetuspto-grants-2013_03
ORD IDord-81b7750ea46c4a39a7dd2af77daeda4c
Source noteuspto-grants-2013_03