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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2384832Generated: October 31, 2026

2-Ethylsulfanyl-5-[1-(4-hydroxy-2-trifluoromethyl-benzyl)-1H-indazol-5-ylmethylene]-thiazol-4-one → 2-Hydroxymethyl-4-{5-[1-(4-hydroxy-2-trifluoromethyl-benzyl)-1H-indazol-5-ylmethylene]-4-oxo-4,5-dihydro-thiazol-2-yl}-piperazine-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/2384832

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Ethylsulfanyl-5-[1-(4-hydroxy-2-trifluoromethyl-benzyl)-1H-indazol-5-ylmethylene]-thiazol-4-oneHCID 67241578—
Reactant2-Hydroxymethyl-4-(5-{1-[4-(1-hydroxy-1-methyl-ethyl)-2-trifluoromethyl-benzyl]-1H-indazol-5-ylmethylene}-4-oxo-4,5-dihydro-thiazol-2-yl)-piperazine-1-carboxylic acid tert-butyl esterHCID 77253164—
Product2-Hydroxymethyl-4-{5-[1-(4-hydroxy-2-trifluoromethyl-benzyl)-1H-indazol-5-ylmethylene]-4-oxo-4,5-dihydro-thiazol-2-yl}-piperazine-1-carboxylic acid tert-butyl esterHCID 77253239—

Reaction Steps

(2R) 2-Hydroxymethyl-4-{5-[1-(4-hydroxy-2-trifluoromethyl-benzyl)-1H-indazol-5-ylmethylene]-4-oxo-4,5-dihydro-thiazol-2-yl}-piperazine-1-carboxylic acid tert-butyl ester was prepared from 2-Ethylsulfanyl-5-[1-(4-hydroxy-2-trifluoromethyl-benzyl)-1H-indazol-5-ylmethylene]-thiazol-4-one and (2R) 2-Hydroxymethyl-piperazine-1-carboxylic acid tert-butyl ester following General Procedure C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08263781B2
Source datasetuspto-grants-2012_09
ORD IDord-1ce8aa40eac64c8ea5901fac881f2982
Source noteuspto-grants-2012_09