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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2400791Generated: November 3, 2026

1-(2-Chloroethyl)pyrrolidine hydrochloride → (5Z)-5-({1-[4-Chloro-2-(trifluoromethyl)benzyl]-3-methyl-1H-indazol-5-yl}methylidene)-3-(2-pyrrolidin-1-ylethyl)-1,3-thiazolidine-2,4-dione

https://huagongshe.com/reaction/2400791

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(2-Chloroethyl)pyrrolidine hydrochlorideHCID 81668—
Reactant(5Z)-5-({1-[4-Chloro-2-(trifluoromethyl)benzyl]-3-methyl-1H-indazol-5-yl}methylidene)-2,4-dioxo-1,3-thiazolidineHCID 86659611—
Product(5Z)-5-({1-[4-Chloro-2-(trifluoromethyl)benzyl]-3-methyl-1H-indazol-5-yl}methylidene)-3-(2-pyrrolidin-1-ylethyl)-1,3-thiazolidine-2,4-dioneHCID 58530500—

Reaction Steps

(5Z)-5-({1-[4-Chloro-2-(trifluoromethyl)benzyl]-3-methyl-1H-indazol-5-yl}methylidene)-3-(2-pyrrolidin-1-ylethyl)-1,3-thiazolidine-2,4-dione was prepared from [(5Z)-5-({1-[4-Chloro-2-(trifluoromethyl)benzyl]-3-methyl-1H-indazol-5-yl}methylidene)-2,4-dioxo-1,3-thiazolidine (from Example 36) and 1-(2-chloroethyl)pyrrolidine hydrochloride following General Procedure H.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08796256B2
Source datasetuspto-grants-2014_08
ORD IDord-159b5dd9f1c24342ae71c3d663f7f1b8
Source noteuspto-grants-2014_08