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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2302473Generated: November 1, 2026

Pyrazole → 2-(Pyrazol-1-yl)-5-chloro-6-methyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidine

https://huagongshe.com/reaction/2302473

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrazoleHCID 1048—
Reactant2,5-Dichloro-6-methyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidineHCID 18459922—
Product2-(Pyrazol-1-yl)-5-chloro-6-methyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidineHCID 18459905—

Reaction Steps

Following the procedure of Example 97, the reaction of pyrazole with 2,5-dichloro-6-methyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidine gives 2-(pyrazol-1-yl)-5-chloro-6-methyl-4-(3,4-dimethoxybenzylamino)-thieno-[2,3-d]-pyrimidine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06432950B1
Source datasetuspto-grants-2002_08
ORD IDord-a3b2f02501fe4db1b103c5452330beca
Source noteuspto-grants-2002_08