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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1181765Generated: November 2, 2026

4-(Chloromethyl)pyridinium chloride → 7-isobutyl-2-(1-naphthylmethyl)-3-pyridin-4-yl-5-(pyridin-4-ylmethyl)-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione

https://huagongshe.com/reaction/1181765

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(Chloromethyl)pyridinium chlorideHCID 74570—
Reactant1,8-Diazabicyclo(5.4.0)undec-7-eneHCID 81184—
Reactant7-isobutyl-2-(1-naphthylmethyl)-3-pyridin-4-yl-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dioneHCID 69427445—
Product7-isobutyl-2-(1-naphthylmethyl)-3-pyridin-4-yl-5-(pyridin-4-ylmethyl)-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dioneHCID 58981012—

Reaction Steps

This compound was synthesized by the reaction of 7-isobutyl-2-(1-naphthylmethyl)-3-pyridin-4-yl-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione and 4-(chloromethyl)pyridine hydrochloride using DBU as a base. Mass: 516.88 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07285558B2
Source datasetuspto-grants-2007_10
ORD IDord-173de81ff3b246fc9625e322eba0a7fc
Source noteuspto-grants-2007_10