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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 564767Generated: October 30, 2026

1-Methylpiperazine → 4-(4-Benzyloxyanilino)-6-(1-methylpiperazin-4-yl)-pyrido[3,4-d]pyrimidine

https://huagongshe.com/reaction/564767

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-MethylpiperazineHCID 53167—
Reactant4-(4-Benzyloxyanilino)6-chloropyrido[3,4-d]pyrimidineHCID 21952168—
Product4-(4-Benzyloxyanilino)-6-(1-methylpiperazin-4-yl)-pyrido[3,4-d]pyrimidineHCID 22112891—

Reaction Steps

Prepared according to Procedure C from 4-(4-benzyloxyanilino)-6-chloropyrido[3,4-d]pyrimidine and 1-methylpiperazine; δH (CDCl3) 9.00 (1H,s), 8.58 (1H,s), 7.59 (2H, d), 7.28-7.40 (5H,m), 7.02 (2H,d), 6.59 (1H,s), 5.08 (2H,s), 3.60-3.74 (4H,m), 2.52-2.64 (4H,m), 2.40 (3H,s); m/z (M+1)+427.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06169091A
Source datasetuspto-grants-2001_01
ORD IDord-3b712a5112c14c91b350100923dc8022
Source noteuspto-grants-2001_01