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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 50829Generated: October 29, 2026

Dimethylamine → 4-N-(3-bromophenyl)-6-N,6-N-dimethylpyrido[3,4-d]pyrimidine-4,6-diamine

https://huagongshe.com/reaction/50829

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylamineHCID 674—
ReactantN-(3-bromophenyl)-6-fluoropyrido[3,4-d]pyrimidin-4-amineHCID 5328260—
SolventEthanolHCID 702—
Product4-N-(3-bromophenyl)-6-N,6-N-dimethylpyrido[3,4-d]pyrimidine-4,6-diamineHCID 5328261—

Reaction Steps

Treatment of 4-(3-bromoanilino)-6-fluoropyrido[3,4-d]pyrimidine (see a previous experimental) at 100° C. in a pressure vessel with dimethylamine in ethanol gives 4-(3-bromoanilino)-6-dimethylaminopyrido[3,4-d]pyrimidine. 1H NMR (DMSO) δ 9.71 (1H, s), 8.83 (1H, s), 8.43 (1H, s), 8.21 (1H, brs), 7.94 (1H, brd, J=7.5 Hz), 7.42-7.29 (2H, m), 7.26 (1H, s), 3.17 (6H, s).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06713484B2
Source datasetuspto-grants-2004_03
ORD IDord-f720d7c72cd64dd39366d97e1285f937
Source noteuspto-grants-2004_03