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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 59977Generated: October 29, 2026

(R)-2-(azetidin-1-yl)-1-(4-chloro-3-(trifluoromethyl)phenyl)ethanamine → (R)-4-((2-(azetidin-1-yl)-1-(4-chloro-3-(trifluoromethyl)phenyl)ethyl)amino)pyrido[4,3-d]pyrimidine-8-carboxamide

https://huagongshe.com/reaction/59977

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-2-(azetidin-1-yl)-1-(4-chloro-3-(trifluoromethyl)phenyl)ethanamineHCID 90190232—
ReactantHCID 178513742HCID 178513742—
Product(R)-4-((2-(azetidin-1-yl)-1-(4-chloro-3-(trifluoromethyl)phenyl)ethyl)amino)pyrido[4,3-d]pyrimidine-8-carboxamideHCID 90194101—

Reaction Steps

Compound 19 was prepared following general synthetic scheme 7 wherein (R)-2-(azetidin-1-yl)-1-(4-chloro-3-(trifluoromethyl)phenyl)ethanamine was reacted with 4-hydroxypyrido[4,3-d]pyrimidine-8-carboxamide to give the title compound as an off-white solid. LC-MS [451 (M+1)], 1H NMR (400 MHz, Chloroform-d) δ 10.43 (s, 1H), 9.75 (s, 1H), 9.59 (s, 1H), 8.62 (s, 1H), 7.98 (s, 1H), 7.69 (s, 1H), 7.48 (d, 2H), 6.12 (s, 1H), 5.18 (d, 1H), 3.25 (dq, 4H), 3.05-2.89 (m, 2H), 2.14 (p, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09440968B2
Source datasetuspto-grants-2016_09
ORD IDord-962e50079eeb4822bfddcd697963bc2a
Source noteuspto-grants-2016_09