Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1043615Generated: November 2, 2026

Ammonium Chloride → 2-Chloro-4-morpholinopyrido[3,2-d]pyrimidine-6-carboxamide

https://huagongshe.com/reaction/1043615

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmonium ChlorideHCID 25517—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactant2-Chloro-4-morpholinopyrido[3,2-d]pyrimidine-6-carboxylic acidHCID 58405009—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
Product2-Chloro-4-morpholinopyrido[3,2-d]pyrimidine-6-carboxamideHCID 58405031—

Reaction Steps

2-Chloro-4-morpholinopyrido[3,2-d]pyrimidine-6-carboxylic acid from Example 118 (0.12 g) was reacted with ammonium chloride (7 eq), HATU (1.5 eq) and DIPEA (4 eq) in DMF (5.2 mL) for 30 minutes. The reaction mixture was then diluted with water and the orange solid was collected by filtration to give 90 mg of 2-chloro-4-morpholinopyrido[3,2-d]pyrimidine-6-carboxamide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08563540B2
Source datasetuspto-grants-2013_10
ORD IDord-e5c214ab3fff4b8ca17d5e24c8ce133b
Source noteuspto-grants-2013_10