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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 451157Generated: October 26, 2026

Acetic Acid → HCID 50913934, compound

https://huagongshe.com/reaction/451157

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantHCID 58075503HCID 58075503—
Reactant2-chloro-4-(3,3-difluoroazetidin-1-yl)-7-(4-fluorophenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidineHCID 58075729—
SolventMethanolHCID 887—
SolventTetrahydrofuranHCID 8028—
ProductHCID 50913934HCID 5091393449.22%

Reaction Conditions

Temperature100 °C

Reaction Steps

To a solution of 2-chloro-4-(3,3-difluoroazetidin-1-yl)-7-(4-fluorophenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidine (Preparation Ha) (170 mg, 0.500 mmol) and 4-(3-chloro-1H-1,2,4-triazol-1-yl)-3-methoxyaniline (Preparation F) (146 mg, 0.650 mmol) in THF (1498 μL) was added Acetic Acid (1498 μL). The resulting mixture was heated to 100° C. and stirred overnight. The reaction mixture was then concentrated in vacuo. MeOH was added to the residue which resulted in a suspension. This was filtered to give a solid which was taken up in hot MeOH and filtered. The filtrate was then concentrated in vacuo to give N-(4-(3-chloro-1H-1,2,4-triazol-1-yl)-3-methoxyphenyl)-4-(3,3-difluoroazetidin-1-yl)-7-(4-fluorophenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-2-amine (racemate) (130 mg, 49.22% yield) as a yellow solid. LC-MS (M+H)+=528.1. 1H NMR (500 MHz, MeOD) δ ppm 8.81 (1H, s), 7.65 (1H, d, J=8.55 Hz), 7.59 (1H, s), 7.29-7.36 (2H, m), 7.11-7.21 (3H, m), 4.87-4.88 (4H, m), 4.47 (1H, s), 3.91 (3H, s), 3.11-3.19 (1H, m), 2.99-3.08 (1H, m), 2.77 (1H, dddd, J=13.47, 8.96, 4.43, 4.27 Hz), 2.13 (1H, dq, J=8.89, 6.70 Hz).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08486952B2
Source datasetuspto-grants-2013_07
ORD IDord-e06a3b8793c746209a0abb690a8680dc
Source noteuspto-grants-2013_07