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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1015406Generated: November 1, 2026

2,3-Difluorobenzoyl chloride → HCID 25005569, compound

https://huagongshe.com/reaction/1015406

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,3-Difluorobenzoyl chlorideHCID 519549—
Reactant5-Piperazin-1-yl-quinazoline-2,4-diamineHCID 18071318—
ProductHCID 25005569HCID 2500556936%

Reaction Steps

Title compound was prepared via Resin Method using 5-piperazin-1-yl-quinazoline-2,4-diamine (50 mg; 0.2 mmol) and 2,3-difluorobenzoyl chloride (72.4 mg; 0.41 mmol) to obtain 27.6 mg. (36% yield). 1H NMR (400 MHz, DMSO-d6) δ 8.71 (s, 1H), 7.54 (m, 1H), 7.34 (m, 3H), 7.11 (br s, 1H), 6.98 (d, J=8.0 Hz, 1H), 6.84 (d, J=8.0 Hz, 1H), 5.93 (br s, 2H), 4.60 (br d, 1H), 3.50 (br s, 2H), 3.18 (m, 2H), 3.02 (m, 1H), 2.73 (m, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07985755B2
Source datasetuspto-grants-2011_07
ORD IDord-86b3fa0e3f814d10964ab2f9eabf38e8
Source noteuspto-grants-2011_07