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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1469831Generated: November 1, 2026

Oxalyl chloride → 6-Chloro-2-fluoro-N-(7-methyl-4-((3-(trifluoromethyl)phenyl)amino)quinazolin-8-yl)-3-(pivalamidomethyl)benzamide

https://huagongshe.com/reaction/1469831

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
ReactantDiisopropylethylamineHCID 81531—
Reactant6-Chloro-2-fluoro-3-(pivalamidomethyl)benzoic acidHCID 58483374—
Reactant7-methyl-N4-(3-(trifluoromethyl)phenyl)quinazoline-4,8-diamineHCID 67338632—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
Product6-Chloro-2-fluoro-N-(7-methyl-4-((3-(trifluoromethyl)phenyl)amino)quinazolin-8-yl)-3-(pivalamidomethyl)benzamideHCID 716793929.7%

Reaction Steps

The title compound was prepared following the procedure described in Example-1 using 7-methyl-N4-(3-(trifluoromethyl)phenyl)quinazoline-4,8-diamine (Intermediate-37, 140 mg, 0.44 mmol), 6-chloro-2-fluoro-3-(pivalamidomethyl)benzoic acid (Intermediate-2, 163 mg, 0.57 mmol), oxalyl chloride (108 mg, 0.86 mmol), DMF (1 drop) and DIPEA (170 mg, 1.32 mmol) in CH2Cl2 (5 mL) to afford 25 mg of the title product. 1H NMR (300 MHz, DMSO-d6): δ 10.71 (s, 1H), 10.03 (s, 1H), 8.72 (s, 1H), 8.46 (d, J=8.4 Hz, 1H), 8.35 (s, 1H), 8.27 (d, J=9.3 Hz, 1H), 8.19 (t, 1H), 7.66-7.63 (m, 2H), 7.46 (d, J=6.9 Hz, 1H), 7.40 (d, J=8.7 Hz, 1H), 7.31 (t, J=8.1 Hz, 1H), 4.33 (d, J=5.4 Hz, 2H), 2.50 (s, 3H), 1.15 (s, 9H); MS (m/z): 588.23 (M)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09006257B2
Source datasetuspto-grants-2015_04
ORD IDord-567e223c8dc64a7ab38b33c6e5405328
Source noteuspto-grants-2015_04