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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1469850Generated: November 3, 2026

Oxalyl chloride → 6-Chloro-2-fluoro-N-(4-(isopropylamino)quinazolin-8-yl)-3-(pivalamidomethyl)benzamide

https://huagongshe.com/reaction/1469850

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
ReactantDiisopropylethylamineHCID 81531—
Reactant6-Chloro-2-fluoro-3-(pivalamidomethyl)benzoic acidHCID 58483374—
ReactantN4-isopropylquinazoline-4,8-diamineHCID 86692303—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
Product6-Chloro-2-fluoro-N-(4-(isopropylamino)quinazolin-8-yl)-3-(pivalamidomethyl)benzamideHCID 7167988212.3%

Reaction Steps

The title compound was prepared following the procedure described in Example-1 using N4-isopropylquinazoline-4,8-diamine (Intermediate-57, 140 mg, 0.69 mmol), 6-chloro-2-fluoro-3-(pivalamidomethyl)benzoic acid (Intermediate-2, 223 mg, 0.78 mmol), oxalyl chloride (147 mg, 1.17 mmol), DMF (1 drop) and DIPEA (267 mg, 2.07 mmol) in CH2Cl2 (5 mL) to afford 40 mg of the title product. 1H NMR (400 MHz, DMSO-d6): δ 10.38 (s, 1H), 8.69 (d, J=7.0 Hz, 1H), 8.48 (s, 1H), 8.16-8.14 (t, J=5.8 Hz, 1H), 8.10-8.07 (m, 2H), 7.55-7.51 (t, J=8.0 Hz, 1H), 7.42-7.40 (d, J=8.4 Hz, 1H), 7.36-7.33 (t, J=8.0 Hz, 1H), 4.56-4.51 (m, 1H), 4.31 (d, J=5.8 Hz, 2H), 1.28 (s, 3H), 1.25 (s, 3H), 1.14 (s, 9H); MS (m/z): 472.40 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09006257B2
Source datasetuspto-grants-2015_04
ORD IDord-7c21074559974345b6f05b867168b14f
Source noteuspto-grants-2015_04