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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1469855Generated: October 30, 2026

Oxalyl chloride → N-(4-(tert-Butylamino)quinazolin-8-yl)-6-chloro-2-fluoro-3-((3-hydroxy-2,2-dimethylpropanamido)methyl)benzamide

https://huagongshe.com/reaction/1469855

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
ReactantDiisopropylethylamineHCID 81531—
Reactant6-Chloro-2-fluoro-3-((3-hydroxy-2,2-dimethylpropanamido)methyl)benzoic acidHCID 86692263—
ReactantN4-(tert-butyl)quinazoline-4,8-diamineHCID 86692301—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
ProductN-(4-(tert-Butylamino)quinazolin-8-yl)-6-chloro-2-fluoro-3-((3-hydroxy-2,2-dimethylpropanamido)methyl)benzamideHCID 7168005610.8%

Reaction Steps

The title compound was prepared following the procedure described in Example-1 using N4-(tert-butyl)quinazoline-4,8-diamine (Intermediate-55, 100 mg, 0.46 mmol), 6-chloro-2-fluoro-3-((3-hydroxy-2,2-dimethylpropanamido)methyl)benzoic acid (Intermediate-59, 168 mg, 0.56 mmol), oxalyl chloride (116 mg, 0.92 mmol), DMF (1 drop) and DIPEA (178 mg, 1.37 mmol) in CH2Cl2 (2 mL) to afford 25 mg of the title product. 1H NMR (300 MHz, DMSO-d6): δ 10.41 (s, 1H), 8.68 (d, J=7.8 Hz, 1H), 8.51 (s, 1H), 8.17 (d, J=8.1 Hz, 1H), 8.11 (t, 1H), 7.52-7.38 (m, 4H), 4.91 (t, 1H), 4.33 (d, J=6.3 Hz, 2H), 3.42 (d, 2H), 1.55 (s, 9H), 1.08 (s, 6H); MS [M+H]+: 502.46.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09006257B2
Source datasetuspto-grants-2015_04
ORD IDord-ea55583471834e1ca3ac205df8bc6e2f
Source noteuspto-grants-2015_04