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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1469804Generated: October 30, 2026

Oxalyl chloride → 3-Chloro-6-(pivalamidomethyl)-N-(4-(3-(trifluoromethyl)phenoxy)quinazolin-8-yl)picolinamide

https://huagongshe.com/reaction/1469804

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
ReactantDiisopropylethylamineHCID 81531—
Reactant4-(3-(Trifluoromethyl)phenoxy)quinazolin-8-amineHCID 71680391—
Reactant3-Chloro-6-(pivalamidomethyl)picolinic acidHCID 86692226—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
Product3-Chloro-6-(pivalamidomethyl)-N-(4-(3-(trifluoromethyl)phenoxy)quinazolin-8-yl)picolinamideHCID 8669227552.5%

Reaction Steps

The title compound was prepared following the procedure described in Example-1 using 4-(3-(trifluoromethyl)phenoxy)quinazolin-8-amine (Intermediate-8, 50 mg, 0.164 mmol), 3-chloro-6-(pivalamidomethyl)picolinic acid (Intermediate-3, 88 mg, 0.326 mmol), oxalyl chloride (59 mg, 0.47 mmol), DMF (1 drop) and DIPEA (63 mg, 0.49 mmol) in CH2Cl2 (2 mL) to afford 48 mg of the title product. 1H NMR (300 MHz, DMSO-d6): δ 11.63 (s, 1H), 9.06 (d, J=7.8 Hz, 1H), 8.86 (s, 1H), 8.33 (br t, 1H), 8.12 (d, J=8.1 Hz, 2H), 7.88-7.82 (m, 2H), 7.76 (m, 3H), 7.48 (d, J=8.4 Hz, 1H), 4.48 (d, J=5.4 Hz, 2H), 1.16 (s, 9H); MS [M+H]+: 558.11.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09006257B2
Source datasetuspto-grants-2015_04
ORD IDord-355b7e6179f746f4a6483b2585a51e87
Source noteuspto-grants-2015_04