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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1469856Generated: October 31, 2026

Thionyl Chloride → N-(4-(tert-Butylamino)quinazolin-8-yl)-6-chloro-2-fluoro-3-(isobutyramidomethyl)benzamide

https://huagongshe.com/reaction/1469856

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
ReactantDiisopropylethylamineHCID 81531—
Reactant6-Chloro-2-fluoro-3-(isobutyramidomethyl)benzoic acidHCID 86692265—
ReactantN4-(tert-butyl)quinazoline-4,8-diamineHCID 86692301—
SolventTetrahydrofuranHCID 8028—
ProductN-(4-(tert-Butylamino)quinazolin-8-yl)-6-chloro-2-fluoro-3-(isobutyramidomethyl)benzamideHCID 716800576%

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-(isobutyramidomethyl)benzoic acid (Intermediate-60, 188 mg, 0.69 mmol), thionyl chloride (1 mL), and DIPEA (238 mg, 1.80 mmol) in THF (2 mL) to afford 13 mg of the title product. 1H NMR (300 MHz, DMSO-d6): δ 10.42 (s, 1H), 8.69 (d, 1H), 8.50 (s, 1H), 8.37 (t, 1H), 8.15 (d, 1H), 7.52-7.40 (m, 4H), 4.32 (d, 2H), 1.55 (s, 9H), 1.03 (d, J=6.3 Hz, 6H); MS [M+H]+: 474.34.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09006257B2
Source datasetuspto-grants-2015_04
ORD IDord-02146b0240aa4d0bb2b332de428e25dd
Source noteuspto-grants-2015_04