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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 615402Generated: October 25, 2026

Thionyl Chloride → N-(Butan-2-yl)-N-methyl-4-phenylquinazoline-2-carboxamide

https://huagongshe.com/reaction/615402

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
ReactantN-Methyl-2-butanamineHCID 111026—
Reactant4-Phenylquinazoline-2-carboxylic acidHCID 3738719—
SolventTolueneHCID 1140—
ProductN-(Butan-2-yl)-N-methyl-4-phenylquinazoline-2-carboxamideHCID 13272357—

Reaction Steps

Operations are carried out as for Example 19, starting from 2.5 g of 4-phenyl quinazoline 2-carboxylic acid, 10 ml of thionyl chloride, 25 ml of toluene and 10 ml of N-methyl 2-butanamine. 2.2 g of N-methyl N-(1-methyl propyl) 4-phenyl quinazoline 2-carboxamide, melting at 128° C., are obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04499094
Source datasetuspto-grants-1985_02
ORD IDord-0ae973724c9d40e98f8c2d1a94701f8d
Source noteuspto-grants-1985_02