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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 962610Generated: October 31, 2026

3-Bromoaniline → N-(3-Bromophenyl)-6-nitroquinazolin-4-amine

https://huagongshe.com/reaction/962610

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-BromoanilineHCID 11562—
ReactantN'-(2-cyano-4-nitrophenyl)-N,N-dimethylmethanimidamideHCID 10900084—
SolventAcetic AcidHCID 176—
ProductN-(3-Bromophenyl)-6-nitroquinazolin-4-amineHCID 5328041—

Reaction Conditions

Temperature148 °C

Reaction Steps

A solution of 23.74 ml of 3-bromo aniline and 40.5 g N'-(2-cyano-4-nitrophenyl)-N,N-dimethylformamidine in 100 ml of glacial acetic acid was stirred and heated in an oil bath at 148° C. for 1.5 hours. On cooling, filtration of the resulting solid gives a quantitative yield of N-(3-bromophenyl)-6-nitro-4-quinazolinamine: mp=267°-270° C.; mass spectrum (m/e): 345.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05760041
Source datasetuspto-grants-1998_06
ORD IDord-f2908789877e431fa8f8e88c49cc653b
Source noteuspto-grants-1998_06