908009-72-3

Basic information

• Product Name: 3-(o-bromophenyl)-2,4-diazabicylo[4.2.0]-1⁽⁶⁾,2-dien-5-one
• CAS NO: 908009-72-3
• Molecular Weight: 277.12
• Mol File: 908009-72-3.mol
• Article Data: 2

Chemical Properties

• CAS DataBase Reference: 3-(o-bromophenyl)-2,4-diazabicylo[4.2.0]-1⁽⁶⁾,2-dien-5-one(CAS DataBase Reference)
• NIST Chemistry Reference: 3-(o-bromophenyl)-2,4-diazabicylo[4.2.0]-1⁽⁶⁾,2-dien-5-one(908009-72-3)
• EPA Substance Registry System: 3-(o-bromophenyl)-2,4-diazabicylo[4.2.0]-1⁽⁶⁾,2-dien-5-one(908009-72-3)

Safety Data

• Hazardous Substances Data: 908009-72-3(Hazardous Substances Data)

Upstream product

• 2042-37-7 o-cyanobromobenzene 

Downstream Products

• 908009-86-9 2-(o-bromophenyl)-7,8-dihydro-3H-quinazolin-4-one 
• 908009-79-0 2-(o-bromophenyl)-6-(phenylsulfonyl)-5,6,7,8-tetrahydro-3H-quinazolin-4-one 

Relevant articles and documents

Access to variously substituted 5,6,7,8-tetrahydro-3H-quinazolin-4-ones via Diels-Alder adducts of phenyl vinyl sulfone to cyclobutene-annelated pyrimidinones

Under basic conditions (Et3N, dioxane), the aromatic amidines 4 and also S-methylisothiourea 4g cleanly undergo Michael addition to methyl 2-chloro-2-cyclopropylideneacetate (5), followed by intramolecular nucleophilic substitution, cyclopropyl