ChemicalBook--->CAS DataBase List--->552331-87-0

552331-87-0

552331-87-0 Structure

552331-87-0 Structure
IdentificationBack Directory
[Name]

7-BROMO-2-METHYLQUINAZOLINE
[CAS]

552331-87-0
[Synonyms]

7-BROMO-2-METHYLQUINAZOLINE
Quinazoline, 7-bromo-2-methyl-
[Molecular Formula]

C9H7BrN2
[MDL Number]

MFCD11044811
[MOL File]

552331-87-0.mol
[Molecular Weight]

223.07
Chemical PropertiesBack Directory
[Boiling point ]

244.8±22.0 °C(Predicted)
[density ]

1.565±0.06 g/cm3(Predicted)
[storage temp. ]

Sealed in dry,Room Temperature
[pka]

4.24±0.70(Predicted)
[Appearance]

Off-white to light yellow Solid
Spectrum DetailBack Directory
[Spectrum Detail]

7-BROMO-2-METHYLQUINAZOLINE(552331-87-0)1HNMR
Hazard InformationBack Directory
[Synthesis]

Acetamidine Base

143-37-3

4-Bromo-2-fluorobenzaldehyde

57848-46-1

7-BROMO-2-METHYLQUINAZOLINE

552331-87-0

Example 239A Synthesis of 7-bromo-2-methylquinazoline: 4-bromo-2-fluorobenzaldehyde (1 g, 4.9 mmol), acetamidine, and N,N-dimethylacetamide (DMA) were mixed, heated to 140°C, and reacted for 5 hours. After completion of the reaction, the mixture was cooled to room temperature and dried under vacuum. The crude product was purified by fast column chromatography to give 47 mg of the target compound in 4% yield. The mass spectrum (ESI) m/e 223 (M + 1)+.

[References]

[1] Patent: US2003/187026, 2003, A1
[2] Patent: US2003/199511, 2003, A1. Location in patent: Page/Page column 72
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