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| CAS No.: | 7142-09-8 |
|---|---|
| Name: | 6-chloro-2-methyl-4(1H)-quinazolinone |
| Molecular Structure: | |
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| Formula: | C9H7 Cl N2 O |
| Molecular Weight: | 194.62 |
| Synonyms: | 4(1H)-Quinazolinone,6-chloro-2-methyl- (9CI); 6-Chloro-2-methylquinazolin-4(3H)-one;6-Chloro-4-hydroxy-2-methylquinazoline; NSC 45786 |
| Density: | 1.43 |
| Boiling Point: | 355.1°C at 760 mmHg |
| Flash Point: | 168.6°C |
| Safety: | Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits very toxic fumes of Cl− and NOx. |
| PSA: | 45.75000 |
| LogP: | 1.88490 |
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Chemistry
IUPAC Name: 6-Chloro-2-methyl-1H-quinazolin-4-one
Synonyms of 2-Methyl-6-chloro-4-quinazolinone (CAS NO.7142-09-8) : 6-Chloro-2-methyl-4(1H)-quinazolinone ; 2-Methyl-6-chloro-4-quinazolinone ; 4(3H)-Quinazolinone, 6-chloro-2-methyl- ; 6-Chloro-2-methyl-3H-quinazolin-4-one
CAS NO:7142-09-8
Molecular Formula:C9H7ClN2O
Molecular Weight :194.6177
Molecular Structure :
Index of Refraction:1.664
Surface Tension: 49 dyne/cm
Density: 1.43 g/cm3
Flash Point: 168.6 °C
Enthalpy of Vaporization: 60.02 kJ/mol
Boiling Point: 355.1 °C at 760 mmHg
Vapour Pressure: 3.2E-05 mmHg at 25°C
Uses
2-Methyl-6-chloro-4-quinazolinone (CAS NO.7142-09-8)
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 514mg/kg (514mg/kg) | Arzneimittel-Forschung. Drug Research. Vol. 12, Pg. 1204, 1962. | |
| mouse | LD50 | oral | 751mg/kg (751mg/kg) | Arzneimittel-Forschung. Drug Research. Vol. 12, Pg. 1204, 1962. |
Safety Profile
Moderately toxic by ingestion and intraperitoneal routes. When 2-Methyl-6-chloro-4-quinazolinone (CAS NO.7142-09-8) is heated to decomposition it emits very toxic fumes of Cl− and NOx.