Product Name

  • Name

    2-METHYL-4(3H)-QUINAZOLINONE

  • EINECS 217-189-2
  • CAS No. 1769-24-0
  • Article Data240
  • CAS DataBase
  • Density 1.26 g/cm3
  • Solubility
  • Melting Point 231-233 °C(lit.)
  • Formula C9H8 N2 O
  • Boiling Point 305.4 °C at 760 mmHg
  • Molecular Weight 160.175
  • Flash Point 138.5 °C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by ingestion, intraperitoneal and parenteral routes. When heated to decomposition it emits toxic fumes of NOx.
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 1769-24-0 (2-METHYL-4(3H)-QUINAZOLINONE)
  • Hazard Symbols IrritantXi
  • Synonyms 4(1H)-Quinazolinone,2-methyl- (7CI,9CI); 4-Quinazolinol, 2-methyl- (8CI);2-Methyl-3H-quinazolin-4-one; 2-Methyl-4(3H)-quinazolinone;2-Methyl-4(3H)-quinazolone; 2-Methyl-4-oxoquinazoline; 2-Methyl-4-quinazolinol;2-Methyl-4-quinazolinone; 2-Methyl-4-quinazolone; 2-Methylquinazolone;3H-2-Methyl-4-oxoquinazoline; 4-Hydroxy-2-methylquinazoline; NSC 12005; NSC2757
  • PSA 45.75000
  • LogP 1.23150

2-Methyl-4(3H)-quinazolinone Chemical Properties

Chemistry informtion about 2-Methyl-4-Quinazolinone (CAS NO.1769-24-0) is:
IUPAC Name: 2-Methyl-1h-Quinazolin-4-One
Synonyms: 2-Methyl-4(1h)-Quinazolinon ; 2-Methyl-4(1h)-Quinazolinone ; 2-Methyl-4(3h)-Quinazolinon ; 2-Methyl-4-Quinazolino ; 2-Methyl-4-Quinazolinone ; 2-Methyl-4-Quinazolone ; 2-Methyl-Chinazolinone(4) ; 2-Methylquinazolone 
Product Categories: Building Blocks ; Heterocyclic Building Blocks ; Quinazolines 
MF: C9H8N2O
MW: 160.17
EINECS: 217-189-2 
Density: 1.26 g/cm3
Melting Point: 231-233 °C(lit.)
Flash Point: 138.5 °C
Boiling Point: 305.4 °C at 760 mmHg
Vapour Pressure: 0.000826 mmHg at 25°C 
Enthalpy of Vaporization: 54.58 kJ/mol
Following is the molecular structure of 2-Methyl-4-Quinazolinone (CAS NO.1769-24-0) is:

2-Methyl-4(3H)-quinazolinone Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 592mg/kg (592mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 12, Pg. 1204, 1962.
mouse LD50 oral 859mg/kg (859mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 12, Pg. 1204, 1962.
mouse LD50 parenteral 500mg/kg (500mg/kg) autonomic nervous system: "smooth muscle relaxant (mechanism undefined, spasmolytic)" behavioral: tremor behavioral: muscle weakness Pharmaceutical Chemistry Journal Vol. 7, Pg. 626, 1973.

2-Methyl-4(3H)-quinazolinone Safety Profile

Moderately toxic by ingestion, intraperitoneal and parenteral routes. When heated to decomposition it emits toxic fumes of NOx. 
Hazard Codes:
IrritantXi
Risk Statements:
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 3
RTECS: VA3677000

2-Methyl-4(3H)-quinazolinone Specification

To protect yourself, you can put on dust mask type N95 (US), eyeshields, gloves.

Related Products

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View