-
Name
1,3-DIPHENYL-2-BUTEN-1-ONE
- EINECS 207-801-6
- CAS No. 495-45-4
- Article Data155
- CAS DataBase
- Density 1.06 g/cm3
- Solubility
- Melting Point 68-69 °C(Solv: ethanol (64-17-5); ligroine (8032-32-4))
- Formula C16H14 O
- Boiling Point 342.5 ºC at 760 mmHg
- Molecular Weight 236.313
- Flash Point 150.1 ºC
- Transport Information
- Appearance
- Safety Moderately toxic by ingestion. Mildly toxic by skin contact. A skin and eye irritant. Flammable liquid when exposed to heat or flame; can react with oxidizing materials. To fight fire, use alcohol foam; CO2, dry chemical. Used as a sunscreen. When heated to decomposition it emits acrid smoke and irritating fumes. See also KETONES.
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms Chalcone, b-methyl- (7CI,8CI); Dypnone(6CI); 1,3-Diphenyl-2-buten-1-one; NSC 2063; b-Methylchalcone; b-Methylstyryl phenyl ketone
- PSA 17.07000
- LogP 3.97280
Dypnone Chemical Properties
The IUPAC name of Dypnone (CAS NO.495-45-4): (Z)-1,3-Diphenylbut-2-en-1-one
Synonyms: Dypnone ; 1,3-Diphenyl-2-buten-1-one ; (2E)-1,3-Diphenyl-2-buten-1-one ; 1,3-Diphenyl-2-buten-1-on ; Beta-methyl-chalcon ; Beta-Methylchalcone ; Beta-methylstyrylphenylketone
CAS: 495-45-4
EINECS: 207-801-6
Molecular Formula: C16H14O
Molecular Structure:
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Formula Weight: 222.28 g/mol
Index of Refraction: 1.586
Density: 1.06 g/cm3
Flash Point: 150.1 °C
Boiling Point: 342.5 °C at 760 mmHg
Dypnone Toxicity Data With Reference
The toxicity of Dypnone (CAS NO.495-45-4):
| 1. | skn-rbt 10 mg/24H open MLD | JIHTAB Journal of Industrial Hygiene and Toxicology. 31 (1949),60. | ||
| 2. | eye-rbt 500 mg | AJOPAA American Journal of Ophthalmology. 29 (1946),1363. | ||
| 3. | orl-rat LD50:3600 mg/kg | JIHTAB Journal of Industrial Hygiene and Toxicology. 31 (1949),60. | ||
| 4. | skn-rbt LD50:6300 mg/kg | JIHTAB Journal of Industrial Hygiene and Toxicology. 31 (1949),60. |
Dypnone Safety Profile
The safety information of Dypnone (CAS NO.495-45-4):
Moderately toxic by ingestion. Mildly toxic by skin contact. A skin and eye irritant. Flammable liquid when exposed to heat or flame; can react with oxidizing materials. To fight fire, use alcohol foam; CO2, dry chemical. Used as a sunscreen. When heated to decomposition it emits acrid smoke and irritating fumes. See also KETONES.
Dypnone Standards and Recommendations
DOT Classification: 3; Label: Flammable Liquid
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