Basic information
- Name:
2-Propenal,2-methyl-3-phenyl-
- Superlist Name:
- alpha-Methylcinnamaldehyde
- CAS No.:
101-39-3
- Molecular Structure:
- Formula:
- C10H10O
- Molecular Weight:
- 146.20
- Synonyms:
- Cinnamaldehyde,a-methyl- (6CI,7CI,8CI);2-Methyl-3-phenyl-2-propen-1-al;2-Methyl-3-phenyl-2-propenal;2-Methyl-3-phenylacrolein;2-Methyl-3-phenylacrylaldehyde;2-Methyl-3-phenylpropenal;2-Methylcinnamic aldehyde;Methylcinnamaldehyde;NSC22283;NSC 49286;a-Methylcinnamic aldehyde;alpha-methyl cinnamaldehyde;
- EINECS:
- 202-938-8
- Density:
- 1.014 g/cm3
- Boiling Point:
- 254.6 °C at 760 mmHg
- Flash Point:
- 90.3 °C
- Solubility:
- <0.1 g/100 mL at 21 °C in water
- Appearance:
- yellow liquid
- Hazard Symbols:
Xi- Risk Codes:
- 36/37/38
- Safety Description:
- 24/25 Details
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Chemistry
Molecular Formula:C10H10O
Molar mass:146.1858 g/mol
Structure of alpha-Methylcinnamaldehyde(101-39-3):
Synonyms of alpha-Methylcinnamaldehyde(101-39-3):
Methyl cinnamic aldehyde;alpha-Methylcinnamic aldehyde;.alpha.-Methylcinnimal;2-Methylcinnamaldehyde;2-Methyl-3-phenylacrylaldehyde;Cinnamaldehyde, alpha-methyl;2-Methyl-3-phenylacrolein;3-Phenyl-2-methylacrolein
Density:1.014 g/cm3
Flash Point:97.3 °C
Boiling Point:148-149 oC (27 mmHg)
Index of Refraction:1.563
Vapour Pressure:0.0171 mmHg at 25°C
Water solubility:<0.1 g/100 mL at 21°C
Appearance:yellow liquid
Sensitive:Air Sensitive
Solubility:Soluble in ethanol, propylene glycol and non-volatile oiL
Molar mass:146.1858 g/mol
Structure of alpha-Methylcinnamaldehyde(101-39-3):
Synonyms of alpha-Methylcinnamaldehyde(101-39-3):
Methyl cinnamic aldehyde;alpha-Methylcinnamic aldehyde;.alpha.-Methylcinnimal;2-Methylcinnamaldehyde;2-Methyl-3-phenylacrylaldehyde;Cinnamaldehyde, alpha-methyl;2-Methyl-3-phenylacrolein;3-Phenyl-2-methylacrolein
Density:1.014 g/cm3
Flash Point:97.3 °C
Boiling Point:148-149 oC (27 mmHg)
Index of Refraction:1.563
Vapour Pressure:0.0171 mmHg at 25°C
Water solubility:<0.1 g/100 mL at 21°C
Appearance:yellow liquid
Sensitive:Air Sensitive
Solubility:Soluble in ethanol, propylene glycol and non-volatile oiL
Uses
Alpha-Methylcinnamaldehyde(101-39-3) has been used as a spice flavor epalrestat's intermediate, and mainly for the preparation of spices flavor.
Production
Formed by condensation of Benzene, formaldehyde and propionaldehyde from 1% caustic soda aqueous solution .
Toxicity Data With Reference
| 1. | skn-gpg 5%/2W MLD | ADVEA4 Acta Dermato-Venereologica. 58 (1978),121. | ||
| 2. | orl-rat LD50:2050 mg/kg | FCTXAV Food and Cosmetics Toxicology. 13 (1975),681. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Moderately toxic by ingestion. A skin irritant. Combustible liquid. When heated to decomposition it emits acrid smoke and irritating fumes. See also ALDEHYDES.
Hazard Codes:Xi
Risk Statements:
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements:
24: Avoid contact with skin
25: Avoid contact with eyes
Hazard Codes:Xi
Risk Statements:
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements:
24: Avoid contact with skin
25: Avoid contact with eyes