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Basic Information
CAS No.: 495-41-0
Name: 1-PHENYL-2-BUTEN-1-ONE
Article Data: 174
Molecular Structure:
Molecular Structure of 495-41-0 (1-PHENYL-2-BUTEN-1-ONE)
Formula: C10H10 O
Molecular Weight: 146.189
Synonyms: Crotonophenone(6CI,7CI,8CI); 1-Benzoylpropene; 1-Phenyl-2-buten-1-one; 1-Propenyl phenylketone; 2-Butenophenone; Ethylideneacetophenone; NSC 518668; Phenyl 1-propenylketone; Phenyl propenyl ketone
EINECS: 207-800-0
Density: 0.99 g/cm3
Melting Point: 20.5°C
Boiling Point: 122 °C / 12mmHg,225.7 °C at 760 mmHg
Flash Point: 86.3 °C
Risk Codes: 36/37/38
Safety: 26-36/37/39
PSA: 17.07000
LogP: 2.44540
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Chemistry

Molecular Structure:

Molecular Formula: C10H10O
Molecular Weight: 146.1858
IUPAC Name: (E)-1-Phenylbut-2-en-1-one
Synonyms of 1-Phenyl-2-buten-1-one (CAS NO.495-41-0): 2-Buten-1-one, 1-phenyl- ; 2-Butenophenone ; Crotonophenone ; EINECS 207-800-0 ; Ethylideneacetophenone ; NSC 518668 ; Phenyl 1-propenyl ketone ; Phenyl propenyl ketone
CAS NO: 495-41-0 
Index of Refraction: 1.53
Molar Refractivity: 45.6 cm3
Molar Volume: 147.5 cm3
Surface Tension: 35 dyne/cm
Density: 0.99 g/cm3
Flash Point: 86.3 °C
Enthalpy of Vaporization: 46.22 kJ/mol
Boiling Point: 225.7 °C at 760 mmHg
Vapour Pressure of 1-Phenyl-2-buten-1-one (CAS NO.495-41-0): 0.0851 mmHg at 25°C

Safety Profile

Risk Statements of 1-Phenyl-2-buten-1-one (CAS NO.495-41-0): 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.