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143-14-6

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Basic Information
CAS No.: 143-14-6
Name: 10-UNDECENAL
Article Data: 3
Molecular Structure:
Molecular Structure of 143-14-6 (10-UNDECENAL)
Formula: C11H20 O
Molecular Weight: 168.279
Synonyms: 9-Hendecenal
EINECS: 205-586-3
Density: 0.84 g/mL at 25 °C(lit.)
Melting Point: 7 °C
Boiling Point: 98-100 °C3 mm Hg(lit.)
Flash Point: 199 °F
Hazard Symbols: IrritantXi
Risk Codes: 38
Safety: 37/39-26
PSA: 17.07000
LogP: 3.49210
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Chemistry

IUPAC Name: (E)-Undec-9-enal
Synonyms: Undec-9-en-1-al ; 9-Hendecenal ; 9-Undecenal  ; Aldehyde C-11 undecylenic ; Undecenoic aldehyde
CAS NO: 143-14-6
Molecular Formula of 9-Undecenal (CAS NO.143-14-6) : C11H20O
Molecular Weight of 9-Undecenal (CAS NO.143-14-6): 168.28 
Molecular Structure of 9-Undecenal (CAS NO.143-14-6) :
EINECS: 203-973-1
FEMA : 3094
Index of Refraction: 1.442
Surface Tension: 28.8 dyne/cm
Density: 0.837 g/cm3
Flash Point: 99.4 °C
Enthalpy of Vaporization: 47.98 kJ/mol
Boiling Point: 242.8 °C at 760 mmHg
Vapour Pressure: 0.0333 mmHg at 25°C
Melting point: 7 °C
Appearance: colorless to pale yellow oily liquid,
Solubility: insoluble in water, soluble in ethanol.

Uses

 GB 2760-1996 provides for the use of food spices.

Production

From oxidation of 9 - 11-ol ; or from Reduktion of 9 - 11-ol , then 9-Undecenal (CAS NO.143-14-6) is derived .

Safety Profile

Hazard Codes IrritantXi
Risk Statements 38
R38:Irritating to skin.
Safety Statements 37/39-26
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 2
RTECS YQ2835000