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2305-05-7

Basic Information
CAS No.: 2305-05-7
Name: 2(3H)-Furanone,dihydro-5-octyl-
Molecular Structure:
Molecular Structure of 2305-05-7 (2(3H)-Furanone,dihydro-5-octyl-)
Formula: C12H22O2
Molecular Weight: 198.34
Synonyms: Dodecanoicacid, 4-hydroxy-, g-lactone (6CI,7CI);(RS)-g-Dodecalactone;(?à)-4-n-Octylbutyrolactone;(?à)-g-Dodecalactone;4-Dodecanolide;4-Hydroxydodecanoic acid lactone;4-Hydroxydodecanoic acid g-lactone;5-Octyltetrahydro-2-furanone;Dihydro-5-octyl-2(3H)-furanone;NSC 26511;g-Dodecalactone;g-Dodecanolactone;g-Laurolactone;g-Octyl-g-butyrolactone;
EINECS: 218-971-6
Density: 0.931 g/cm3
Melting Point: 17-18 °C(lit.)
Boiling Point: 294.7 °C at 760 mmHg
Flash Point: 119.6 °C
Solubility:
Appearance: Colourless oily liquid
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38
Safety: 26-36
Transport Information:
PSA: 26.30000
LogP: 3.44260
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Chemistry

IUPAC Name: 5-octyloxolan-2-one 
Empirical Formula: C12H22O2
Molecular Weight: 198.3019g/mol
EINECS: 218-971-6 
Structure of 2(3H)-Furanone,dihydro-5-octyl- (CAS NO.2305-05-7):

Index of Refraction: 1.45
Molar Refractivity: 57.3 cm3
Molar Volume: 212.8 cm3
Polarizability: 22.71×10-24cm3
Surface Tension: 31.5 dyne/cm
Density: 0.931 g/cm3
Flash Point: 119.6 °C
Enthalpy of Vaporization: 53.44 kJ/mol 
Melting Point: 17-18 °C(lit.)
Boiling Point: 294.7 °C at 760 mmHg
Vapour Pressure: 0.00159 mmHg at 25°C 
Classification Code: Skin / Eye Irritant 
Canonical SMILES: CCCCCCCCC1CCC(=O)O1
InChI: InChI=1S/C12H22O2/c1-2-3-4-5-6-7-8-11-9-10-12(13)14-11/h11H,2-10H2,1H3
InChIKey: WGPCZPLRVAWXPW-UHFFFAOYSA-N

Toxicity Data With Reference

1.    

skn-rbt 500 mg/24H MOD

    FCTXAV    Food and Cosmetics Toxicology. 14 (1976),751.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

A skin irritant. When heated to decomposition it emits acrid smoke and irritating vapors.
Hazard Codes: IrritantXi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 2
RTECS: LU3600000
Hazard Note: Irritant

Specification

  2(3H)-Furanone,dihydro-5-octyl- , its cas register number is 2305-05-7. It also can be called 4-Decanolide ; 4-Dodecanolide ; 4-Hydroxy-4-octylbutanoic acid lactone ; 4-Hydroxydodecanoic acid lactone ; Dihydro-5-octyl-2(3H)-furanone ; Dodecanoic acid, 4-hydroxy-, gamma-lactone ; Dodecanolide-1,4 ; UNII-YX9N4581LU ; gamma-Dodecalactone ; gamma-Dodecalactone (natural) ; gamma-Dodecanolactone ; gamma-Octyl-gamma-butyrolactone ; gamma-n-Octyl-gamma-N-butyrolactone ; gamma-n-Octyl-gamma-n-butyrolactone .