-
Name
16-HEXADECANOLIDE
- EINECS 203-662-0
- CAS No. 109-29-5
- Article Data65
- CAS DataBase
- Density 0.879g/cm3
-
Solubility
Stability
- Stable. Combustible. Incompatible with strong oxidizing agents.
Toxicology
- May act as an irritant.
-
Melting Point
34-38 °C(lit.)
- Formula C16H30 O2
- Boiling Point 188 °C / 15mmHg
- Molecular Weight 254.413
- Flash Point 149.6°C
- Transport Information
- Appearance colourless to light yellow solid
- Safety Low toxicity by ingestion and skin contact. A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes.
- Risk Codes 38
-
Molecular Structure
-
Hazard Symbols
- Synonyms Hexadecanoicacid, 16-hydroxy-, o-lactone (7CI); 1,16-Hexadecanolide; 16-Hexadecanolactone;Cyclohexadecanolide; Dihydroambrettolide; Hexadecanoic acid, 16-hydroxy-, o-lactone; Hexadecanolactone;Hexadecanolide; Juniperic acid lactone; NSC 33546
- PSA 26.30000
- LogP 5.00460
Toxicity data
(The meaning of any toxicological abb
Oxacycloheptadecan-2-one Chemical Properties
IUPAC Name: 17-Oxacycloheptadecan-1-one
Synonyms of Oxacycloheptadecan-2-one (CAS NO.109-29-5) : 1,16-Hexadecalactone ; 16-Hexadecanolactone ; 16-Hydroxyhexadecanoic acid lactone ; Hexadecanoic acid, 16-hydroxy-, omicron-lactone ; Hexadecanolide ; Oxacycloheptadecan-2-one ; Juniperic acid lactone
InChI:InChI=1/C16H30O2/c17-16-14-12-10-8-6-4-2-1-3-5-7-9-11-13-15-18-16/h1-15H2
Product Categories: Fatty & Aliphatic Acids, Esters, Alcohols & Derivatives;Carbonyl Compounds;Lactones;Organic Building Blocks
CAS NO:109-29-5
Molecular Formula:C16H30O2
Molecular Weight :254.41
Molecular Structure :.png)
EINECS: 203-662-0
Index of Refraction: 1.435
Surface Tension: 28.3 dyne/cm
Density: 0.879 g/cm3
Flash Point: 149.6 °C
Enthalpy of Vaporization: 60.36 kJ/mol
Boiling Point: 358.1 °C at 760 mmHg
Vapour Pressure: 2.6E-05 mmHg at 25°C
Melting Point: 34-38 °C(lit.)
Storage Temp: -20°C
Appearance: Oxacycloheptadecan-2-one (CAS NO.109-29-5) is colourless to light yellow solid.
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Oxacycloheptadecan-2-one Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rabbit | LD50 | skin | > 5gm/kg (5000mg/kg) | Food and Cosmetics Toxicology. Vol. 13, Pg. 452, 1975. | |
| rat | LD50 | oral | > 5gm/kg (5000mg/kg) | Food and Cosmetics Toxicology. Vol. 13, Pg. 452, 1975. |
Oxacycloheptadecan-2-one Consensus Reports
Reported in EPA TSCA Inventory.
Oxacycloheptadecan-2-one Safety Profile
Low toxicity by ingestion and skin contact. A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes 
Xi
Risk Statements 38
R38: Oxacycloheptadecan-2-one (CAS NO.109-29-5) is irritating to skin.
Safety Statements 37
S37:Wear suitable gloves.
WGK Germany 2
RTECS RN9730000
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