| Product Identification | Back to Contents | 【Product Name】
cis-9-Octadecenoic acid | 【Synonyms】
(Z)-Octadec-9-enoic acid
9-Octadecanoic acid
Pamolyn | 【CAS】
112-80-1 | 【Formula】
C18H34O2 | 【Molecular Weight】
282.47000000000003 | 【EINECS】
204-007-1 | 【RTECS】
RG2275000 | 【RTECS Class】
Tumorigen; Mutagen; Primary Irritant | 【Merck】
12,6965 | 【Beilstein/Gmelin】
1726542 | 【Beilstein Reference】
4-02-00-01641 |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Colorless to pale yellow liquid with a mild odor. | 【Solubility in water】
Insoluble | 【Boiling Point】
286 | 【Vapor Pressure】
0.016 (121 C) | 【Density】
0.8946 g/cm3 | 【pKa/pKb】
5.02 (pKa) | 【Heat Of Vaporization】
61.97 kJ/mol | 【Heat Of Combustion】
-11229 kJ/mol | 【Usage】
Adjuvant. | 【Vapor Density】
9.7 | 【Refractive Index】
1.46214 (11.8 C) |
| First Aid Measures | Back to Contents | 【Ingestion】
Never give anything by mouth to an unconscious person. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. Wash mouth out with water. Get medical aid if irritation or symptoms occur. | 【Inhalation】
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear. | 【Skin】
Get medical aid if irritation develops or persists. Wash clothing before reuse. Flush skin with plenty of soap and water. | 【Eyes】
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. If irritation develops, get medical aid. |
| Handling and Storage | Back to Contents | 【Storage】
Store in a cool, dry, well-ventilated area away from incompatible substances. No special precautions indicated. Absorbs oxygen from the air and will darken upon exposure. | 【Handling】
Wash thoroughly after handling. Wash hands before eating. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Avoid contact with air and sunlight. |
| Hazards Identification | Back to Contents | 【Ingestion】
May cause irritation of the digestive tract. Low hazard for usual industrial handling. | 【Inhalation】
May cause respiratory tract irritation. Low hazard for usual industrial handling. | 【Skin】
May cause skin irritation. | 【Eyes】
May cause eye irritation. |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Glove protection is not normally required. Clothing: Protective garments not normally required. | 【Respirators】
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use. | 【Poison Class】
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| Fire Fighting Measures | Back to Contents | 【Flash Point】
189 | 【Autoignition】
363 | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam. | 【Upper exp. limit】
2.9 | 【Lower exp. limit】
.4 | 【Fire Potential】
This chemical is combustible. |
| Accidental Release Measures | Back to Contents | 【Small spills/leaks】
Avoid runoff into storm sewers and ditches which lead to waterways. Clean up spills immediately, using the appropriate protective equipment. Remove all sources of ignition. Absorb spill using an absorbent, non-combustible material such as earth, sand, or vermiculite. Provide ventilation. |
| Stability and Reactivity | Back to Contents | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents, perchloric acid, powdered aluminum. | 【Decomposition】
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide. |
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