| Product Identification | Back to Contents | 【Product Name】
3beta-hydroxy-5-cholestene | 【Synonyms】
Cholest-5-en-3beta-ol | 【CAS】
57-88-5 | 【Formula】
C27H46O | 【Molecular Weight】
386.66 | 【EINECS】
200-353-2 | 【RTECS】
FZ8400000 | 【RTECS Class】
Tumorigen; Mutagen; Reproductive Effector; Natural Product | 【Merck】
13,2221 | 【Beilstein/Gmelin】
1915888 | 【Beilstein Reference】
4-06-00-04000 |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White, near odorless powder. | 【Solubility in water】
Insoluble | 【Melting Point】
147 | 【Boiling Point】
360 | 【Vapor Pressure】
0.002 (137 C) | 【Density】
1.046 g/cm3 | 【Partition Coefficient】
9.85 | 【Heat Of Vaporization】
85.9 kJ/mol | 【Usage】
Pharmaceutic aid (emulsifying agent). |
| First Aid Measures | Back to Contents | 【Ingestion】
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid. Wash mouth out with water. | 【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】
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. | 【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 place. Store in a tightly closed container. Keep from contact with oxidizing materials. | 【Handling】
Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Ingestion】
Ingestion of large amounts may cause gastrointestinal irritation. Expected to be a low ingestion hazard. | 【Inhalation】
May cause respiratory tract irritation. Low hazard for usual industrial handling. | 【Skin】
May cause skin irritation. Low hazard for usual industrial handling. | 【Eyes】
May cause eye irritation. Dust may cause mechanical 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: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. | 【Respirators】
Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions. Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary. | 【Poison Class】
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| Fire Fighting Measures | Back to Contents | 【Flash Point】
209 | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Containers may explode in the heat of a fire. This material in sufficient quantity and reduced particle size is capable of creating a dust explosion. Extinguishing media: Use water spray to cool fire-exposed containers. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam. |
| Stability and Reactivity | Back to Contents | 【Stability】
Stable under normal shipping and handling conditions. | 【Incompatibilities】
Strong oxidizing agents. | 【Decomposition】
Carbon monoxide, irritating and toxic gases, carbon dioxide. |
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