| [Fire Fighting] Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use water spray, dry chemical, or carbon dioxide. | |
| [Ingestion] 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] Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes. | |
| [Eyes] Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. | |
| [Storage] Store in a cool, dry place. Store in a tightly closed container. Hormones and antibiotics room. | |
| [Handling] Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Store protected from light. Use only in a chemical fume hood. | |
| [Inhalation] May cause respiratory tract irritation. | |
| [Skin] May cause skin irritation. | |
| [Eyes] May cause eye irritation. | |
| [Ingestion] Harmful if swallowed. May cause irritation of the digestive tract. | |
| [Personal Protection] Eyes: Wear chemical goggles. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear a chemical apron. | |
| [Respirators] A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149. | |
| [Exposure Effects] Possible cancer hazard based on tests with laboratory animals. | |
| [Exposure limit(s)] OSHA: Possible Select carcinogen | |
| [Appearance] White powder. | |
| [Solubility in water] Insoluble | |
| [Melting Point] 127-131 | |
| [Density] 1.17 g/cm3 (25 C) | |
| [Usage] The major progestational steroid. | |
| [Refractive Index] 1.5204 | |
| [Product Name] 4-Pregnene-3,20-dione | |
| [Synonyms] (8S,9S,10R,13S,14S,17S)-17-Acetyl-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one Pregn-4-ene-3,20-dione | |
| [CAS] "CASEN_57-83-0.htm">57-83-0 | |
| [Formula] C21H30O2 | |
| [Molecular Weight] 314.47000000000003 | |
| [EINECS] 200-350-6 | |
| [RTECS] TW0175000 | |
| [RTECS Class] Tumorigen; Drug; Mutagen; Reproductive Effector; Human Data; Hormone | |
| [Merck] 12,7956 | |
| [Beilstein/Gmelin] 1915949 | |
| [Small spills/leaks] Vacuum or sweep up material and place into a suitable disposal container. | |
| [Stability] Stable in air; sensitive to light. | |
| [Incompatibilities] Strong oxidizing agents, light. | |
| [Decomposition] Carbon monoxide, carbon dioxide. |
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