| [Fire Fighting] Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. | |
| [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. | |
| [Skin] Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing 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. | |
| [Handling] Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. | |
| [Ingestion] May cause irritation of the digestive tract. May be harmful if swallowed. | |
| [Inhalation] Causes respiratory tract irritation. May be harmful if inhaled. | |
| [Skin] Causes skin irritation. May be harmful if absorbed through the skin. | |
| [Eyes] Causes eye irritation. | |
| [Personal Protection] Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. | |
| [Respirators] 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. | |
| [Appearance] Off-white powder. | |
| [Melting Point] 75 - 77 | |
| [Boiling Point] 257 | |
| [Density] 1.5638 g/cm3 (100 C) | |
| [Partition Coefficient] 1.67 | |
| [Refractive Index] 1.514 (99.6 C) | |
| [Product Name] 4-Bromo-3-methylpyrazole | |
| [Synonyms] 1H-Pyrazole, 4-bromo-3-methyl- | |
| [CAS] "CASEN_13808-64-5.htm">13808-64-5 | |
| [Formula] C4H5BrN2 | |
| [Molecular Weight] 161 | |
| [EINECS] 237-456-7 | |
| [Beilstein/Gmelin] 1850 | |
| [Beilstein Reference] 5-23-05-00022 | |
| [Small spills/leaks] Vacuum or sweep up material and place into a suitable disposal container. | |
| [Stability] No data. | |
| [Incompatibilities] Strong oxidizing agents, strong acids. | |
| [Decomposition] Nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen bromide. |
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