| [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 extinguishing media most appropriate for the surrounding fire. | |
| [Ingestion] Do NOT induce vomiting. 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 immediately. | |
| [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. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. | |
| [Eyes] Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. | |
| [Storage] Store in a cool, dry place. Store in a tightly closed container. | |
| [Handling] Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. | |
| [Ingestion] May cause irritation of the digestive tract. | |
| [Inhalation] Causes respiratory tract irritation. | |
| [Skin] Causes skin irritation. | |
| [Eyes] Causes eye irritation. | |
| [EC Risk Phrase] R 36/37/38 | |
| [EC Safety Phrase] S 26 36 | |
| [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] 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] Brown crystals. | |
| [Solubility in water] Very soluble | |
| [Melting Point] 91 - 92 | |
| [Boiling Point] 180 | |
| [Density] 1 g/cm3 | |
| [pKa/pKb] 10.87 (pKa) | |
| [Partition Coefficient] -1.41 | |
| [Product Name] Methanesulfonamide | |
| [Synonyms] Mesylamide Methanesulfonic amide | |
| [CAS] "CASEN_3144-09-0.htm">3144-09-0 | |
| [Formula] CH5NO2S | |
| [Molecular Weight] 95.12 | |
| [EINECS] 221-553-6 | |
| [Beilstein/Gmelin] 1740835 | |
| [Beilstein Reference] 4-04-00-00028 | |
| [EC Class] irritant | |
| [Small spills/leaks] Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. | |
| [Stability] Stable under normal temperatures and pressures. | |
| [Incompatibilities] Strong oxidizing agents. | |
| [Decomposition] Carbon monoxide, oxides of nitrogen, oxides of sulfur, carbon dioxide. | |
| [HS Code] 2935 00 90 |
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