| [Flash Point] 56 | |
| [Fire Fighting] Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. | |
| [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. | |
| [Inhalation] Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear. | |
| [Skin] Get medical aid if irritation develops or persists. 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. Get medical aid. | |
| [Storage] Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. | |
| [Handling] Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid contact with heat, sparks and flame. Avoid ingestion and inhalation. | |
| [Ingestion] May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. | |
| [Inhalation] May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. | |
| [Skin] May cause skin irritation. | |
| [Eyes] May cause eye irritation. | |
| [EC Safety Phrase] S 23 24/25 | |
| [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 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] White solid. Strong pyridine-like odor. | |
| [Solubility in water] Very soluble | |
| [Melting Point] 52 | |
| [Boiling Point] 115 | |
| [Vapor Pressure] 20 (25 C) | |
| [Density] 1.0311 g/cm3 (60.9 C) | |
| [pKa/pKb] 13.00 (pKb) | |
| [Partition Coefficient] -.26 | |
| [Heat Of Vaporization] 34.2 kJ/mol | |
| [Refractive Index] 1.4953 (20 C) | |
| [Product Name] 1,4-Diazine | |
| [Synonyms] 1,4-Diazabenzene 1,4-Diazine Paradiazine p-Diazine Piazine | |
| [CAS] "CASEN_290-37-9.htm">290-37-9 | |
| [Formula] C4H4N2 | |
| [Molecular Weight] 80.09 | |
| [EINECS] 206-027-6 | |
| [RTECS] UQ2015000 | |
| [RTECS Class] Mutagen | |
| [Merck] 12,8141 | |
| [Beilstein/Gmelin] 103905 | |
| [Beilstein Reference] 5-23-05-00351 | |
| [Small spills/leaks] Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Remove all sources of ignition. | |
| [Disposal Code] 3 | |
| [Incompatibilities] Acids, oxidizing agents, moisture. | |
| [Stability] No data. | |
| [Decomposition] Nitrogen oxides, carbon monoxide, carbon dioxide. | |
| [HS Code] 2933 99 90 |
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