Product Identification | Back to Contents | 【Product Name】
2-Methylbenzoselenazole | 【Synonyms】
2-Methyl-1,3-benzoselenazole 2-Methylbenzselenazol | 【CAS】
2818-88-4 | 【Formula】
C8H7NSe | 【Molecular Weight】
196.11 | 【EINECS】
220-577-4 | 【RTECS】
DK7700000 | 【RTECS Class】
Primary Irritant | 【Beilstein/Gmelin】
112836 | 【Beilstein Reference】
4-27-00-01092 |
Physical and Chemical Properties | Back to Contents | 【Appearance】
Yellow solid. | 【Solubility in water】
Insoluble | 【Melting Point】
34 | 【Boiling Point】
232 | 【Vapor Pressure】
0.09 (25 C) | 【pKa/pKb】
8.73 (pKb) | 【Partition Coefficient】
2.06 | 【Heat Of Vaporization】
45.0 kJ/mol | 【Refractive Index】
1.6532 (20 C) |
First Aid Measures | Back to Contents | 【Ingestion】
Get medical aid immediately. Wash mouth out with water. | 【Inhalation】
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. | 【Skin】
Get medical aid immediately. 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. |
Handling and Storage | Back to Contents | 【Storage】
Store in a cool, dry place. Store in a tightly closed container. | 【Handling】
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood. |
Hazards Identification | Back to Contents | 【Ingestion】
Poison by ingestion. | 【Inhalation】
The toxicological properties of this substance have not been fully investigated. Toxic if inhaled. | 【Skin】
Causes mild skin irritation. | 【Eyes】
Causes mild eye irritation. | 【Hazards】
When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards. | 【UN (DOT)】
2810 |
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 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. |
Fire Fighting Measures | Back to Contents | 【Flash Point】
94 | 【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. | 【Fire Potential】
Combustible material: may burn but does not ignite readily. |
Stability and Reactivity | Back to Contents | 【Stability】
No data. | 【Incompatibilities】
Strong oxidizing agents. | 【Decomposition】
Nitrogen oxides, carbon monoxide, carbon dioxide, selenium/selenium oxides. | 【Combustion Products】
Fire may produce irritating, corrosive and/or toxic gases. |
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