Product Identification | Back to Contents | 【Product Name】
1-Methyl-2,4-Dinitrobenzene | 【Synonyms】
1-Methyl-2,4-dinitrobenzene 2,4-Dinitrotoluol | 【CAS】
121-14-2 | 【Formula】
C7H6N2O4 | 【Molecular Weight】
182.15 | 【EINECS】
204-450-0 | 【RTECS】
XT1575000 | 【RTECS Class】
Tumorigen; Mutagen; Reproductive Effector; Primary Irritant | 【Beilstein/Gmelin】
1912834 | 【Beilstein Reference】
4-05-00-00865 | 【EC Index Number】
609-007-00-9 | 【EC Class】
Carcinogenic Category 2; Mutagenic Category 3; Toxic for reproduction Category 3; Toxic; Harmful; Dangerous for the Environment |
Physical and Chemical Properties | Back to Contents | 【Appearance】
Solidifies if allowed to cool. | 【Solubility in water】
Insoluble | 【Melting Point】
67-70 | 【Boiling Point】
300 | 【Vapor Pressure】
0.0021 (25 C) | 【Density】
1.379 g/cm3 (20 C) | 【Partition Coefficient】
1.98 | 【Heat Of Vaporization】
712 kJ/mol | 【Heat Of Combustion】
-3516 kJ/mol | 【Usage】
Chemical intermediate for toluene-2,4-diamine, a toluenediisocyanate int, gelatinizing & waterproofing agent in explosives, chemical intermediate for dyes (former use). | 【Vapor Density】
6.27 | 【Refractive Index】
1.442 (20 C) |
First Aid Measures | Back to Contents | 【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】
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. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. | 【Eyes】
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 tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. | 【Handling】
Wash thoroughly after handling. Use only in a well ventilated area. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. |
Hazards Identification | Back to Contents | 【Inhalation】
Causes respiratory tract irritation. Methemoglobinemia is characterized by dizziness, drowsiness, headache, breath shortness, cyanosis with bluish skin, rapid heart rate and chocolate-brown blood. This product contains nitrite which may cause methemoglobinemia. | 【Skin】
Causes skin irritation. | 【Eyes】
Causes eye irritation. | 【Ingestion】
Harmful if swallowed. Causes gastrointestinal irritation with nausea, vomiting and diarrhea. May cause allergic reaction. Ingestion of nitrate containing compounds can lead to methemoglobinemia. | 【Hazards】
Decomp is self-sustaining @ 280 deg c. Closed containers may rupture violently when heated. | 【EC Risk Phrase】
R 45 23/24/25 48/22 51/53 62 68 | 【EC Safety Phrase】
S 53 45 61 | 【UN (DOT)】
2038 |
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. | 【Exposure Effects】
There is a danger of cumulative effects. | 【Exposure limit(s)】
TLV: ppm; 1.5 mg/m3 (as TWA) (skin) (ACGIH 1996). | 【Poison Class】
1* |
Fire Fighting Measures | Back to Contents | 【Flash Point】
147 | 【Autoignition】
420 | 【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 fog, dry chemical, carbon dioxide, or regular foam. | 【Upper exp. limit】
8.2 | 【Lower exp. limit】
1.4 | 【Fire Potential】
Slightly flammable. |
Stability and Reactivity | Back to Contents | 【Incompatibilities】
Oxidizing agents, reducing agents, strong bases, mixture with nitric acid is highly explosive, ignites on contact with sodium oxide. | 【Stability】
Stable under normal temperatures and pressures. There are instances of explosion during manufacture or storage. | 【Decomposition】
Nitrogen oxides, carbon monoxide, carbon dioxide. | 【Combustion Products】
Nitrogen oxides and dense black smoke are produced in a fire. |
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