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Cas Database |
| Name |
2,5-Dinitrotoluene |
EINECS | 210-581-4 |
| CAS No. | 619-15-8 | Density | 1.407 g/cm3 |
| PSA | 91.64000 | LogP | 2.85780 |
| Solubility | Solubility in water, g/100 ml at 20°C: 0.03 (very poor) | Melting Point |
52.5°C |
| Formula | C7H6 N2 O4 | Boiling Point | 313.6 °C at 760 mmHg |
| Molecular Weight | 182.136 | Flash Point | 157.1 °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Moderately toxic by ingestion. Mutation data reported. A skin irritant. When heated to decomposition it emits toxic fumes of NOx. See also 2,4-DINITROTOLUENE. | Risk Codes | 45-23/24/25-48/22-62-68-51/53 |
| Molecular Structure |
|
Hazard Symbols |
 T N
|
| Synonyms |
Toluene,2,5-dinitro- (8CI); 1-Methyl-2,5-dinitrobenzene; 2,5-DNT; 2,5-Dinitrotoluene;2-Methyl-1,4-dinitrobenzene; 3-Methyl-1,4-dinitrobenzene; NSC 159120 |
Article Data | 32 |
2,5-Dinitrotoluene Synthetic route
| Conditions | Yield |
|---|---|
| With tert.-butylhydroperoxide; 3 A molecular sieve; zirconium(IV) tert-butoxide In dichloromethane for 2.5h; Ambient temperature; | 87% |
| beim Ersatz der Aminogruppe durch die Nitrogruppe; | |
| nach Sandmeyer; |
- 99-08-1
1-methyl-3-nitrobenzene
A
- 602-01-7
1-methyl-2,3-dinitrobenzene
B
- 610-39-9
3,4-Dinitrotoluene
C
- 619-15-8
2,5-dinitrotoluene
| Conditions | Yield |
|---|---|
| With nitronium hexafluorophosphate; sulfuric acid | A 28.4% B 60.1% C 9.9% |
| With nitronium hexafluorophosphate In nitromethane at 24.84℃; |
| Conditions | Yield |
|---|---|
| bei der Nitrierung; | |
| Nitrierung; |
| Conditions | Yield |
|---|---|
| Diazotization.Behandlung der Diazoniumsalz-Loesung mit NaNO2 und Kupfer(I)-kupfer(II)-sulfit; | |
| Multi-step reaction with 2 steps 1: Caro's acid 2: fuming nitric acid View Scheme |
- 36164-91-7
toluquinone dioxime
- 619-15-8
2,5-dinitrotoluene
- 57610-10-3
2-nitroso-5-nitrotoluene
- 619-15-8
2,5-dinitrotoluene
| Conditions | Yield |
|---|---|
| With nitric acid |
- 70343-10-1
2,5-dinitro-4-methylaniline
- 619-15-8
2,5-dinitrotoluene
| Conditions | Yield |
|---|---|
| With ethanol; sulfuric acid Diazotization.Erhitzen des Reaktionsgemisches mit Salpetersaeure; |
- 56207-39-7
2-methyl-3,6-dinitro-aniline
- 619-15-8
2,5-dinitrotoluene
| Conditions | Yield |
|---|---|
| With ethanol; sulfuric acid; sodium nitrite |
- 16832-42-1
2-methyl-1,4-dinitrosobenzene
- 619-15-8
2,5-dinitrotoluene
| Conditions | Yield |
|---|---|
| With nitric acid |
- 408328-19-8
2-nitro-5-nitrosotoluene
- 619-15-8
2,5-dinitrotoluene
| Conditions | Yield |
|---|---|
| With nitric acid |
2,5-Dinitrotoluene Chemical Properties
Empirical Formula: C7H6N2O4
Molecular Weight: 182.1335 g/mol
EINECS: 210-581-4
Index of Refraction: 1.598
Density: 1.407 g/cm3
Flash Point: 157.1 °C
Enthalpy of Vaporization: 53.26 kJ/mol
Boiling Point: 313.6 °C at 760 mmHg
Vapour Pressure: 0.000907 mmHg at 25 °C
Structure of 2,5-Dinitrotoluene (CAS NO.619-15-8):
IUPAC Name: 2-Methyl-1,4-dinitrobenzene
Product Categories of 2,5-Dinitrotoluene (CAS NO.619-15-8): Intermediates of Dyes and Pigments
2,5-Dinitrotoluene Toxicity Data With Reference
| 1. | skn-rbt 500 mg/24H MOD | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-B011-150 . | ||
| 2. | mmo-sat 10 µg/plate | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A080-146 . | ||
| 3. | orl-rat LD50:517 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A080-146 . | ||
| 4. | orl-mus LD50:652 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A080-146 . |
2,5-Dinitrotoluene Consensus Reports
Reported in EPA TSCA Inventory.
2,5-Dinitrotoluene Safety Profile
Moderately toxic by ingestion. Mutation data reported. A skin irritant. When heated to decomposition it emits toxic fumes of NOx. See also 2,4-DINITROTOLUENE.
Hazard Codes of 2,5-Dinitrotoluene (CAS NO.619-15-8): 
T,
N
Risk Statements: 45-23/24/25-48/22-62-68-51/53
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed.
R45:May cause cancer.
R48/22:Harmful: danger of serious damage to health by prolonged exposure if swallowed.
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
R62:Risk of impaired fertility.
R68:Possible risk of irreversible effects.
Safety Statements: 53-45-61
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S53:Avoid exposure - obtain special instructions before use.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
2,5-Dinitrotoluene Standards and Recommendations
OSHA PEL: TWA 1.5 mg/m3 (skin)
NIOSH REL: (Dinitrotoluene) Reduce to lowest level
2,5-Dinitrotoluene Specification
2,5-Dinitrotoluene ,its cas register number is 619-15-8. It also can be called 2-Methyl-1,4-dinitrobenzene ; Toluene, 2,5-dinitro- ; and Benzene, 2-methyl-1,4-dinitro- .
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