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619-15-8

Basic Information
CAS No.: 619-15-8
Name: 2,5-DINITROTOLUENE
Article Data: 32
Molecular Structure:
Molecular Structure of 619-15-8 (2,5-DINITROTOLUENE)
Formula: C7H6 N2 O4
Molecular Weight: 182.136
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
EINECS: 210-581-4
Density: 1.407 g/cm3
Melting Point: 52.5°C
Boiling Point: 313.6 °C at 760 mmHg
Flash Point: 157.1 °C
Solubility: Solubility in water, g/100 ml at 20°C: 0.03 (very poor)
Hazard Symbols: ToxicTDangerousN
Risk Codes: 45-23/24/25-48/22-62-68-51/53
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.
PSA: 91.64000
LogP: 2.85780
Synthetic route
99-52-5

2-methyl-4-nitro-benzenamine

619-15-8

2,5-dinitrotoluene

Conditions
ConditionsYield
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
ConditionsYield
With nitronium hexafluorophosphate; sulfuric acidA 28.4%
B 60.1%
C 9.9%
With nitronium hexafluorophosphate In nitromethane at 24.84℃;
99-08-1

1-methyl-3-nitrobenzene

619-15-8

2,5-dinitrotoluene

Conditions
ConditionsYield
bei der Nitrierung;
Nitrierung;
611-05-2

4-nitro-3-methylaniline

619-15-8

2,5-dinitrotoluene

Conditions
ConditionsYield
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
ConditionsYield
With nitric acid
70343-10-1

2,5-dinitro-4-methylaniline

619-15-8

2,5-dinitrotoluene

Conditions
ConditionsYield
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
ConditionsYield
With ethanol; sulfuric acid; sodium nitrite
16832-42-1

2-methyl-1,4-dinitrosobenzene

619-15-8

2,5-dinitrotoluene

Conditions
ConditionsYield
With nitric acid
408328-19-8

2-nitro-5-nitrosotoluene

619-15-8

2,5-dinitrotoluene

Conditions
ConditionsYield
With nitric acid
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Chemistry

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
 

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 .

Consensus Reports

Reported in EPA TSCA Inventory.

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): ToxicT,DangerousN
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.

Standards and Recommendations

OSHA PEL: TWA 1.5 mg/m3 (skin)
NIOSH REL: (Dinitrotoluene) Reduce to lowest level

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- .