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2,5-Dimethylnitrobenzene

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Name

2,5-Dimethylnitrobenzene

EINECS 201-920-7
CAS No. 89-58-7 Density 1.129 g/cm3
PSA 45.82000 LogP 2.73480
Solubility negligible Melting Point -25°C
Formula C8H9 N O2 Boiling Point 121°C 13mm
Molecular Weight 151.165 Flash Point 100 °C
Transport Information N/A Appearance pale yellow liquid
Safety Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic vapors of NOx. Risk Codes 36/37-39/23/24/25
Molecular Structure Molecular Structure of 89-58-7 (2,5-Dimethylnitrobenzene) Hazard Symbols N/A
Synonyms

p-Xylene,2-nitro- (6CI,7CI,8CI); 1,4-Dimethyl-2-nitrobenzene; 1,4-Dimethylnitrobenzene;1-Nitro-2,5-dimethylbenzene; 2,5-Dimethyl-1-nitrobenzene;2,5-Dimethylnitrobenzene; 2-Nitro-1,4-dimethylbenzene; 2-Nitro-p-xylene; NSC5591; Nitro-p-xylene

Article Data 57

2,5-Dimethylnitrobenzene Chemical Properties

MF: C8H9NO2
MW: 151.16
EINECS: 201-920-7
Density: 1.129 g/cm
Flash Point: 100 °C
Index of Refraction: 1.547 
Appearance: pale yellow liquid
Boiling Point: 240.5 °C at 760 mmHg 
Vapour Pressure: 0.0586 mmHg at 25°C 
Enthalpy of Vaporization: 45.81 kJ/mol
Product Name: 2,5-Dimethylnitrobenzene
Stability: Stable. Incompatible with strong bases, strong oxidizing agents. 
Synonyms: Nitro-p-xylene ; 2,5-Dimethylnitrobenzene ; 2-Nitro-1,4-dimethylbenzene ; 2-Nitro-4-xylene ; 2-Nitro-p-xylene ; 1,4-Dimethyl-2-nitro-benzen ; 1-Nitro-2,5-dimethylbenzene ; 2,5-Dimethyl-1-nitrobenzene
Following is the molecular structure of Nitro-p-xylene (89-58-7):

2,5-Dimethylnitrobenzene Production

Reactivity Profile: 2,5-Dimethylnitrobenzene (9-58-7) is incompatible  with strong oxidizers and strong bases . 
 

2,5-Dimethylnitrobenzene Toxicity Data With Reference

1.    

mma-sat 250 µg/plate

    SAIGBL    Sangyo Igaku. Japanese Journal of Industrial Health. 29 (1987),34.
2.    

orl-rat LD50:2440 mg/kg

    85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,420.

2,5-Dimethylnitrobenzene Consensus Reports

Reported in EPA TSCA Inventory.

2,5-Dimethylnitrobenzene Safety Profile

Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic vapors of NOx.
Safety Information  of Nitro-p-xylene (89-58-7):
Risk Statements: 36/37-39/23/24/25
36/37:  Irritating to eyes and respiratory system 
39/23/24/25: Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed 
Safety Statements: 26-36/37/39
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39:  Wear suitable protective clothing, gloves and eye/face protection 
RIDADR: 1665
RTECS: ZE4686600

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