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2,4-Dinitrofluorobenzene

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2,4-Dinitrofluorobenzene

EINECS 200-734-3
CAS No. 70-34-8 Density 1.586 g/cm3
PSA 91.64000 LogP 2.68850
Solubility chloroform: 0.1 g/mL, clear Melting Point 25-27 °C(lit.)
Formula C6H3FN2O4 Boiling Point 337.3 °C at 760 mmHg
Molecular Weight 186.099 Flash Point 157.8 °C
Transport Information UN 3261 8/PG 2 Appearance Yellow solid
Safety 22-26-36/37/39-45-28A-23-7/9 Risk Codes 22-33-34-42/43-40-23/24/25-43-36/38
Molecular Structure Molecular Structure of 70-34-8 (2,4-Dinitrofluorobenzene) Hazard Symbols CorrosiveC,ToxicT
Synonyms

1-Fluoro-2,4-dinitrobenzene;2,4-Dinitro-1-fluorobenzene;2,4-Dinitrobenzene fluoride;2,4-Dinitrophenyl fluoride;4-Fluoro-1,3-dinitrobenzene;DFB;DNFB;Dinitrofluorobenzene;FDNB;Fluorodinitrobenzene;NSC 33519;

Article Data 64

2,4-Dinitrofluorobenzene Chemical Properties

The Molecular formula of 2,4-Dinitrofluorobenzene(70-34-8): C6H3FN2O4
The Molecular Weight of 2,4-Dinitrofluorobenzene(70-34-8): 186.1
The Molecular Structure of 2,4-Dinitrofluorobenzene(70-34-8):
EINECS: 200-734-3
Melting point: 25-27 °C(lit.)
Boiling Point: 296 °C at 760 mmHg 
Flash Point: 132.8 °C 
Index of Refraction: 1.585 
Molar Refractivity: 39.33 cm
Molar Volume: 117.3 cm3 
Polarizability: 15.59 10-24 cm3 
Surface Tension: 59.1 dyne/cm 
Density: 1.586 g/cm3 
Enthalpy of Vaporization: 51.43 kJ/mol 
Vapour Pressure: 0.0026 mmHg at 25°C 
storage temp.: 2-8°C
solubility: chloroform: 0.1 g/mL, clear
Water Solubility: 400 mg/L (25 oC)
Merck: 14,4172
BRN: 398632
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, strong bases.
Appearance: Yellow solid
IUPAC Name: 1-fluoro-2,4-dinitrobenzene
Synonyms: 1,2,4-Fluorodinitrobenzene;2,4-dinitro-1-fluoro-benzen;Benzene, 2,4-dinitro-1-fluoro-;Dinitrofluorobenzene;2,4-Dinitrobenzenefluoride;2,4-Dinitrophenyl fluoride;2,4-Dnfb;1-fluoro-2,4-dinitro-benzen;

2,4-Dinitrofluorobenzene Uses

2,4-Dinitrofluorobenzene(70-34-8) is used as the intermediate of medicine, pesticide and dye.

2,4-Dinitrofluorobenzene Toxicity Data With Reference

The Toxicity Information of  2,4-Dinitrofluorobenzene(70-34-8):
1.   

mmo-sat 500 nmol/L

   ENMUDM    Environmental Mutagenesis. 3 (1981),11.
2.   

mma-sat 33 µg/plate

   ENMUDM    Environmental Mutagenesis. 5 (Suppl 1)(1983),3.
3.   

mmo-esc 5 µmol/L

   CRNGDP    Carcinogenesis. 3 (1982),139.
4.   

mrc-smc 320 µmol/L

   MGGEAE    Molecular and General Genetics. 168 (1979),125.
5.   

otr-ham:kdy 80 µg/L

   BJCAAI    British Journal of Cancer. 37 (1978),873.
6.   

orl-rat LDLo:50 mg/kg

   NCNSA6    National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. 5 (1953),17.
7.   

skn-mus LDLo:100 mg/kg

   CNREA8    Cancer Research. 29 (1969),179.
8.   

scu-mus LDLo:100 mg/kg

   BIJOAK    Biochemical Journal. 41 (1947),558.

2,4-Dinitrofluorobenzene Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

2,4-Dinitrofluorobenzene Safety Profile

Poison by ingestion, skin contact, and subcutaneous routes. A powerful irritant and vesicant. Mutation data reported. Solutions in ether may explode when evaporated. When heated to decomposition it emits highly toxic fumes of NOx and F. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS and FLUORIDES.
The Hazard Codes of 2,4-Dinitrofluorobenzene(70-34-8):  C,  T
Hazard Note: Toxic
HazardClass: 6.1
The Risk Statements information of 2,4-Dinitrofluorobenzene(70-34-8):
22:  Harmful if swallowed 
33:  Danger of cumulative effects 
34:  Causes burns 
40:  Limited evidence of a carcinogenic effect 
43:  May cause sensitization by skin contact 
23/24/25:  Toxic by inhalation, in contact with skin and if swallowed 
36/38:  Irritating to eyes and skin 
42/43:  May cause sensitization by inhalation and skin contact 
The Safety Statements information of 2,4-Dinitrofluorobenzene(70-34-8):
22:  Do not breathe dust 
23:  Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) 
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) 
7/9:  Keep container tightly closed and in a well-ventilated place 
36/37/39:  Wear suitable protective clothing, gloves and eye/face protection 
RIDADR: UN 3261 8/PG 2
WGK Germany: 3
RTECS: CZ7800000
PackingGroup: III
HS Code: 29049085
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