Molecule structure of 1,3-Difluorobenzene (CAS NO.372-18-9):
IUPAC Name: 1,3-Difluorobenzene
Molecular Weight: 114.092766 g/mol
Molecular Formula: C6H4F2
Density: 1.165 g/cm3
Melting Point: -59 °C
Boiling Point: 83.9 °C at 760 mmHg
Flash Point: 2.2 °C
Index of Refraction: 1.448
Molar Refractivity: 26.24 cm3
Molar Volume: 97.8 cm3
Surface Tension: 26.2 dyne/cm
Enthalpy of Vaporization: 31.1 kJ/mol
Vapour Pressure: 82.7 mmHg at 25 °C
Storage Temp.: flammables area
Water Solubility: insoluble
H-Bond Acceptor: 2
Exact Mass: 114.028107
MonoIsotopic Mass: 114.028107
Canonical SMILES: C1=CC(=CC(=C1)F)F
InChI: InChI=1S/C6H4F2/c7-5-2-1-3-6(8)4-5/h1-4H
InChIKey: UEMGWPRHOOEKTA-UHFFFAOYSA-N
EINECS: 206-746-5
Product Categories: Aromatic Hydrocarbons (substituted) & Derivatives; Fluorobenzene; Fluorine Compounds; Aryl; C6; Halogenated Hydrocarbons
1,3-Difluorobenzene (CAS NO.372-18-9) is used as important intermediate of synthesis fluorine-containing medicine and pesticide.
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LC50 | inhalation | 55gm/m3/2H (55000mg/m3) | BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS | Izvestiya Sibirskogo Otdeleniya Akademii Nauk SSSR, Seriya Biologomeditsinskikh Nauk. Vol. 3, Pg. 91, 1965. |
Hazard Codes: F, Xn
Risk Statements: 11-20
R11:Highly flammable.
R20:Harmful by inhalation.
Safety Statements: 7-16-29-33-7/9
S7:Keep container tightly closed.
S16:Keep away from sources of ignition.
S33:Take precautionary measures against static discharges.
S9:Keep container in a well-ventilated place.
RIDADR: UN 1993 3/PG 2
WGK Germany: 1
RTECS: CZ5652000
Hazard Note: Highly Flammable
HazardClass: 3
PackingGroup: II
HS Code: 29036990
1,3-Difluorobenzene (CAS NO.372-18-9) is also named as NSC 10285 ; m-Difluorobenzene ; Benzene, 1,3-difluoro- (9CI) ; Benzene, m-difluoro- . 1,3-Difluorobenzene (CAS NO.372-18-9) is clear colorless to yellowish liquid. It is toxic and flammable. It will produce toxic fluoride gas by heat. So the storage environment should be ventilate, low-temperature and dry. Keep 1,3-Difluorobenzene (CAS NO.372-18-9) separate from oxidant.
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