Symbol:	GHS05, GHS07
CAS:	771-63-1
Flash_Point:	78.1±25.9 °C
Product_Name:	2,3,5,6-Tetrafluoro-1,4-benzenediol
Bolling_Point:	205.5±35.0 °C at 760 mmHg
FW:	182.072
Melting_Point:	172-174 °C(lit.)
MF:	C6H2F4O2
Density:	1.8±0.1 g/cm3

Refractive_Index:	1.493
Vapor_Pressure:	0.2±0.4 mmHg at 25°C
Flash_Point:	78.1±25.9 °C
LogP:	3.17
Bolling_Point:	205.5±35.0 °C at 760 mmHg
PSA:	40.46000
Molecular_Structure:	['1 . Molar refractive index 2999 ', '2 . Molar volume （m3/mol）1031 ', '3 . Parachor （902K）2657 ', '4 . Surface tension 441 ', '5 . Dielectric constant ', '6 偶极距（10 -24cm 3） ', '7 . Polarizability 1188']
Computational_Chemistry:	['1. XlogP :N/A ', '2. Hydrogen Bond Donor Count :2 ', '3. Hydrogen Bond Acceptor Count :6 ', '4. Rotatable Bond Count :0 ', '5. Isotope Atom Count :3 ', '6. TPSA 405 ', '7. Heavy Atom Count :12 ', '8. Topological Polar Surface Area :0 ', '9. Complexity :134 ', '10. Isotope Atom Count :0 ', '11. Defined Atom Stereocenter Count :0 ', '12. Undefined Atom Stereocenter Count :0 ', '13. Defined Bond Stereocenter Count :0 ', '14. Undefined Bond Stereocenter Count :0 ', '15. Covalently-Bonded Unit Count :1']
Melting_Point:	172-174 °C(lit.)
MF:	C6H2F4O2
Exact_Mass:	181.999084
FW:	182.072
Density:	1.8±0.1 g/cm3
More_Info:	['1 . Appearance Unknow ', '2 . Density（g/mL,25/4℃）Unknow ', '3 . Relative vapor density（g/mL,Atmosphere =1）Unknow ', '4 . Melting point（ºC）172-174°C ', '5 . Boiling point（ºC,Atmospheric pressure）Unknow ', '6 . Boiling point（ºC,52kPa）Unknow ', '7 . Refractive indexUnknow ', '8 . Flash point（ºC）Unknow ', '9 . Specific rotation（º）Unknow ', '10 . Spontaneous ignition point or ignition temperature（ºC）Unknow ', '11 . Vapor pressure（kPa,25ºC）Unknow ', '12 . Saturated vapor pressure（kPa,60ºC）Unknow ', '13 . Combustion heat（KJ/mol）Unknow ', '14 . Critical temperature（ºC）Unknow ', '15 . Critical pressure（KPa）Unknow ', '16 . Oil-water（Octanol /Water ）Logarithmic Value of Distribution Coefficient Unknow ', '17 . Upper limit of explosion（%,V/V）Unknow ', '18 . Lower limit of explosion（%,V/V）Unknow ', '19 . Solubility Unknow']

Symbol:	GHS05, GHS07
Risk_Statements(EU):	R22
HS_Code:	2908199090
WGK_Germany:	3
Personal_Protective_Equipment:	dust mask type N95 (US);Eyeshields;Gloves
RIDADR:	NONH for all modes of transport
Hazard_Codes:	Xn: Harmful;
Warning_Statement:	P280-P305 + P351 + P338
Safety_Statements:	H302-H318