Product_Name:	Difluoromethane
Bolling_Point:	-62.2±8.0 °C at 760 mmHg
Density:	0.9±0.1 g/cm3
MF:	CH2F2
CAS:	75-10-5
Melting_Point:	−136 °C(lit.)
Flash_Point:	-78.5±6.3 °C
FW:	52.023

MF:	CH2F2
Bolling_Point:	-62.2±8.0 °C at 760 mmHg
Exact_Mass:	52.012455
More_Info:	['1 . Appearance Colourless 透明液化气体。 ', '2 . Density（g/mL,25℃）11 ', '3 . Relative vapor density（g/mL,Atmosphere =1）18 ', '4 . Melting point（ºC）-1360 ', '5 . Boiling point（ºC,Atmospheric pressure）-516 ', '6 气相标准热熔(J·mol-1·K-1)4288 ', '7 . Refractive index119 ', '8Lennard-Jones参数（A）7060 ', '9Lennard-Jones参数（K）1583 ', '10van der Waals面积（cm2·mol-1）3550×109 ', '11van der Waals体积（cm3·mol-1）21670 ', '12 临界压缩因子0243 ', '13 偏心因子0276 ', '14 . Critical temperature（ºC）784 ', '15 . Critical pressure（kPa）5808 ', '16 . Oil-water（Octanol /Water ）Logarithmic Value of Distribution Coefficient 202 ', '17 临界. Density（g·cm-3）0427 ', '18 临界体积（cm3·mol-1）122 ', '19 . Solubility 它Insoluble in Water ，Soluble in Ethanol 。 ', '20 气相标准声称热(焓)( kJ·mol-1) -4523 ', '21 气相标准熵(J·mol-1·K-1) 2467 ', '22 气相标准生成自由能( kJ·mol-1)-4247']
Melting_Point:	−136 °C(lit.)
Flash_Point:	-78.5±6.3 °C
Refractive_Index:	1.196
Density:	0.9±0.1 g/cm3
Molecular_Structure:	['1 . Molar refractive index 1638 ', '2 . Molar volume 678 ', '3 . Parachor （902K）1488 ', '4 . Surface tension 231 ', '5 . Dielectric constant 无可用 ', '6 偶极距（10-24cm3）无可用 ', '7 . Polarizability 649']
Computational_Chemistry:	['1 . XlogP 1 ', '2 . Hydrogen Bond Donor Count 0 ', '3 . Hydrogen Bond Acceptor Count 2 ', '4 . Rotatable Bond Count 0 ', '5 . Isotope Atom Count ', '6 . TPSA 0 ', '7 . Heavy Atom Count 3 ', '8 . Topological Polar Surface Area 0 ', '9 . Complexity 28 ', '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']
FW:	52.023
LogP:	0.30
Vapor_Pressure:	13163.8±0.1 mmHg at 25°C

Risk_Statements(EU):	R11
HS_Code:	2903399090
Hazard_Codes:	F:Flammable;
RTECS:	PA8537500
Hazard_Class:	2.1
Safety_Statements:	S9-S16-S33
WGK_Germany:	1
RIDADR:	UN 3252 2.1