Product_Name:	3-Methylbutanoic acid
Bolling_Point:	175.3±8.0 °C at 760 mmHg
MF:	C5H10O2
Symbol:	GHS05
Melting_Point:	-35 °C
CAS:	503-74-2
Density:	1.0±0.1 g/cm3
FW:	102.132
Flash_Point:	70.6±0.0 °C

MF:	C5H10O2
Water_Solubility:	25 g/L (20 ºC)
Bolling_Point:	175.3±8.0 °C at 760 mmHg
Exact_Mass:	102.068077
More_Info:	['1 . Appearance Colourless 黏稠Liquid ，有刺激性酸败味，高度稀释后则有甜润的果香，以及笃斯越橘样的香味。 ', '2 . Boiling point（ºC,1013kPa）17650 ', '3 . Melting point（ºC）-293 ', '4 相对. Density（g/mL,15/4ºC）09308 ', '5 相对. Density（g/mL,30/4ºC）09171 ', '6 . Refractive index（15ºC）14064 ', '7 . Refractive index（n20ºC）14033 ', '8 . Refractive index（n25ºC）14022 ', '9 黏度（mPa·s,15ºC）273 ', '10 黏度（mPa·s,30ºC）1967 ', '11 . Flash point（ºC,开口）74 ', '12 蒸发热（KJ/mol,bp）4321 ', '13 熔化热（KJ/mol）733 ', '14 生成热（KJ/mol,25ºC,Liquid ）-56103 ', '15 . Combustion heat（KJ/mol,25ºC,Liquid ）283865 ', '16 . Critical temperature（ºC）361 ', '17 . Vapor pressure（kPa,345ºC）013 ', '18 离解常数（25ºC,Water 中）167×10-5 ', '19 . Solubility 能与醇醚氯仿相混溶。21℃时在Water 中溶解41%。 ', '20 相对. Density（20℃，4℃）09286 ', '21 相对. Density（25℃，4℃）0917130 ', '22. Critical pressure（MPa）340 ', '23 偏心因子0648 ', '24 溶度参数(J·cm-3)0520073 ', '25 van der Waals面积（cm2·mol-1）9220×109 ', '26 van der Waals体积（cm3·mol-1）63870 ', '27 气相标准. Combustion heat(焓)(kJ·mol-1)-28966 ', '28 气相标准声称热(焓)( kJ·mol-1) -5000 ', '29 液相标准. Combustion heat(焓)(kJ·mol-1)-28351 ', '30 液相标准声称热(焓)( kJ·mol-1)-5615 ', '31 液相标准热熔(J·mol-1·K-1)2383']
Melting_Point:	-35 °C
PSA:	37.30000
Flash_Point:	70.6±0.0 °C
Refractive_Index:	1.418
Density:	1.0±0.1 g/cm3
Molecular_Structure:	['1 . Molar refractive index 2673 ', '2 . Molar volume 1060 ', '3 . Parachor （902K）2502 ', '4 . Surface tension 309 ', '5 . Polarizability 1059']
Computational_Chemistry:	['1. XlogP :N/A ', '2. Hydrogen Bond Donor Count :1 ', '3. Hydrogen Bond Acceptor Count :2 ', '4. Rotatable Bond Count :2 ', '5. Isotope Atom Count :N/A ', '6. TPSA 373 ', '7. Heavy Atom Count :7 ', '8. Topological Polar Surface Area :0 ', '9. Complexity :665 ', '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:	102.132
LogP:	1.13
Vapor_Pressure:	0.6±0.7 mmHg at 25°C

Risk_Statements(EU):	R22;R24;R34
Hazard_Codes:	C:Corrosive;T:Toxic;
RTECS:	NY1400000
HS_Code:	2915600000
Packing_Group:	III
WGK_Germany:	1
Warning_Statement:	P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338
Safety_Statements:	H314
Symbol:	GHS05
Personal_Protective_Equipment:	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard_Class:	6.1
RIDADR:	UN 3265 8/PG 2