FW:	142.176
CAS:	1918-79-2
Melting_Point:	135-138 °C(lit.)
Bolling_Point:	274.7±20.0 °C at 760 mmHg
MF:	C6H6O2S
Product_Name:	5-Methly-2-thiophenecarboxylic acid
Flash_Point:	120.0±21.8 °C
Density:	1.3±0.1 g/cm3

FW:	142.176
MF:	C6H6O2S
Refractive_Index:	1.591
Bolling_Point:	274.7±20.0 °C at 760 mmHg
Exact_Mass:	142.008850
PSA:	65.54000
Computational_Chemistry:	['1 . XlogP 19 ', '2 . Hydrogen Bond Donor Count 1 ', '3 . Hydrogen Bond Acceptor Count 2 ', '4 . Rotatable Bond Count 1 ', '5 . Isotope Atom Count ', '6 . TPSA 373 ', '7 . Heavy Atom Count 9 ', '8 . Topological Polar Surface Area 0 ', '9 . Complexity 124 ', '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']
Vapor_Pressure:	0.0±0.6 mmHg at 25°C
LogP:	2.03
Melting_Point:	135-138 °C(lit.)
Flash_Point:	120.0±21.8 °C
Density:	1.3±0.1 g/cm3
More_Info:	['1 . Appearance 粉末 ', '2 . Density（g/mL,25ºC）Unknow ', '3 . Relative vapor density（g/mL,Atmosphere =1）Unknow ', '4 . Melting point（ºC）136-138 ', '5 . Boiling point（ºC ，0004kPa）Unknow ', '6 . Boiling point（ºC，22mmHg）Unknow ', '7 . Refractive indexUnknow ', '8 . Flash point（°C）Unknow ', '9 . Specific rotation（ºF）Unknow ', '10 . Spontaneous ignition point or ignition temperature（ºC）Unknow ', '11 . Vapor pressure（kPa,25ºC）Unknow ', '12 . Saturated vapor pressure（kPa,110ºC）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']

Personal_Protective_Equipment:	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
HS_Code:	2934999090
Safety_Statements:	S22-S24/25
WGK_Germany:	3
RIDADR:	NONH for all modes of transport
Risk_Statements(EU):	R36/37/38
Hazard_Codes:	Xi: Irritant;