4-Methyl-2-thiophenecarboxylic acid


Catalog No:   FT-0619119

CAS No:   14282-78-1

  • Molecular Formula:  142.176
  • Formula Weight: C6H6O2S

Assay Pack Price Stock Action
98% 1g N/A N/A
98% 5g N/A N/A
98% Bulk Quantity N/A N/A
Symbol: Warning
FW: 142.176
Density: 1.3±0.1 g/cm3
CAS: 14282-78-1
Bolling_Point: 277.2±20.0 °C at 760 mmHg
Product_Name: 5-Methly-2-thiophenecarboxylic acid
Melting_Point: 122-126 °C(lit.)
Flash_Point: 121.5±21.8 °C
MF: C6H6O2S
Molecular_Structure: ['1. Molar refractive index 3639 ', '2 . Molar volume 1077 ', '3 . Parachor (902K)2902 ', '4 . Surface tension 526 ', '5 . Polarizability 1442 ', '6 . Dielectric constant 未确定']
LogP: 2.03
Flash_Point: 121.5±21.8 °C
Refractive_Index: 1.591
FW: 142.176
Density: 1.3±0.1 g/cm3
Bolling_Point: 277.2±20.0 °C at 760 mmHg
Computational_Chemistry: ['1. XlogP :18 ', '2. Hydrogen Bond Donor Count :1 ', '3. Hydrogen Bond Acceptor Count :3 ', '4. Rotatable Bond Count :1 ', '5. Isotope Atom Count :N/A ', '6. TPSA 655 ', '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']
Melting_Point: 122-126 °C(lit.)
PSA: 65.54000
MF: C6H6O2S
More_Info: ['1.. Appearance Solid ', '2.. Density(g/mL,25/4℃)不可用 ', '3.. Relative vapor density(g/mL,Atmosphere =1)不可用 ', '4.. Melting point(ºC)122-126 ', '5.. Boiling point(ºC,Atmospheric pressure)不可用 ', '6.. Boiling point(ºC,52kPa)不可用 ', '7.. Refractive index不可用 ', '8.. Flash point(ºC)不可用 ', '9.. Specific rotation(º)不可用 ', '10.. Spontaneous ignition point or ignition temperature(ºC)不可用 ', '11.. Vapor pressure(kPa,25ºC)不可用 ', '12.. Saturated vapor pressure(kPa,60ºC)不可用 ', '13.. Combustion heat(KJ/mol)不可用 ', '14.. Critical temperature(ºC)不可用 ', '15.. Critical pressure(KPa)不可用 ', '16.. Oil-water(Octanol /Water )Logarithmic Value of Distribution Coefficient 不可用 ', '17.. Upper limit of explosion(%,V/V)不可用 ', '18.. Lower limit of explosion(%,V/V)不可用 ', '19.. Solubility 不可用']
Vapor_Pressure: 0.0±0.6 mmHg at 25°C
Exact_Mass: 142.008850
Personal_Protective_Equipment: dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard_Codes: Xi: Irritant;
Risk_Statements(EU): R36
Safety_Statements: S26-S37/39
Symbol: Warning
Warning_Statement: P280-P305 + P351 + P338
RIDADR: NONH for all modes of transport
HS_Code: 2934999090
WGK_Germany: 3

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