3,4-Dihydroxy-3-cyclobutene-1,2-dione


Catalog No:   FT-0614321

CAS No:   2892-51-5

  • Molecular Formula:  114.06
  • Formula Weight: C4H2O4
  • Inchl Key: PWEBUXCTKOWPCW-UHFFFAOYSA-N
  • Inchl: InChI=1S/C4H2O4/c5-1-2(6)4(8)3(1)7/h5-6H

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: GHS07
CAS: 2892-51-5
Flash_Point: 119.8±26.6 °C
Product_Name: Squaric acid
Bolling_Point: 251.0±50.0 °C at 760 mmHg
FW: 114.056
Melting_Point: >300 °C(lit.)
MF: C4H2O4
Density: 2.4±0.1 g/cm3
Refractive_Index: 1.872
Vapor_Pressure: 0.0±1.1 mmHg at 25°C
Flash_Point: 119.8±26.6 °C
LogP: -1.70
Bolling_Point: 251.0±50.0 °C at 760 mmHg
Water_Solubility: 20 g/L (30 ºC)
PSA: 74.60000
Molecular_Structure: ['1 . Molar refractive index 2148 ', '2 . Molar volume 472 ', '3 . Parachor (902K)1850 ', '4 . Surface tension 2357 ', '5 . Polarizability 851']
Computational_Chemistry: ['1. XlogP :-07 ', '2. Hydrogen Bond Donor Count :2 ', '3. Hydrogen Bond Acceptor Count :4 ', '4. Rotatable Bond Count :0 ', '5. Isotope Atom Count :2 ', '6. TPSA 746 ', '7. Heavy Atom Count :8 ', '8. Topological Polar Surface Area :0 ', '9. Complexity :178 ', '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: >300 °C(lit.)
MF: C4H2O4
Exact_Mass: 113.995308
FW: 114.056
Density: 2.4±0.1 g/cm3
More_Info: ['1 . Appearance 米Yellow 结晶性粉末 ', '2 . Density(g/mL,25/4℃)无可用 ', '3 相对. Density(20℃,4℃)182 ', '4 . Melting point(ºC)293 ', '5 气相标准. Combustion heat(焓)(kJ·mol-1)-13454 ', '6 气相标准声称热(焓)( kJ·mol-1) -5145 ', '7 . Refractive index无可用 8 . Flash point(ºC)190 10 晶相相标准. Combustion heat(焓)(kJ·mol ', '-1)-12617 11 晶相标准声称热(焓)( kJ·mol ', '-1)-5982 ', '12 . Saturated vapor pressure(kPa,60ºC)无可用 ', '13 . Combustion heat(KJ/mol)无可用 ', '14 . Critical temperature(ºC)无可用 ', '15 . Critical pressure(KPa)无可用 ', '16 . Oil-water(Octanol /Water )Logarithmic Value of Distribution Coefficient 无可用 ', '17 . Upper limit of explosion(%,V/V)无可用 ', '18 . Lower limit of explosion(%,V/V)无可用 ', '19 . Solubility 可Soluble in Water ']
Symbol: GHS07
RIDADR: 3261
HS_Code: 29144090
Packing_Group: II
Hazard_Class: 8
Risk_Statements(EU): R36/37/38:Irritating to eyes, respiratory system and skin . R43:May cause sensitization by skin contact.
WGK_Germany: 3
Personal_Protective_Equipment: dust mask type N95 (US);Eyeshields;Faceshields;Gloves
RTECS: GU1800000
Hazard_Codes: Xi
Warning_Statement: P261-P280-P305 + P351 + P338
Safety_Statements: H315-H317-H319-H335

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