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2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone

  • Name 2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone
  • EINECS212-990-3
  • CAS No. 903-19-5
  • Density0.95 g/cm3
  • PSA40.46000
  • LogP6.52540
  • Solubility27μg/L at 20-25℃
  • Melting Point130 - 131ºC
  • FormulaC22H38 O2
  • Boiling Point432.3 °C at 760 mmHg
  • Molecular Weight334.543
  • Flash Point181 °C
  • Transport InformationN/A
  • AppearanceOff White Powder
  • Safety26-36/37/39
  • Risk Codes36/37/38
  • Molecular Structure
    Molecular Structure of 903-19-5 (2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone)
  • Hazard SymbolsN/A
  • SynonymsN/A
  • Article Data4

2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone Chemical Properties

IUPAC Name: 2,5-bis(2,4,4-trimethylpentan-2-yl)benzene-1,4-diol 
Empirical Formula: C22H38O2
Molecular Weight: 334.5359g/mol
EINECS: 212-990-3 
Structure of 1,4-Benzenediol,2,5-bis(1,1,3,3-tetramethylbutyl)- (CAS NO.903-19-5):

Index of Refraction: 1.501
Molar Refractivity: 103.78 cm3
Molar Volume: 351.8 cm3
Polarizability: 41.14×10-24cm3
Surface Tension: 32.7 dyne/cm
Density: 0.95 g/cm3
Flash Point: 181 °C
Enthalpy of Vaporization: 71.46 kJ/mol
Boiling Point: 432.3 °C at 760 mmHg
Vapour Pressure: 4.44E-08 mmHg at 25°C 
Canonical SMILES: CC(C)(C)CC(C)(C)C1=CC(=C(C=C1O)C(C)(C)CC(C)(C)C)O
InChI: InChI=1S/C22H38O2/c1-19(2,3)13-21(7,8)15-11-18(24)16(12-17(15)23)22(9,10)14-20(4,5)6/h11-12,23-24H,13-14H2,1-10H3
InChIKey: CLDZVCMRASJQFO-UHFFFAOYSA-N

2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone Safety Profile

Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.

2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone Specification

  1,4-Benzenediol,2,5-bis(1,1,3,3-tetramethylbutyl)- , its cas register number is 903-19-5. It also can be called 2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone . 1,4-Benzenediol,2,5-bis(1,1,3,3-tetramethylbutyl)- (CAS NO.903-19-5) is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

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