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

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Name

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

EINECS 212-990-3
CAS No. 903-19-5 Density 0.95 g/cm3
PSA 40.46000 LogP 6.52540
Solubility 27μg/L at 20-25℃ Melting Point 130 - 131ºC
Formula C22H38 O2 Boiling Point 432.3 °C at 760 mmHg
Molecular Weight 334.543 Flash Point 181 °C
Transport Information N/A Appearance Off White Powder
Safety 26-36/37/39 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 903-19-5 (2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone) Hazard Symbols N/A
Synonyms

Hydroquinone,2,5-bis(1,1,3,3-tetramethylbutyl)- (7CI,8CI);2,5-Bis(1,1,3,3-tetramethylbutyl)hydroquinone; 2,5-Di(1,1,3,3-tetramethylbutyl)hydroquinone;2,5-Di-tert-octylhydroquinone; 88HQ; DOHQ

Article Data 4

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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