2,2',6,6'-Tetra-tert-butyl-4,4'-biphenol

Names

[ CAS No. ]:
128-38-1

[ Name ]:
2,2',6,6'-Tetra-tert-butyl-4,4'-biphenol

[Synonym ]:
2,2',6,6'-tetra-tert-butyl-p,p'-biphenol
EINECS 204-883-5
3,3',5,5'-Tetra-tert-butylbiphenyl-4,4'-diol
3,3',5,5'-tetra-t-butyl-4,4'-dihydroxybiphenyl
2,2',6,6'-tetra-tert-butyl-4,4'-biphenol
Ethyl 712
4,3,3',5,5'-tetra-tert-butyl

Chemical & Physical Properties

[ Density]:
0.981g/cm3

[ Boiling Point ]:
460.4ºC at 760 mmHg

[ Melting Point ]:
185ºC

[ Molecular Formula ]:
C₂₈H₄₂O₂

[ Molecular Weight ]:
410.63200

[ Flash Point ]:
182ºC

[ Exact Mass ]:
410.31800

[ PSA ]:
40.46000

[ LogP ]:
7.95480

[ Vapour Pressure ]:
4.27E-09mmHg at 25°C

[ Index of Refraction ]:
1.524

MSDS

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Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S24/25

[ HS Code ]:
2907299090

Synthetic Route

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Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2907299090

[ Summary ]:
2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%