4,4'-Bi[1-naphthol]

Names

[ Name ]:
4,4'-Bi[1-naphthol]

[Synonym ]:
4,4'-Bi-1-naphthol
4,4'-binaphthol
4,4'-binaphthalene-1,1'-diol
1,1'-binaphthyl-4,4'-diol
1,1'-binaphthalenyl-4,4'-diol

Chemical & Physical Properties

[ Density]:
1.302g/cm3

[ Boiling Point ]:
482.7ºC at 760 mmHg

[ Molecular Formula ]:
C₂₀H₁₄O₂

[ Molecular Weight ]:
286.32400

[ Flash Point ]:
230.1ºC

[ Exact Mass ]:
286.09900

[ PSA ]:
40.46000

[ LogP ]:
5.07120

[ Vapour Pressure ]:
6.07E-10mmHg at 25°C

[ Index of Refraction ]:
1.758

Safety Information

[ HS Code ]:
2907299090

Synthetic Route

Click to get detail synthetic route

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%