3,3'-spirobi[3H-naphtho[2,1-b]pyran]

[ Density]:
1.34g/cm3

[ Boiling Point ]:
593.5ºC at 760 mmHg

[ Molecular Formula ]:
C₂₅H₁₆O₂

[ Molecular Weight ]:
348.39300

[ Flash Point ]:
300.1ºC

[ Exact Mass ]:
348.11500

[ PSA ]:
18.46000

[ LogP ]:
6.20070

[ Vapour Pressure ]:
1.98E-13mmHg at 25°C

[ Index of Refraction ]:
1.78

[ HS Code ]:
2902909090

[ HS Code ]: 2902909090

[ Summary ]:
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%