5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-4-chromane

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Names

[ CAS No. ]:
259653-54-8

[ Name ]:
5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-4-chromane

[Synonym ]:
(3Z)-5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-2,3-dihydro-4H-chromen-4-one
4H-1-Benzopyran-4-one, 2,3-dihydro-5-hydroxy-3-[(4-hydroxyphenyl)methylene]-7-methoxy-, (3Z)-
4H-1-Benzopyran-4-one, 2,3-dihydro-5-hydroxy-3-[(4-hydroxyphenyl)methylene]-7-methoxy-, (3E)-
(3E)-5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-2,3-dihydro-4H-chromen-4-one

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
574.8±50.0 °C at 760 mmHg

[ Molecular Formula ]:
C17H14O5

[ Molecular Weight ]:
298.29

[ Flash Point ]:
217.5±23.6 °C

[ Exact Mass ]:
298.084137

[ PSA ]:
75.99000

[ LogP ]:
3.58

[ Vapour Pressure ]:
0.0±1.6 mmHg at 25°C

[ Index of Refraction ]:
1.690

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2932999099

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%