2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate
Names
[ CAS No. ]:
1556-70-3
[ Name ]:
2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate
[Synonym ]:
3-Pyridinecarboxylicacid,2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl ester
Nicotinicacid,3-ester with 3,3',4',5,7-pentahydroxyflavone (7CI)
2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate
Quercetin-nicotinat
EINECS 216-312-7
Chemical & Physical Properties
[ Density]:
1.72g/cm3
[ Boiling Point ]:
712.2ºC at 760mmHg
[ Molecular Formula ]:
C21H13NO8
[ Molecular Weight ]:
407.33000
[ Flash Point ]:
384.5ºC
[ Exact Mass ]:
407.06400
[ PSA ]:
150.32000
[ LogP ]:
2.89660
[ Vapour Pressure ]:
5.84E-21mmHg at 25°C
[ Index of Refraction ]:
1.789
Safety Information
[ HS Code ]:
2934999090
Customs
[ HS Code ]: 2934999090
[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%