3-Pyridinecarboxylicacid, 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl ester (1556-70-3)

Identification
Name:	3-Pyridinecarboxylicacid, 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl ester
Synonyms:	Nicotinicacid, 3-ester with 3,3',4',5,7-pentahydroxyflavone (7CI)
CAS:	1556-70-3
EINECS:	216-312-7
Molecular Formula:	C21H13 N O8
Molecular Weight:	407.32982
InChI:	InChI=1/C21H13NO8/c23-12-7-15(26)17-16(8-12)29-19(10-3-4-13(24)14(25)6-10)20(18(17)27)30-21(28)11-2-1-5-22-9-11/h1-9,23-26H
Molecular Structure:
Properties
Flash Point:	384.5°C
Boiling Point:	712.2°Cat760mmHg
Density:	1.72g/cm³
Refractive index:	1.789
Flash Point:	384.5°C
Safety Data

Other Product

4H-1-Benzopyran-4-one,8-[5-(5,7-dihydroxy-4-oxo-4H-1-benzopyran-2-yl)-2,3-dihydroxyphenyl]-2-[3-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-6-yl]-4,5-dihydroxyphenyl]-5,7-dihydroxy-
3-Pyridinecarboxylicacid, 2-chloro-, 2-(ethoxycarbonyl)-4-oxo-4H-1-benzopyran-7-yl ester
4H-1-Benzopyran-4-one,8-[5-(5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl)-2,3-dihydroxyphenyl]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-
4H-1-Benzopyran-4-one,6-[5-(5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl)-2,3-dihydroxyphenyl]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-
8-[6-(5,7-Dihydroxy-3-methoxy-4-oxo-4H-1-benzopyran-2-yl)-2,3-dihydroxyphenyl]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-methoxy-4H-1-benzopyran-4-one
b-D-Glucopyranosiduronic acid,2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl
Benzamide,N-[2-(3,4-dihydroxyphenyl)-4-oxo-4H-1-benzopyran-3-yl]-3,5-dihydroxy-
Benzamide,N-[2-(3,4-dihydroxyphenyl)-4-oxo-4H-1-benzopyran-3-yl]-2,4-dihydroxy-
Benzamide,N-[2-(2,3-dihydroxyphenyl)-4-oxo-4H-1-benzopyran-3-yl]-3,4-dihydroxy-
b-D-Glucopyranosiduronic acid,2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl, butyl ester
2-Propenoic acid,3-(3,4-dihydroxyphenyl)-,4- [7-(â-D-glucopyranosyloxy)-5-hydroxy-4- oxo-4H-1-benzopyran-2-yl]phenyl ester,(2E)-
4H-1-Benzopyran-4-one,8-(acetyloxy)-2-(3,- 4-dihydroxyphenyl)-3,5-dihydroxy-7- methoxy-
4H-1-Benzopyran-4-one,6-[5-[(Z)-(4,6-dihydroxy-3-oxo-2(3H)-benzofuranylidene)methyl]-2,3-dihydroxyphenyl]-2-(3,4-dihydroxyphenyl)-2,3-dihydro-5,7-dihydroxy-,(2S)-
2-Furancarboxylic acid, 5-(5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl)-,ethyl ester
Hexadecanoic acid,2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-ylester
4H-1-Benzopyran-3-carbonitrile,2-(3,4-dihydroxyphenyl)-7,8-dihydroxy-4-oxo-
beta-D-Glucopyranosiduronic acid, 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl O-beta-D-galactopyranosyl-
4H-1-Benzopyran-4-one,3-[5-[(1E)-3-(2,4-dihydroxyphenyl)-3-oxo-1-propen-1-yl]-2-hydroxyphenyl]-2,3-dihydro-7-hydroxy-2-(4-hydroxyphenyl)-,(2R,3S)-
4H-1-Benzopyran-4-one,3-(2,4-dihydroxyphenyl)-5,7-dihydroxy-
4H-1-Benzopyran-4-one,3-(2,4-dihydroxyphenyl)-5-hydroxy-7-methoxy-6-(3-methyl-2-buten-1-yl)-