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Praeruptorin E

Names

[ CAS No. ]:
78478-28-1

[ Name ]:
Praeruptorin E

[Synonym ]:
3'-Angeloyl-4'-isovalerylkhellactone
2-Butenoic acid, 2-methyl-, (9S,10S)-9,10-dihydro-8,8-dimethyl-10-(3-methyl-1-oxobutoxy)-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9-yl ester, (2Z)-
2-Butenoic acid,2-methyl-,9,10-dihydro-8,8-dimethyl-10-(3-methyl-1-oxobutoxy)-2-oxo-2H,8H-benzo(1,2-b:3,4-b')dipyran-9-yl ester,(9S-(9alpha(Z),10alpha))
(9S,10S)-8,8-Dimethyl-10-[(3-methylbutanoyl)oxy]-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromen-9-yl (2Z)-2-methyl-2-butenoate
(9S,10S)-8,8-Dimethyl-10-[(3-methylbutanoyl)oxy]-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromen-9-yl (2Z)-2-methylbut-2-enoate
I07-0317
X1208
PraeruptorinE
Praeruptorin E

Biological Activity

[Description]:

Praeruptorin E is a main bioactive constituent of Peucedanum praeruptorum (also known as Bai-Hua Qian Hu). Praeruptorin C is a calcium antagonist with pD2′ value of 5.2[1].

[Related Catalog]:

Signaling Pathways >> Membrane Transporter/Ion Channel >> Calcium Channel
Research Areas >> Cardiovascular Disease

[References]

[1]. Rao MR, et al. Effects of praeruptorin C and E isolated from 'Qian-Hu' on swine coronary artery and guinea-pig atria. Eur J Pharmacol. 1988 Oct 18;155(3):293-6.

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
516.5±50.0 °C at 760 mmHg

[ Molecular Formula ]:
C24H28O7

[ Molecular Weight ]:
428.475

[ Flash Point ]:
221.4±30.2 °C

[ Exact Mass ]:
428.183502

[ PSA ]:
92.04000

[ LogP ]:
5.59

[ Vapour Pressure ]:
0.0±1.3 mmHg at 25°C

[ Index of Refraction ]:
1.560

[ Storage condition ]:
-20℃

Related Compounds