Praeruptorin B
Names
[ CAS No. ]:
81740-07-0
[ Name ]:
Praeruptorin B
[Synonym ]:
PraeruptorinD
8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2Z,2'Z)bis(2-methyl-2-butenoate)
2-Butenoic acid, 2-methyl-, 9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9,10-diyl ester, (2Z,2'Z)-
2-Butenoic acid, 2-methyl-, (9S,10S)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9,10-diyl ester, (2Z,2'Z)-
8,8-Dimethyl-2-oxo-2,8,9,10-tetrahydropyrano(2,3-f)chromene-9,10-diyl bis((Z)-2-methyl-2-butenoate)
(+)-Anomalin
Anomalin
(9S,10S)-8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2Z,2'Z)bis(2-methyl-2-butenoate)
8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2E,2'E)bis(2-methyl-2-butenoate)
(-)-praeruptorin B
2-Butenoic acid, 2-methyl-, 9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9,10-diyl ester, (2E,2'E)-
2-Butenoic acid,2-methyl-,9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo(1,2-b:3,4-b')dipyran-9,10-diyl ester,(Z)
HMS2270D13
(9S,10S)-8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2Z,2'Z)bis(2-methylbut-2-enoate)
(-)-cis-(3S,4S)-3,4-diangeloxylkhellactone
Praeruptorin B
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
524.8±50.0 °C at 760 mmHg
[ Molecular Formula ]:
C24H26O7
[ Molecular Weight ]:
426.459
[ Flash Point ]:
225.5±30.2 °C
[ Exact Mass ]:
426.167847
[ PSA ]:
92.04000
[ LogP ]:
5.99
[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C
[ Index of Refraction ]:
1.573
[ Storage condition ]:
2~8℃
Safety Information
[ Hazard Codes ]:
Xi
[ Safety Phrases ]:
24/25
[ HS Code ]:
29389090