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81740-07-0

81740-07-0 structure
81740-07-0 structure
  • Name: Praeruptorin B
  • Chemical Name: [8,8-dimethyl-9-[(E)-2-methylbut-2-enoyl]oxy-2-oxo-9,10-dihydropyrano[2,3-f]chromen-10-yl] (E)-2-methylbut-2-enoate
  • CAS Number: 81740-07-0
  • Molecular Formula: C24H26O7
  • Molecular Weight: 426.459
  • Catalog: Biochemical Plant extracts
  • Create Date: 2018-09-14 18:32:00
  • Modify Date: 2024-01-02 02:51:23

Name [8,8-dimethyl-9-[(E)-2-methylbut-2-enoyl]oxy-2-oxo-9,10-dihydropyrano[2,3-f]chromen-10-yl] (E)-2-methylbut-2-enoate
Synonyms 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
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℃
Hazard Codes Xi
Safety Phrases 24/25
HS Code 29389090