2H,8H-Benzo[1,2-b:5,4-b']dipyran-2-one,10-(1,1-dimethyl-2-propen-1-yl)-5-methoxy-8,8-dimethyl-

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Names

[ CAS No. ]:
22980-57-0

[ Name ]:
2H,8H-Benzo[1,2-b:5,4-b']dipyran-2-one,10-(1,1-dimethyl-2-propen-1-yl)-5-methoxy-8,8-dimethyl-

[Synonym ]:
10-(1,1-dimethylallyl)-5-methoxy-8,8-dimethyl-8H-pyrano[3,2-g]chromen-2-one
Dentatin

Chemical & Physical Properties

[ Density]:
1.129g/cm3

[ Boiling Point ]:
478.4ºC at 760 mmHg

[ Molecular Formula ]:
C20H22O4

[ Molecular Weight ]:
326.38600

[ Flash Point ]:
210.1ºC

[ Exact Mass ]:
326.15200

[ PSA ]:
48.67000

[ LogP ]:
4.44940

[ Vapour Pressure ]:
2.57E-09mmHg at 25°C

[ Index of Refraction ]:
1.548

Synthetic Route

Precursor & DownStream

Precursor

  • 5-acetoxy-6-(1,1-dimethylallyl)seselin
  • 5-hydroxy-6-(1,1-dimethylallyl)seselin

DownStream