7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one
Names
[ CAS No. ]:
21260-41-3
[ Name ]:
7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one
[Synonym ]:
7-hydroxy-1,2,3-trihydrocyclopenta[1,2-c]chromen-4-one
7-hydroxy-3,4-cyclopentenecoumarin
7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-on
7-hydroxy-2,3-dihydrocyclopenta[c]chromen-4(1H)-one
7-hydroxy-1,2,3,4-tetrahydrocyclopenta[c]chromen-4-one
Cyclopentano-<1',2',4,3>-7-hydroxy-cumarin
2,3-dihydro-7-hydroxycyclopenta[c][1]benzopyran-4(1H)one
Chemical & Physical Properties
[ Density]:
1.4g/cm3
[ Boiling Point ]:
440.1ºC at 760 mmHg
[ Molecular Formula ]:
C12H10O3
[ Molecular Weight ]:
202.20600
[ Flash Point ]:
201.9ºC
[ Exact Mass ]:
202.06300
[ PSA ]:
50.44000
[ LogP ]:
1.98730
[ Vapour Pressure ]:
2.35E-08mmHg at 25°C
[ Index of Refraction ]:
1.66
Safety Information
[ HS Code ]:
2914400090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2914400090
[ Summary ]:
2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%