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83688-44-2

83688-44-2 structure
83688-44-2 structure

Name 3-hydroxy-8,9,10,11-tetrahydro-7H-cyclohepta[c]chromen-6-one
Synonyms 3-hydroxy-6,7,8,9,10,11-hexahydrocyclohepta[c]chromen-6-one
3,4-Pentamethylen-umbelliferon
667-coumarin
3-hydroxy-8,9,10,11-tetrahydrocyclohepta[c]chromen-6(7H)-one
3-hydroxy-8,9,10,11-tetrahydrocyclohepta[c]chromen-6-one
Density 1.3g/cm3
Boiling Point 453.9ºC at 760 mmHg
Molecular Formula C14H14O3
Molecular Weight 230.25900
Flash Point 201.4ºC
Exact Mass 230.09400
PSA 50.44000
LogP 2.76750
Index of Refraction 1.625
Hazard Codes Xi
HS Code 2914400090

~77%

83688-44-2 structure

83688-44-2

Literature: Ipsen Pharma S.A.S. Patent: US2012/321714 A1, 2012 ; Location in patent: Page/Page column 12 ;

~57%

83688-44-2 structure

83688-44-2

Literature: Garazd; Ogorodniichuk; Khilya Chemistry of Natural Compounds, 2006 , vol. 42, # 6 p. 656 - 664

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83688-44-2 structure

83688-44-2

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 24, # 2 p. 571 - 575
Precursor  4

DownStream  0

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%