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  • alantolactone  546-43-0
Name:alantolactone 546-43-0
CAS No:546-43-0

PRODUCT DESCRIPTION


Description

Helenin is a phytochemical mixture found in many plant species, including the Inula helenium (elecampane) of the Asteraceae family. It is a mixture of two isomeric sesquiterpene lactones, alantolactone and isoalantolactone.
In 1895 a German scientists Julius Bredt and Wilhelm Posh extracted helenin from Inula helenium and determined its physical and chemical properties.

Basic Info

Chemical Name alantolactone
Synonyms

ALANTOLACETONE;helenin;Naphtho[2,3-b]furan-2(3H)-one, 3a,5,6,7,8,8a,9,9a-octahydro-5,8a-dimethyl-3-methylene-, [3aR-(3a-,5α,8aα,9a-)]-;Alantolactone;Alant camphor;ALLANTOLACTONE;HELENINE;Eupatal;Inula camphor;Collapse

CAS No. 546-43-0
Molecular Formula C15H20O2
Molecular Weight 232.31800
PSA 26.30000
LogP 3.24060

Properties

Appearance & Physical State Crystalline powder
Density 1.08g/cm3
Boiling Point 275ºC at 760mmHg
Melting Point 78-79ºC
Flash Point 111.5ºC
Refractive Index 1.534

Safety Info

Safety Statements S26; S36
HS Code 2932209090
Risk Statements R36/37/38
Hazard Codes Xi
Hazard Declaration H317
Symbol GHS07
Caution Statement P280
Signal Word Warning

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