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477-43-0

Name Dehydrocostus lactone
CAS 477-43-0
Molecular Formula C15H18O2
MDL Number MFCD00210277
Molecular Weight 230.3
MOL File 477-43-0.mol
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Chemical Properties

Melting point  57.0 to 61.0 °C
Boiling point  140-143 °C(Press: 0.5 Torr)
density  1.09
storage temp.  room temp
solubility  Chloroform (Slightly), Ethyl Acetate (Slightly)
form  Solid
color  White to Off-White
Odor nutty
optical activity [α]/D -14.0±3.0°, c = 1 in chloroform
λmax 206nm(MeOH)(lit.)
Contact allergens
A guaianolide sesquiterpene lactone extracted from costus oil. It is one of the components of Lactone mix, with costunolide and alantolactone, used to detect Compositae-sensitive patients.
InChIKey NETSQGRTUNRXEO-XUXIUFHCSA-N
LogP 1.480 (est)
CAS DataBase Reference 477-43-0(CAS DataBase Reference)

Safety Data

Safety Statements 
HS Code  29322090

Hazard Information

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