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#2;ISOPETASIN;(2Z)-(1R,2R,8AR)-1,2,3,4,6,7,8,8A-OCTAHYDRO-1,8A-DIMETHYL-7-(1-METHYLETHYLIDENE)-6-OXO-2-NAPHTHALENYL-2-METHYL-2-BUTENOIC-ACIDESTER;3-ALPHA-HYDRO
SpectraBase Compound ID GfoWz3gxV6R
InChI InChI=1S/C20H28O3/c1-7-13(4)19(22)23-18-9-8-15-10-17(21)16(12(2)3)11-20(15,6)14(18)5/h7,10,14,18H,8-9,11H2,1-6H3/b13-7-/t14-,18+,20+/m0/s1
InChIKey OFDHBFFGRFCQOW-KSEJUSODSA-N
Mol Weight 316.44 g/mol
Molecular Formula C20H28O3
Exact Mass 316.203845 g/mol

Mass Spectrum (GC)

Mass Spectrum (GC)

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SpectraBase Spectrum ID 7fAZZocDs6e
Name (+)-Isopetasin
Alternate Name(s) (Z)-2-methyl-2-butenoic acid [(1R,2R,8aR)-1,8a-dimethyl-6-oxo-7-propan-2-ylidene-2,3,4,8-tetrahydro-1H-naphthalen-2-yl] ester [(1R,2R,8aR)-1,8a-dimethyl-6-oxo-7-propan-2-ylidene-2,3,4,8-tetrahydro-1H-naphthalen-2-yl] (Z)-2-methylbut-2-enoate [(1R,2R,8aR)-7-isopropylidene-1,8a-dimethyl-6-oxo-2,3,4,8-tetrahydro-1H-naphthalen-2-yl] (Z)-2-methylbut-2-enoate [(1R,2R,8aR)-1,8a-dimethyl-6-oxidanylidene-7-propan-2-ylidene-2,3,4,8-tetrahydro-1H-naphthalen-2-yl] (Z)-2-methylbut-2-enoate
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Formula C20H28O3
InChI InChI=1S/C20H28O3/c1-7-13(4)19(22)23-18-9-8-15-10-17(21)16(12(2)3)11-20(15,6)14(18)5/h7,10,14,18H,8-9,11H2,1-6H3/b13-7-/t14-,18+,20+/m0/s1
InChIKey OFDHBFFGRFCQOW-KSEJUSODSA-N
Molecular Weight 316.441 g/mol
SMILES [C@@]12(C(=CC(C(C2)=C(C)C)=O)CC[C@@](OC(\C(=C/C)C)=O)([C@@]1(C)[H])[H])C
SPLASH splash10-02t9-5968000000-f6a1ba156be225381e44
Source of Spectrum SO-0-111-2
Wiley ID 874231