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(1S,6aS,6bR,9aR,10aS)-1,4,7,7,9a-pentamethyl-1,2,3,5,6,6a,6b,7,8,9,9a,10-dodecahydrodicyclopenta[a,d]indene
SpectraBase Compound ID HXokbngmVBw
InChI InChI=1S/C20H32/c1-13-6-8-16-17-18(3,4)10-11-19(17,5)12-20(16)14(2)7-9-15(13)20/h14,16-17H,6-12H2,1-5H3/t14-,16-,17+,19+,20+/m0/s1
InChIKey WFXPJSKWJXCYJM-TWRRNRRFSA-N
Mol Weight 272.5 g/mol
Molecular Formula C20H32
Exact Mass 272.250401 g/mol

Mass Spectrum (GC)

Mass Spectrum (GC)

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SpectraBase Spectrum ID Itb9bI4TJpJ
Name (1S,6aS,6bR,9aR,10aS)-1,4,7,7,9a-pentamethyl-1,2,3,5,6,6a,6b,7,8,9,9a,10-dodecahydrodicyclopenta[a,d]indene
Appearance Colourless oil
Carrier Gas Helium
Copyright Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 272.250401030 u
Formula C20H32
InChI InChI=1S/C20H32/c1-13-6-8-16-17-18(3,4)10-11-19(17,5)12-20(16)14(2)7-9-15(13)20/h14,16-17H,6-12H2,1-5H3/t14-,16-,17+,19+,20+/m0/s1
InChIKey WFXPJSKWJXCYJM-TWRRNRRFSA-N
Instrument Name Agilent 7890B-5977A
Ionization Type EI
Literature Reference DOI 10.1002/anie.201803800
Molecular Weight 272.476 g/mol
Optical Rotation [a]D25 = -27.2 (c = 0.41, CHCl3)
Quality 427
Reported Formula C20H32
SMILES C1[C@]23[C@]([C@]4([C@@]1(CCC4(C)C)C)[H])(CCC(=C2CC[C@@]3(C)[H])C)[H]
SPLASH splash10-0zfr-1390000000-cc01bf3d64f0587f39cd
Sample Comments (-)-Phomopsene
Source of Spectrum ACI-57-SM26-2 (DOI: 10.1002/anie.201803800)
Thin-Layer Chromatography 0.81 (pentane)
Wiley ID 1891093