16-O-Methylcafestol

16-O-Methylcafestol 16-O-methylcafestol.svg 150px 16α-Methoxy-3,18-(epoxymetheno)-19-nor-5β,8α,9β,10α,13β,16β-kaur-3-en-17-ol [(3bS,5aS,7R,8R,10aR,10bS)-7-Methoxy-10b-methyl-3b,4,5,6,7,8,9,10,10a,10b,11,12-dodecahydro-5a,8-methanocyclohepta[5,6]naphtho[2,1-b]furan-7-yl]methanol 108214-28-4 correct CAS 22901058 correct FDA TJ95S36BVX 68103163 1S/C21H30O3/c1-19-8-6-17-15(7-10-24-17)16(19)5-9-20-11-14(3-4-18(19)20)21(12-20,13-22)23-2/h7,10,14,16,18,22H,3-6,8-9,11-13H2,1-2H3/t14-,16-,18+,19-,20+,21+/m1/s1 BDVVNPOGDNWUOI-GVOJMRIRSA-N C[C@@]12CCC3=C([C@H]1CC[C@]45[C@H]2CC[C@H](C4)[C@](C5)(CO)OC)C=CO3 21 30 3 16-O-Methylcafestol, a derivative of cafestol, is an isolate of green coffee beans.23618184 2013 d'Amelio N De Angelis E Navarini L Schievano E Mammi S Green coffee oil analysis by high-resolution nuclear magnetic resonance spectroscopy 110 118–27 10.1016/j.talanta.2013.02.024 Talanta This derivative only occurs in the robusta variant of coffee (as opposed to the more expensive arabica, where only cafestol is present). Thus 16-O-Methylcafestol is used as an analytical marker for determining the robusta content of coffee blends.Burton Ian W. Martinez Farina Camilo F. Ragupathy Subramanyam Arunachalam Thirugnanasambandam Newmaster Steve Berrué Fabrice 2020-12-09 Quantitative NMR Methodology for the Authentication of Roasted Coffee and Prediction of Blends https://pubs.acs.org/doi/10.1021/acs.jafc.0c06239 Journal of Agricultural and Food Chemistry en 68 49 14643–14651 10.1021/acs.jafc.0c06239 33252222 227237285 0021-8561 subscription References Category:Furans Category:Heterocyclic compounds with 5 rings Category:Methoxy compounds