A diterpene
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16-O-Methylcafestol

Item No. 20259

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
(3bS,5aS,7R,8R,10aR,10bS)-3b,4,5,6,7,8,9,10,10a,10b,11,12-dodecahydro-7-methoxy-10b-methyl-5a,8-methano-5aH-cyclohepta[5,6]naphtho[2,1-b]furan-7-methanol
CAS Number
108214-28-4
Molecular Formula
C21H30O3
Formula Weight
330.5
Purity
≥95%
Formulation (Request formulation change)
A crystalline solid
Solubility(Learn about Variance in Solubility)
DMF: 12 mg/mlDMF:PBS (pH 7.2) (1:50): 0.02 mg/mlDMSO: 5 mg/mlEthanol: 5 mg/ml
λmax
225 nm
SMILES
OC[C@@]1(OC)C[C@]23[C@](CC[C@]1([H])C3)([H])[C@@](CCC4=C5C=CO4)(C)[C@]5([H])CC2
InChi Code
InChI=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
InChi Key
BDVVNPOGDNWUOI-GVOJMRIRSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    500 µg

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    1 mg

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    5 mg

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    Product Description

    16-O-Methylcafestol is a diterpene that has been found in robusta (C. canephora) coffee beans.1 It has been used as a marker for robusta contamination and or adulteration of Arabica (C. arabica) roast coffee grounds in commercial production.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Gunning, Y., Defernez, M., Watson, A.D., et al. 16-O-methylcafestol is present in ground roast Arabica coffees: Implications for authenticity testing. Food Chem. 248, 52-60 (2018).