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trans-rose oxide


Name(s) trans-rose oxide
Scientific name(s) 876-18-6; (-)-trans-rose oxide; (2r,4r)-rose oxide; unii-b19q1ky4ec; (2r,4r)-4-methyl-2-(2-methylprop-1-enyl)oxane; b19q1ky4ec
Formula C10H18O
Molecular mass 154.2493
IUPAC name (2R,4R)-4-methyl-2-(2-methylprop-1-enyl)oxane
INCHI InChI=1S/C10H18O/c1-8(2)6-10-7-9(3)4-5-11-10/h6,9-10H,4-5,7H2,1-3H3
SMILE CC1CCOC(C1)C=C(C)C
CAS ID 5258-11-7; 5542-69-8
PubChem ID 7093102
DrugBank ID Not available
CHEBI ID Not available
Description Rose oxide, also known as tetrahydro-4-methyl-2-(2-methylprop-1-enyl)pyran, is a member of the class of compounds known as oxanes. Oxanes are compounds containing an oxane (tetrahydropyran) ring, which is a six-member saturated aliphatic heterocycle with one oxygen atom and five carbon atoms. Rose oxide is practically insoluble (in water) and an extremely weak basic (essentially neutral) compound (based on its pKa). Rose oxide is a fresh, geranium, and green tasting compound found in black elderberry, ginger, lemon balm, and peppermint, which makes rose oxide a potential biomarker for the consumption of these food products. Rose oxide is a fragrance chemical found in roses and rose oil. It also contributes to the flavor of some fruits, such as lychee, and wines, such as Gewürztraminer .