OlfactionaryMaterials
At a glance
3706 materials, sourced from the IFRA Transparency List, with summaries drafted using AI assistance and checked against public sources (how we use AI), split into naturals (by extraction method) and synthetics (by chemical family).
All chemical families
Ester (494)
Alcohol (303)
Ketone (249)
Aldehyde (198)
Acid (152)
Furan/Heterocyclic (150)
Phenol (54)
Ether/Oxide (48)
Lactone (39)
Terpene (37)
Alkane (11)
Sesquiterpene (8)
Nitrile (6)
Acetal (6)
Musk (5)
Sesquiterpene hydrocarbon (5)
2721 materials
⚗️
2-Isopropyl-N,2,3-trimethylbutyramide
⚗️
2-Isopropyl-p-cresol
Phenol
⚗️
2-Isopropylphenol
Phenol
⚗️
2-Mercaptopropionic acid
Acid
⚗️
2-Methoxy-3-(1-methylpropyl)pyrazine
Furan/Heterocyclic
⚗️
2-Methoxy-3-methylpyrazine
Furan/Heterocyclic
⚗️
2-Methoxy-3(5 and 6)-isopropylpyrazine
Furan/Heterocyclic
⚗️
2-Methoxy-4-(tetrahydro-4-methylene-2H-pyran-2-yl)phenol
Furan/Heterocyclic
⚗️
2-Methoxy-4-methylphenol
Phenol
⚗️
2-Methoxy-4-propylphenol
Phenol
⚗️
2-Methoxy-4-vinylphenol
Phenol
⚗️
2-Methyl quinoline
Quinoline derivative
⚗️
2-methyl-1-(2-(5-(p-tolyl)-1H-imidazol-2-yl)piperidin-1-yl)butan-1-one
Ketone
⚗️
2-Methyl-1,3-cyclohexadiene
⚗️
2-Methyl-2-butanol
Alcohol
⚗️
2-Methyl-2-hepten-6-ol
Alcohol
⚗️
2-Methyl-2-pentenal
Aldehyde
⚗️
2-Methyl-2-pentenoic acid
Acid
⚗️
2-Methyl-2-propanol
Alcohol
⚗️
2-Methyl-2,4-pentandiol
Alcohol
⚗️
2-Methyl-3-(1-oxopropoxy)-4H-pyran-4-one
Furan/Heterocyclic
⚗️
2-Methyl-3-(p-isopropylphenyl)propionaldehyde
Aldehyde
⚗️
2-Methyl-3-buten-2-ol
Alcohol
⚗️
2-Methyl-3-furanthiol
Furan/Heterocyclic
⚗️
2-Methyl-3-tolylpropionaldehyde
Aldehyde
⚗️
2-Methyl-4-(2,2,3-trimethyl-3-cyclopenten-1-yl)-2-buten-1-ol
Alcohol
⚗️
2-Methyl-4-(2,2,3-trimethyl-3-cyclopenten-1-yl)-4-penten-1-ol
Alcohol
⚗️
2-Methyl-4-(2,6,6-trimethylcyclohex-1-en-1-yl)-2-butenal
Aldehyde
⚗️
2-Methyl-4-(camphenyl-8)-cyclohexanone
Ketone
⚗️
2-Methyl-4-phenyl-1,3-dioxolane
⚗️
2-Methyl-4-phenyl-2-butanol
Alcohol
⚗️
2-Methyl-4-phenyl-2-butyl acetate
Ester
⚗️
2-Methyl-4-phenyl-2-butyl isobutyrate
Ester
⚗️
2-Methyl-4-phenylbutyraldehyde
Aldehyde
⚗️
2-Methyl-4-phenylpentanol
Alcohol
⚗️
2-Methyl-4-propyl-1,3-oxathiane
⚗️
2-Methyl-4(2,2,3-trimethyl-3-cyclopentenyl)butanol
Alcohol
⚗️
2-Methyl-5-(methylthio)furan
Furan/Heterocyclic
⚗️
2-Methyl-5-phenylpentanol
Alcohol
⚗️
2-Methyl-trans-2-butenoic acid
Acid
⚗️
2-Methylbenzoxazole
⚗️
2-Methylbutanol
Alcohol
⚗️
2-Methylbutyl 2-methylbutyrate
Ester
⚗️
2-Methylbutyl 3-methylbutanoate
⚗️
2-Methylbutyl acetate
Ester
⚗️
2-Methylbutyl butyrate
Ester
⚗️
2-Methylbutyl hexanoate
Ester
⚗️
2-Methylbutyraldehyde
Aldehyde
⚗️
2-Methylbutyric acid
Acid
⚗️
2-Methyldecanal
Aldehyde
⚗️
2-Methyldecanenitrile
⚗️
2-Methylhexanoic acid
Acid
⚗️
2-Methylnaphthalene
⚗️
2-Methyloctanal
Aldehyde
⚗️
2-Methylpent-2-en-1-oic acid
Acid
⚗️
2-Methylpentanal
Aldehyde
⚗️
2-Methylpentanal-methyl anthranilate (Schiff base)
⚗️
2-Methylpentyl 2-methylvalerate
Ester
⚗️
2-Methylpentyl salicylate
Ester
⚗️
2-Methylpropyl 2-methylbutyrate
Ester
⚗️
2-Methylpropyl 3-methylbutyrate
Ester
⚗️
2-Methylpropyl pentanoate
Aliphatic ester
⚗️
2-Methylpyrazine
Furan/Heterocyclic
⚗️
2-Methyltetrahydrofuran-3-one
Furan/Heterocyclic
⚗️
2-Methylundecanal
Aldehyde
⚗️
2-Methylundecanal dimethyl acetal
⚗️
2-Methylundecanoic acid
Acid
⚗️
2-Methylvaleric acid
Acid
⚗️
2-Naphthalenecarboxaldehyde, 5,6,7,8-tetrahydro-3,5,5,6,7,8,8-heptamethyl-
Aldehyde
⚗️
2-Naphthalenol, 1-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-
⚗️
2-Nonanol
Alcohol
⚗️
2-Nonanone
Ketone
⚗️
2-Nonen-1-ol
Alcohol
⚗️
2-Nonenal
Aldehyde
⚗️
2-Nonenoic acid gamma-lactone
Lactone
⚗️
2-Nonyn-1-al dimethylacetal
⚗️
2-Octanol
Alcohol
⚗️
2-Octanone
Ketone
⚗️
2-Octen-1-ol, 1-acetate
Acetate ester
⚗️
2-Octen-4-one
Ketone
⚗️
2-Octenal
Aldehyde
⚗️
2-Octenenitrile, 3,5,7-trimethyl-
⚗️
2-Octenoic acid, 4-ethyl-, (2E)-
Acid
⚗️
2-Octenoic acid, 4-ethyl-, (2Z)-
Acid
⚗️
2-Octyldodecan-1-ol
Alcohol
⚗️
2-Oxiraneacetic acid, 3-ethyl-, 1-(3,3-dimethylcyclohexyl)ethyl ester
Acid
⚗️
2-p-Tolylethanol
Alcohol
⚗️
2-Pentadecanone
Ketone
⚗️
2-Pentanol
Alcohol
⚗️
2-Pentanone
Ketone
⚗️
2-Pentenal
Aldehyde
⚗️
2-Pentenoic acid, 2,4-dimethyl-, ethyl ester, (2E)-
Acid
⚗️
2-Pentylcyclopentan-1-ol
Alcohol
⚗️
2-Pentylcyclopentan-1-one
Ketone
⚗️
2-Pentylfuran
Furan/Heterocyclic
⚗️
2-Phenoxyethanol
Alcohol