Molecular formula
C18H28O2
148 compounds have this formula on CompoundList.
- Molar mass
- 276.42g/mol
- Monoisotopic mass
- 281.2403Da
- Atoms
- 48
- Elements
- 3
- Rings plus double bonds
- 5
The formula C18H28O2 describes a molecule made of 18 carbon atoms, 28 hydrogen atoms and 2 oxygen atoms. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.
Elemental composition
- C Carbon × 1878.21%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 2810.21%1.008 × 28 = 28.224 g/mol
- O Oxygen × 211.58%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C18H28O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 148 compounds
19-Norandrosterone
CAS 1225-01-0C18H28O2
cis-Parinaric acid
CAS 593-38-4C18H28O2
Parinaric acid
CAS 18427-44-6C18H28O2
19-Noretiocholanolone
CAS 33036-33-8C18H28O2
Stearidonic acid
CAS 20290-75-9C18H28O2
Kinoprene
CAS 42588-37-4C18H28O2
12-Phenyllauric acid
CAS 14507-27-8C18H28O2
6,9,12,15-Octadecatetraenoic acid
CAS 2091-28-3C18H28O2
Decylplastoquinone
CAS 112055-76-2C18H28O2
19-Nor-5-androstenediol
CAS 25975-59-1C18H28O2
4-Estren-3alpha,17beta-diol
CAS 35950-87-9C18H28O2
Bolandiol
CAS 19793-20-5C18H28O2
beta-Parinaric acid
CAS 18841-21-9C18H28O2
Phenethyl decanoate
CAS 61810-55-7C18H28O2
Demetric acid
CAS 11012-90-1C18H28O2
alpha-Amylcinnamaldehyde diethyl acetal
CAS 60763-41-9C18H28O2
Phenyl laurate
CAS 4228-00-6C18H28O2
3,17-Dihydroxy-5-estrene
CAS 96744-97-7C18H28O2
Acetoxymethylisolongifolene
CAS 59056-62-1C18H28O2
Ethyl 2,4,6-triisopropylbenzoate
CAS 63846-76-4C18H28O2
17beta-Hydroxy-5alpha-estran-3-one
CAS 1434-85-1C18H28O2
((p-Nonylphenoxy)methyl)oxirane
CAS 6178-32-1C18H28O2
9,12-Octadecadiynoic acid
CAS 2012-14-8C18H28O2
(3a,5a)-3-Hydroxy-estran-17-one-2,2,4,4-d4
CAS 361432-47-5C18H28O2
- Ethanol, 2-[(1S,3aR,4S,8aR)-decahydro-4,8,8-trimethyl-1,4-methanoazulen-9-ylidene]-, 1-acetate27530-63-8C18H28O2
- Propionic acid 2,6-di-tert-butyl-4-methyl-phenyl ester72959-50-3C18H28O2
- 6-Hydroxy-3a,5a-dimethyltetradecahydrodicyclopenta[a,f]naphthalen-2(1H)-one1329413-68-4C18H28O2
- Octadecatetraenoic acid25448-06-0C18H28O2
- Octadeca-2,4,6,8-tetraenoic acid28962-18-7C18H28O2
- 3-Hydroxyestran-17-one65556-19-6C18H28O2
- Estr-4-ene-3,17-diol109715-20-0C18H28O2
- 6,8,10,12-Octadecatetraenoic acid145178-65-0C18H28O2
- Plakolide A654645-17-7C18H28O2
- 5,8,11,14-Octadecatetraenoic acid75236-11-2C18H28O2
- 1-(4-Hydroxyphenyl)dodecan-1-one2589-74-4C18H28O2
- 4,6-Di-t-butyl-5-hydroxy-2,2-dimethyl-2,3-dihydrobenzofuran157360-02-6C18H28O2
- 1 suppliers10,12-Octadecadiynoic acid7333-25-7C18H28O2
- Dehydrocrepenynic acid4154-44-3C18H28O2
- 17beta-Hydroxy-5beta-estran-3-one19468-31-6C18H28O2
- 1 suppliersEthyl (6Z,9Z,12Z)-hexadeca-6,9,12,15-tetraenoate845779-89-7C18H28O2
- (3S,8R,9S,13S,14S,17R)-13-Methyl-1,2,3,4,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-3,17-diol268734-48-1C18H28O2
- (9Z,12Z)-Octadeca-9,12-dien-17-ynoic acid1219038-31-9C18H28O2
- 1 suppliers5,7-Octadecadiynoic acid136667-54-4C18H28O2
- 9Z,12Z-Octadecadien-6-ynoic acid56795-52-9C18H28O2
- 1-(4-(Decyloxy)phenyl)ethanone18099-59-7C18H28O2
- Utreloxastat1213269-96-5C18H28O2
- 5(10)-Estrene-3alpha,17beta-diol13864-49-8C18H28O2
- 1 suppliersKinoprene, S-65733-20-2C18H28O2
- Octadeca-3,6,9,12-tetraenoic acid92661-11-5C18H28O2
- 19-Norepiandrosterone10002-93-4C18H28O2
- 2-(4-Octylphenyl)ethyl acetate162358-04-5C18H28O2
- 3,7,11-Trimethyl-12-(prop-2-yn-1-yloxy)dodeca-2,6,10-trien-1-ol1362738-48-4C18H28O2
- Alpha-amylcinnamaldehyde diethyl acetal, (E)-C18H28O2
- 7,11-Hexadecadiyn-1-ol, 1-acetate62103-12-2C18H28O2
- Undecyl benzoate6316-30-9C18H28O2
- 2-Butanone, 4-[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]-5082-72-4C18H28O2
- 7,9-Octadecadiynoic acid33128-25-5C18H28O2
- Bicyclo[7.2.0]undeca-2,5-diene-2-ethanol, 6,10,10-trimethyl-, 2-acetate72987-56-5C18H28O2
- (5alpha,17alpha)-17-Hydroxyestran-3-one22786-93-2C18H28O2
- 6-Azulenol, 1,2,3,3a,4,5,6,8a-octahydro-4,8-dimethyl-2-(1-methylethylidene)-, 6-propanoate10486-26-7C18H28O2
- Benzeneacetic acid, 3,7-dimethyloctyl ester67874-77-5C18H28O2
- 1 suppliersValeric acid, 2-propyl-, carvacryl ester30129-30-7C18H28O2
- ((o-Nonylphenoxy)methyl)oxirane94159-62-3C18H28O2
- Valeric acid, 2-propyl-, thymyl ester30129-29-4C18H28O2
- 5,9-Methanobenzocycloocten-4(1H)-one, 2,3,5,6,7,8,9,10-octahydro-5-hydroxy-2,2,7,7,9-pentamethyl-6244-16-2C18H28O2
- 2H-2,4a-Methanonaphthalene-8-methanol, 1,3,4,5,6,7-hexahydro-1,1,5,5-tetramethyl-, 8-acetate, (2S,4aR)-61826-56-0C18H28O2
- Benzeneacetic acid, decyl ester848727-32-2C18H28O2
- 2-(Adamantan-1-yl)butan-2-yl methacrylate325991-26-2C18H28O2
- (Z)-alpha-Amylcinnamaldehyde diethyl acetalC18H28O2
- 3-Ethoxy-1-(2-phenyl-cyclohexyl)-butan-2-ol74897-72-6C18H28O2
- 4,6-Octadecadiynoic acid136667-35-1C18H28O2
- 9,11-Octadecadiynoic acid33128-27-7C18H28O2
- 4-(Undecyloxy)benzaldehyde60951-75-9C18H28O2
- 4,8,12,15-Octadecatetraenoic acid67329-10-6C18H28O2
- Kinoprene, (R)-65733-21-3C18H28O2
- 2,4-Di-tert-butyl-5-methylphenyl propanoate7500-95-0C18H28O2
- 1,3-Dioxane, 5-butyl-5-ethyl-2-methyl-2-phenylmethyl-6414-10-4C18H28O2
- 5,5-Dimethyl-4-(propan-2-yl)-2-[4-(propan-2-yl)phenyl]-1,3-dioxane61683-77-0C18H28O2
- Benzyl undecanoate64273-11-6C18H28O2
- 1-(3,5-Di-tert-butyl-4-hydroxyphenyl)-2-methylpropan-1-one14035-36-0C18H28O2
- Octyl 4-phenylbutanoate101873-65-8C18H28O2
- 5-(1,1-Dimethylbutyl)-2-[(1S,3R)-3-hydroxycyclohexyl]phenol132296-18-5C18H28O2
- Methyl 6,9,12,15-heptadecatetraenoate, (6Z,9Z,12Z,15Z)-15620-61-8C18H28O2
- 4-(2,4,4-Trimethylpentan-2-yl)phenyl butanoate5454-46-6C18H28O2
- 4-(2,4,4-Trimethylpentan-2-yl)phenyl 2-methylpropanoate5454-47-7C18H28O2
- 2-Propylheptyl 4-methylbenzoate6323-91-7C18H28O2
- Benzeneacetic acid, 6-ethyl-3-octyl ester959232-99-6C18H28O2
- 2,5-Octadecadiynoic acid18202-14-7C18H28O2
- Oxirane, 3-(5-(4-ethylphenoxy)-3-methylpentyl)-2,2-dimethyl-52388-21-3C18H28O2
- (3R,8R,9S,13S,14S,17R)-13-Methyl-1,2,3,4,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-3,17-diol268734-49-2C18H28O2
- 19-Noretiocholan-3b-ol-17-one64044-10-6C18H28O2
- 1-Undecen-4-ol, 5-(phenylmethoxy)-, (4S,5S)-675127-22-7C18H28O2
- Ethyl 10-phenyldecanoate58380-63-5C18H28O2
- Methyl 10,12-heptadecadiynoate94253-46-0C18H28O2
- Octadeca-5,9,12,15-tetraenoic acid103882-06-0C18H28O2
- Octadeca-9,15-diynoic acid18294-80-9C18H28O2
- 9-(2-Propylphenyl)nonanoic acid30536-68-6C18H28O2
- Methyl 2-phenylundecanoate62425-28-9C18H28O2
- 1-(2-Hydroxy-6-methyl-3-(1-methylethyl)phenyl)-1-octanone778641-04-6C18H28O2
- 5-Ethyl-2-[4-(propan-2-yl)phenyl]-4-propyl-1,3-dioxane5458-42-4C18H28O2
Frequently asked questions
What is the molar mass of C18H28O2?
The molar mass of C18H28O2 is 276.42 g/mol, calculated from standard atomic weights for 18 carbon atoms, 28 hydrogen atoms and 2 oxygen atoms. The monoisotopic mass is 281.2403 Da.
How many compounds have the formula C18H28O2?
CompoundList lists 148 compounds with the molecular formula C18H28O2, including 19-Norandrosterone, cis-Parinaric acid, Parinaric acid. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.
What is the degree of unsaturation of C18H28O2?
C18H28O2 has a degree of unsaturation of 5. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.