Molecular formula
C18H26O3
119 compounds have this formula on CompoundList.
- Molar mass
- 290.40g/mol
- Monoisotopic mass
- 294.2104Da
- Atoms
- 47
- Elements
- 3
- Rings plus double bonds
- 6
The formula C18H26O3 describes a molecule made of 18 carbon atoms, 26 hydrogen atoms and 3 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 × 1874.45%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 269.02%1.008 × 26 = 26.208 g/mol
- O Oxygen × 316.53%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H26O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 119 compounds
Octinoxate
CAS 83834-59-7C18H26O3
Estradiol monohydrate
CAS 63667-07-2C18H26O3
2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester
CAS 5466-77-3C18H26O3
Oxabolone
CAS 4721-69-1C18H26O3
(S)-Octinoxate
C18H26O3
4-Ethoxyphenyl trans-4-propylcyclohexanecarboxylate
CAS 67589-39-3C18H26O3
(3S,3aS,9aS,9bS)-3-(Acetyloxy)-6-ethyl-1,2,3,3a,4,5,8,9,9a,9b-decahydro-3a-methyl-7H-benz(e)inden-7-one
CAS 83646-86-0C18H26O3
5-(2,5-Dimethyl-4-(prop-1-en-1-yl)phenoxy)-2,2-dimethylpentanoic acid
CAS 500904-61-0C18H26O3
Ecklonialactone A
CAS 121923-95-3C18H26O3
ML 236C
CAS 58889-18-2C18H26O3
Octadeca-9,17-diene-12,14-diyne-1,11,16-triol
CAS 211238-60-7C18H26O3
Benzoic acid, 4-(10-undecenyloxy)-
CAS 59100-95-7C18H26O3
Trisporic acid
CAS 11043-91-7C18H26O3
Octyl 4-methoxycinnamate
CAS 96436-87-2C18H26O3
Tanzawaic acid E
CAS 289500-83-0C18H26O3
Isanolic acid
CAS 64144-78-1C18H26O3
8-Hydroxy-17-octadecene-10,12-diynoic acid
CAS 64144-75-8C18H26O3
1-(3-(Ethoxymethoxy)phenyl)-1-nonen-3-one
CAS 72570-85-5C18H26O3
8-Oxo-9,11-octadecadiynoic acid
CAS 64144-72-5C18H26O3
Chrysobalanic acid
CAS 17699-21-7C18H26O3
5-(2,5-Dimethyl-4-((1E)-prop-1-en-1-yl)phenoxy)-2,2-dimethylpentanoic acid
CAS 1315604-10-4C18H26O3
Ibuverine
CAS 31221-85-9C18H26O3
11-Oxatestosterone
CAS 114683-04-4C18H26O3
Cyclohexanecarboxylic acid, 4-butyl-, 4-methoxyphenyl ester, trans-
CAS 67589-46-2C18H26O3
- 4-(4-Octylphenyl)-4-oxobutanoic acid64779-10-8C18H26O3
- 4-Octanoylphenethyl acetate162358-03-4C18H26O3
- 6-(4-Hexylphenyl)-6-oxohexanoic acid178686-77-6C18H26O3
- 6'-Propene-1-yl gemfibrozil1798429-95-4C18H26O3
- Ethyl 4-(4-hexylphenyl)-4-oxobutyrate312943-18-3C18H26O3
- Ethyl 6-(4-T-butylphenyl)-6-oxohexanoate898778-44-4C18H26O3
- Ethyl 7-oxo-7-(4-propylphenyl)heptanoate951888-86-1C18H26O3
- Octinoxate, (Z)-177352-99-7C18H26O3
- 11,17-Dihydroxyestr-4-en-3-one4075-17-6C18H26O3
- Methyl (E)-3-[4-(octyloxy)phenyl]-2-propenoate99196-57-3C18H26O3
- 8-(4-Butylphenyl)-8-oxooctanoic acid951892-15-2C18H26O3
- Ethyl 7-(4-isopropylphenyl)-7-oxoheptanoate122115-50-8C18H26O3
- Ethyl 5-(2,3,4,5,6-pentamethylphenyl)-5-oxovalerate951889-58-0C18H26O3
- 8-(4-(tert-Butyl)phenyl)-1,4-dioxaspiro[4.5]decan-8-ol250235-00-8C18H26O3
- 8-(4-tert-Butylphenyl)-8-oxooctanoic acid898791-47-4C18H26O3
- 4-(4-tert-Butyl-3,5-dimethylphenyl)-2,2-dimethyl-4-oxobutyric acid951893-59-7C18H26O3
- Ethyl 8-(2,5-dimethylphenyl)-8-oxooctanoate898792-88-6C18H26O3
- Ethyl 8-(4-ethylphenyl)-8-oxooctanoate898778-32-0C18H26O3
- Ethyl 6-(4-butylphenyl)-6-oxohexanoate951888-70-3C18H26O3
- 5,7-Di-tert-butyl-2,3-dihydrobenzofuran-3-acetic Acid2070896-67-0C18H26O3
- Benzoic acid, 4-(allyloxy)-3,5-diisopropyl-, ethyl ester100347-71-5C18H26O3
- Benzoic acid, 4-(allyloxy)-3,5-dipropyl-, ethyl ester100347-76-0C18H26O3
- 10-Undecenyl 4-hydroxybenzoate97861-82-0C18H26O3
- 11alpha,17beta-Dihydroxyestr-4-en-3-one2438-42-8C18H26O3
- 1,3-Benzodioxole, 5-[[[(1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl]oxy]methyl]-742072-74-8C18H26O3
- 3,7-Dimethyl-6-octenyl phenoxyacetate93805-22-2C18H26O3
- 7-Oxo-7-(4-pentylphenyl)heptanoic acid898791-49-6C18H26O3
- Ethyl 8-(3,4-dimethylphenyl)-8-oxooctanoate898793-15-2C18H26O3
- Ethyl 8-(3,5-dimethylphenyl)-8-oxooctanoate898751-81-0C18H26O3
- Ethyl 5-oxo-5-(4-pentylphenyl)pentanoate898757-18-1C18H26O3
- Ethyl 4-(4-tert-butyl-2,6-dimethylphenyl)-4-oxobutanoate951889-37-5C18H26O3
- 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-4'-ethylbutyrophenone898787-21-8C18H26O3
- Ibuverine, (S)-1233868-78-4C18H26O3
- ent-14,15-Dinor-13-oxolabda-8(17),11-dien-18-oic acid875585-30-1C18H26O3
- Ethyl 2-(3,5-di-tert-butylphenyl)-2-oxoacetate1256466-68-8C18H26O3
- Hydrocinnamic acid, p-cyclohexyl-beta-hydroxy-beta-isopropyl-, (±)-95711-60-7C18H26O3
- (6R,8R,9S,10R,13S,14S,17S)-6,17-Dihydroxy-13-methyl-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one4146-29-6C18H26O3
- 2-(2-Cyclopentyl-4-(1,1-dimethylethyl)phenoxy)propionic acid85204-34-8C18H26O3
- 5-(4-tert-Butyl-3,5-dimethylphenyl)-3-methyl-5-oxovaleric acid951893-62-2C18H26O3
- 3-(1,3-Dioxan-2-yl)-1-(4-pentylphenyl)propan-1-one884504-34-1C18H26O3
- (2S)-2-Ethylhexyl 3-(4-methoxyphenyl)-2-propenoate, (2Z)-1640292-97-2C18H26O3
- Ethyl 4-octyl-alpha-oxobenzeneacetate1256481-56-7C18H26O3
- 12,17-Dihydroxy-13-methyl-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one2162-36-9C18H26O3
- Phenol, 2-[3-oxododecanoyl]-959013-38-8C18H26O3
- 9,11-Seco-11-hydroxyestradiol56502-09-1C18H26O3
- 2-[(Benzyloxy)methyl]-2-ethyl-1,8-dioxaspiro[4.5]decane88664-45-3C18H26O3
- 8-(3-tert-Butylphenyl)-1,4-dioxaspiro[4.5]decan-8-ol2485753-16-8C18H26O3
- Benzenemethanol, 2-(((1-methyl-4-(1-methylethyl)-7-oxabicyclo(2.2.1)hept-2-yl)oxy)methyl)-, exo-99765-53-4C18H26O3
- (1S,2S,4aS,4bR,10aR)-1-Ethyl-2-methyl-7-oxo-1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydrophenanthrene-2-carboxylic acid3727-71-7C18H26O3
- 1,17-Dihydroxy-13-methyl-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one4201-70-1C18H26O3
- Benzyl 11-oxoundecanoate850347-43-2C18H26O3
- 5,8-Dioxaspiro[3.4]octane, 6-butyl-2-[(phenylmethoxy)methyl]-545882-54-0C18H26O3
- 4-Propoxyphenyl 4-ethylcyclohexane-1-carboxylate67589-30-4C18H26O3
- 4-(Methoxymethyl)phenyl 4-propylcyclohexane-1-carboxylate83811-46-5C18H26O3
- 3,5-Di-tert-butyl-4-hydroxybenzyl acrylate20858-69-9C18H26O3
- 4-[4-(2-Methylbutoxy)phenyl]cyclohexane-1-carboxylic acid95017-10-0C18H26O3
- 7-Oxo-3-(propan-2-yl)cyclohepta-1,3,5-trien-1-yl octanoate83671-10-7C18H26O3
- (E)-Octinoxate-13C,d32734919-82-3C18H26O3
- Methyl Imicro,2,3-trimethyl-I-oxobenzeneoctanoate40420-23-3C18H26O3
- (3S,3aS,9aS,9bS)-1,2,3,3a,4,5,8,9,9a,9b-Decahydro-3-hydroxy-3a-methyl-6-(3-oxobutyl)-7H-benz(e)inden-7-one4222-76-8C18H26O3
- 1,4a-Dimethyl-6-methylidene-5-(3-oxobut-1-enyl)-3,4,5,7,8,8a-hexahydro-2H-naphthalene-1-carboxylic acidC18H26O3
- (1S,2R,4S,5R)-5-((Benzyloxy)methyl)-4-(tert-butoxy)bicyclo[3.1.0]hexan-2-ol169191-19-9C18H26O3
- 11-Oxoundecyl benzoate87976-36-1C18H26O3
- 2-[(Benzyloxy)methyl]-2-ethyl-1,7-dioxaspiro[4.5]decane88664-33-9C18H26O3
- Ethyl I.-acetylbenzeneoctanoate54635-96-0C18H26O3
- Benzenemethanol, 4-[[5-(3,3-dimethyloxiranyl)-3-methyl-2-pentenyl]oxy]-I+/--methyl-, (E)-52662-56-3C18H26O3
- 4,5-Epoxy-19-nortestosterone52153-24-9C18H26O3
- 2-(4-Octylphenyl)-2-oxoethyl acetate29272-94-4C18H26O3
- (Bicyclo[2.2.1]heptan-1-yl)acetic anhydride138248-70-1C18H26O3
- 2-Butanoyl-5-(cyclooct-4-en-1-yl)cyclohexane-1,3-dione88925-97-7C18H26O3
- 4-[3-(1-Ethoxyethoxy)propyl]-8-methoxy-1,2-dihydronaphthalene96110-39-3C18H26O3
- Octyl 3-(2-methoxyphenyl)prop-2-enoate117172-48-2C18H26O3
- 3-Decyl-4-hydroxy-2-benzofuran-1(3H)-one137786-61-9C18H26O3
- 4-tert-Butylcyclohexyl 4-methoxybenzoate51134-81-7C18H26O3
- 8-[(2R,3S)-3-Heptyloxiran-2-yl]-1-methoxyocta-4,6-diyn-3-one681238-02-8C18H26O3
- Acetic acid--(5R)-5-methyl-2-(2-phenylpropan-2-yl)cyclohex-1-en-1-ol (1/1)65253-05-6C18H26O3
Frequently asked questions
What is the molar mass of C18H26O3?
The molar mass of C18H26O3 is 290.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 26 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 294.2104 Da.
How many compounds have the formula C18H26O3?
CompoundList lists 119 compounds with the molecular formula C18H26O3, including Octinoxate, Estradiol monohydrate, 2-Propenoic acid, 3-(4-methoxyphenyl)-, 2-ethylhexyl ester. 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 C18H26O3?
C18H26O3 has a degree of unsaturation of 6. 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.