Molecular formula
C20H28O2
188 compounds have this formula on CompoundList.
- Molar mass
- 300.44g/mol
- Monoisotopic mass
- 306.2466Da
- Atoms
- 50
- Elements
- 3
- Rings plus double bonds
- 7
The formula C20H28O2 describes a molecule made of 20 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 × 2079.96%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 289.39%1.008 × 28 = 28.224 g/mol
- O Oxygen × 210.65%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C20H28O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 188 compounds
Retinoic acid
CAS 302-79-4C20H28O2
Isotretinoin
CAS 4759-48-2C20H28O2
9-cis-Retinoic acid
CAS 5300-03-8C20H28O2
Elastase
CAS 9004-06-2C20H28O2
Methandrostenolone
CAS 72-63-9C20H28O2
Dehydroabietic acid
CAS 1740-19-8C20H28O2
9,13-Di-cis-retinoic acid
CAS 5352-74-9C20H28O2
19-Norprogesterone
CAS 472-54-8C20H28O2
5,8,11-Eicosatriynoic acid
CAS 13488-22-7C20H28O2
(3alpha,17alpha)-19-Norpregn-5(10)-en-20-yne-3,17-diol
CAS 21466-08-0C20H28O2
Sugiol
CAS 511-05-7C20H28O2
15-Hydroxyretin-4-one
CAS 62702-55-0C20H28O2
Ethynodiol
CAS 1231-93-2C20H28O2
Tebufelone
CAS 112018-00-5C20H28O2
Cannabidibutol
CAS 60113-11-3C20H28O2
Grandiflorenic acid
CAS 22338-67-6C20H28O2
3-Hydroxyretinal
CAS 6890-91-1C20H28O2
Norgesterone
CAS 13563-60-5C20H28O2
(17beta)-13-Ethyl-3-methoxygona-1,3,5(10)-trien-17-ol
CAS 3625-82-9C20H28O2
(3S,7S,9S,9aR)-2,3,7,8,9,9a-Hexahydro-3,6,9-trimethyl-7-(2-methyl-1-propen-1-yl)-1H-phenalene-4,5-diol
CAS 290810-69-4C20H28O2
Methoxygonadiene
CAS 2322-77-2C20H28O2
Spruceanol
CAS 72963-56-5C20H28O2
Coronarin A
CAS 119188-33-9C20H28O2
5alpha-Dihydronorethisterone
CAS 52-79-9C20H28O2
- 1 suppliers6alpha-Methylandrostenedione2241-94-3C20H28O2
- 3-Methoxyandrosta-3,5-dien-17-one57144-06-6C20H28O2
- Epimethandienone33526-40-8C20H28O2
- Villosin65160-15-8C20H28O2
- (3S)-all-trans-3-Hydroxyretinal145681-21-6C20H28O2
- 11-cis-Retinoic acid68070-35-9C20H28O2
- 1 suppliersYunnacoronarin A162762-93-8C20H28O2
- 3-Ethoxyestra-3,5-dien-17-one2863-88-9C20H28O2
- Hispanone82462-67-7C20H28O2
- 7-Oxodehydroabietinol33980-71-1C20H28O2
- Jolkinolide E54494-34-7C20H28O2
- Cyanthiwigin B150998-99-5C20H28O2
- 11-beta-Ethylestradiol64109-72-4C20H28O2
- (3R)-all-trans-3-Hydroxyretinal60046-53-9C20H28O2
- 1-Dehydro-7alpha-methyltestosterone31084-38-5C20H28O2
- ((17Beta)-3-methoxyestra-1,3,5(10)-trien-17-yl)methanol63779-94-2C20H28O2
- 1 suppliers17beta-Hydroxy-17-methylandrosta-4,9(11)-dien-3-one1039-17-4C20H28O2
- (6aR-trans)-3-Butyl-6a,7,8,10a-tetrahydro-6,6,9-trimethyl-6H-dibenzo(b,d)pyran-1-ol60008-00-6C20H28O2
- Allocyathin B270117-00-9C20H28O2
- 4-Hydroxyretinal18344-42-8C20H28O2
- Totarolone6755-93-7C20H28O2
- rac all-trans 4-Hydroxy Retinal71423-68-2C20H28O2
- Norvinisterone6795-60-4C20H28O2
- 17alpha-Ethylestradiol2553-34-6C20H28O2
- (4aS,10aS)-2,3,4,4a,10,10a-Hexahydro-7-hydroxy-1,1,4a-trimethyl-8-(1-methylethyl)-9(1H)-phenanthrenone13476-32-9C20H28O2
- 17alpha-Methyl-6,7-dehydrotestosterone5585-85-3C20H28O2
- 1,4a-Dimethyl-7-propan-2-yl-2,3,4,9,10,10a-hexahydrophenanthrene-1-carboxylic acid112989-11-4C20H28O2
- (11alpha)-11-Hydroxy-17,17-dimethyl-18-norandrosta-4,13-dien-3-one33122-60-0C20H28O2
- Cyathin B270116-98-2C20H28O2
- Tetrachyrin73483-88-2C20H28O2
- 7,9,11-Trimethyl-3-(2-phenylethyl)-2,4-dioxaspiro[5.5]undec-8-ene956741-31-4C20H28O2
- 15-Hydroxy-7-oxo-abieta-8,11,13-triene105037-83-0C20H28O2
- A-norpregn-3(5)-ene-2,20-dione1232-76-4C20H28O2
- 8,11,14,18-Eicosatetraynoic acid34262-64-1C20H28O2
- 16beta-Ethylestradiol-17beta62633-99-2C20H28O2
- Triptonoterpene99694-87-8C20H28O2
- Mioganal1160102-17-9C20H28O2
- Butyl-delta(8)-tetrahydrocannabinol51768-59-3C20H28O2
- 9-cis-Retinoic Acid-d578996-15-3C20H28O2
- Oryzalexin C90044-20-5C20H28O2
- Nimbosone19889-21-5C20H28O2
- 11-cis-3-Hydroxyretinal102918-00-3C20H28O2
- Spiro-17-oxiranyl-delta(4)-androsten-3-one35900-10-8C20H28O2
- rac all-trans 4-HydroxyretinalC20H28O2
- (5Z,8Z,11Z,14Z)-Icosa-5,8,11,14-tetraen-19-ynoic acid1219038-32-0C20H28O2
- Eicosa-5,8,14-trynoic acid96100-27-5C20H28O2
- Dispiro[tricyclo[3.3.1.1~3,7~]decane-2,3'-[1,2]dioxetane-4',2''-tricyclo[3.3.1.1~3,7~]decane]35544-39-9C20H28O2
- (2E,4E,6E,8Z)-3,7-Dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraenoic acid124510-04-9C20H28O2
- 11,13-Di-cis-retinoic acid3555-80-4C20H28O2
- Harziandione145525-30-0C20H28O2
- 2,5-Dimethyl-5-(4-methylpent-3-en-1-yl)-3,4,4a,10b-tetrahydro-2H,5H-pyrano[3,2-c]chromene499186-83-3C20H28O2
- 17-Hydroxy-7-methyl-D-homoestra-4,16-dien-3-one103742-75-2C20H28O2
- Org OI-6538631-94-6C20H28O2
- (1R,4aS,10aS)-7-Isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydrophenanthrene-1-carboxylic acid1231-75-0C20H28O2
- 17beta-Hydroxy-17alpha-ethynyl-5beta-estran-3-one28044-91-9C20H28O2
- Cespitularin G473911-46-5C20H28O2
- Cespitularin A473911-35-2C20H28O2
- 17beta-Hydroxy-2-methylandrost-1,4-dien-3-one7251-38-9C20H28O2
- 17beta-Methyl-6,7-dehydrotestosterone1202171-72-9C20H28O2
- Dimethyldienolone15506-10-2C20H28O2
- 5,6-Epoxyretinal739-13-9C20H28O2
- (5R,8S)-5-Methyl-8-(6-methylhept-5-en-2-yl)-5,6,7,8-tetrahydronaphthalene-2-carboxylic acid65122-62-5C20H28O2
- (8R,9S,13S,14S,17S)-3-Methoxy-13,17-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ol15236-73-4C20H28O2
- Isotretinoin-d5C20H28O2
- Hypoglicin F2376010-28-3C20H28O2
- Hypoglicin E2376010-27-2C20H28O2
- Niosh/RB58768001038-22-8C20H28O2
- 3-Methoxy-7alpha-methyl-estra-2,5(10)-dien-17-one5210-25-3C20H28O2
- Retinoic acid-d62483831-72-5C20H28O2
- Eicosa-5,11,14-trynoic acid35087-19-5C20H28O2
- 4-Androstene-3,17-dione, 1alpha-methyl-4136-62-3C20H28O2
- 2-Ethyladamantan-2-yl bicyclo[2.2.1]hept-5-ene-2-carboxylate328087-87-2C20H28O2
- 4-Methyl-3-methoxyestradiol4787-75-1C20H28O2
- 1 suppliers(8S,9S,10R,14S)-13-Ethyl-17-hydroxy-11-methylene-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one220332-82-1C20H28O2
- 17-Epimethandienone-d3869287-60-5C20H28O2
- (17alpha)-17-Methoxyandrosta-1,4-dien-3-one20401-12-1C20H28O2
Frequently asked questions
What is the molar mass of C20H28O2?
The molar mass of C20H28O2 is 300.44 g/mol, calculated from standard atomic weights for 20 carbon atoms, 28 hydrogen atoms and 2 oxygen atoms. The monoisotopic mass is 306.2466 Da.
How many compounds have the formula C20H28O2?
CompoundList lists 188 compounds with the molecular formula C20H28O2, including Retinoic acid, Isotretinoin, 9-cis-Retinoic 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 C20H28O2?
C20H28O2 has a degree of unsaturation of 7. 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.