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Molecular formula

C21H26O3

128 compounds have this formula on CompoundList.

Molar mass
326.44g/mol
Monoisotopic mass
329.2070Da
Atoms
50
Elements
3
Rings plus double bonds
9

The formula C21H26O3 describes a molecule made of 21 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 × 2177.27%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 268.03%
    1.008 × 26 = 26.208 g/mol
  • O Oxygen × 314.70%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C21H26O3

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 101 to 128 of 128 compounds

2-[4-(Benzyloxy)phenyl]-5-propyloxan-2-ol chemical structure, C21H26O3, CAS 921193-66-0
2-[4-(Benzyloxy)phenyl]-5-propyloxan-2-ol
CAS 921193-66-0C21H26O3
3,3-Bis(4-methoxybenzyl)pent-4-en-1-ol chemical structure, C21H26O3, CAS 1384881-63-3
3,3-Bis(4-methoxybenzyl)pent-4-en-1-ol
CAS 1384881-63-3C21H26O3
11-cis-Acitretin chemical structure, C21H26O3, CAS 1067630-53-8
11-cis-Acitretin
CAS 1067630-53-8C21H26O3
2-[2-(3,4-Dihydro-6-methoxy-1(2H)-naphthalenylidene)ethyl]-2-(1-methylethyl)-1,3-cyclopentanedione chemical structure, C21H26O3, CAS 17421-99-7
2-[2-(3,4-Dihydro-6-methoxy-1(2H)-naphthalenylidene)ethyl]-2-(1-methylethyl)-1,3-cyclopentanedione
CAS 17421-99-7C21H26O3
4-Butoxyphenyl 4-butylbenzoate chemical structure, C21H26O3, CAS 38454-20-5
4-Butoxyphenyl 4-butylbenzoate
CAS 38454-20-5C21H26O3
Methyl 20-hydroxyicosa-5,8,11,14-tetraynoate chemical structure, C21H26O3, CAS 867281-02-5
Methyl 20-hydroxyicosa-5,8,11,14-tetraynoate
CAS 867281-02-5C21H26O3
2-(Diphenylmethoxy)ethyl hexanoate chemical structure, C21H26O3, CAS 64277-08-3
2-(Diphenylmethoxy)ethyl hexanoate
CAS 64277-08-3C21H26O3
4-Propoxyphenyl 4-pentylbenzoate chemical structure, C21H26O3, CAS 50649-63-3
4-Propoxyphenyl 4-pentylbenzoate
CAS 50649-63-3C21H26O3
(8S,10S,13S,14S,17R)-17-Acetyl-17-hydroxy-10,13-dimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one chemical structure, C21H26O3, CAS 30934-01-1
(8S,10S,13S,14S,17R)-17-Acetyl-17-hydroxy-10,13-dimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one
CAS 30934-01-1C21H26O3
Heptan-4-yl 4-(benzyloxy)benzoate chemical structure, C21H26O3, CAS 484691-93-2
Heptan-4-yl 4-(benzyloxy)benzoate
CAS 484691-93-2C21H26O3
[1,1'-Biphenyl]-4-yl (heptyloxy)acetate chemical structure, C21H26O3, CAS 54334-93-9
[1,1'-Biphenyl]-4-yl (heptyloxy)acetate
CAS 54334-93-9C21H26O3
Heptyl [([1,1'-biphenyl]-4-yl)oxy]acetate chemical structure, C21H26O3, CAS 54334-82-6
Heptyl [([1,1'-biphenyl]-4-yl)oxy]acetate
CAS 54334-82-6C21H26O3
(5-Benzylfuran-3-yl)methyl 2,3-diethylpent-3-enoate chemical structure, C21H26O3, CAS 51631-13-1
(5-Benzylfuran-3-yl)methyl 2,3-diethylpent-3-enoate
CAS 51631-13-1C21H26O3
4-(Pentyloxy)phenyl 4-propylbenzoate chemical structure, C21H26O3, CAS 51208-89-0
4-(Pentyloxy)phenyl 4-propylbenzoate
CAS 51208-89-0C21H26O3
4-Hydroxyphenyl 4-octylbenzoate chemical structure, C21H26O3, CAS 69676-31-9
4-Hydroxyphenyl 4-octylbenzoate
CAS 69676-31-9C21H26O3
4-Butoxyphenyl 4-(butan-2-yl)benzoate chemical structure, C21H26O3, CAS 62716-98-7
4-Butoxyphenyl 4-(butan-2-yl)benzoate
CAS 62716-98-7C21H26O3
4-(Pentyloxy)phenyl 4-(propan-2-yl)benzoate chemical structure, C21H26O3, CAS 62716-91-0
4-(Pentyloxy)phenyl 4-(propan-2-yl)benzoate
CAS 62716-91-0C21H26O3
4-(2-Methylpropyl)phenyl 4-butoxybenzoate chemical structure, C21H26O3, CAS 62716-82-9
4-(2-Methylpropyl)phenyl 4-butoxybenzoate
CAS 62716-82-9C21H26O3
4-Butoxyphenyl 4-(2-methylpropyl)benzoate chemical structure, C21H26O3, CAS 62716-75-0
4-Butoxyphenyl 4-(2-methylpropyl)benzoate
CAS 62716-75-0C21H26O3
4-Hexylphenyl 4-ethoxybenzoate chemical structure, C21H26O3, CAS 62025-12-1
4-Hexylphenyl 4-ethoxybenzoate
CAS 62025-12-1C21H26O3
4-{[1-([1,1'-Biphenyl]-4-yl)pentyl]oxy}butanoic acid chemical structure, C21H26O3, CAS 61454-77-1
4-{[1-([1,1'-Biphenyl]-4-yl)pentyl]oxy}butanoic acid
CAS 61454-77-1C21H26O3
Butyl 4'-butoxy[1,1'-biphenyl]-4-carboxylate chemical structure, C21H26O3, CAS 61313-91-5
Butyl 4'-butoxy[1,1'-biphenyl]-4-carboxylate
CAS 61313-91-5C21H26O3
Pentyl 4'-propoxy[1,1'-biphenyl]-4-carboxylate chemical structure, C21H26O3, CAS 61313-90-4
Pentyl 4'-propoxy[1,1'-biphenyl]-4-carboxylate
CAS 61313-90-4C21H26O3
(8R,9S,13S,14S,16R,17R)-17-Ethynyl-3-methoxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-16,17-diol chemical structure, C21H26O3, CAS 7055-72-3
(8R,9S,13S,14S,16R,17R)-17-Ethynyl-3-methoxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-16,17-diol
CAS 7055-72-3C21H26O3

Frequently asked questions

What is the molar mass of C21H26O3?

The molar mass of C21H26O3 is 326.44 g/mol, calculated from standard atomic weights for 21 carbon atoms, 26 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 329.2070 Da.

How many compounds have the formula C21H26O3?

CompoundList lists 128 compounds with the molecular formula C21H26O3, including 2-[4-(Benzyloxy)phenyl]-5-propyloxan-2-ol, 3,3-Bis(4-methoxybenzyl)pent-4-en-1-ol, 11-cis-Acitretin. 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 C21H26O3?

C21H26O3 has a degree of unsaturation of 9. 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.