Molecular formula

C₂₀H₃₀

25 compounds have this formula on CompoundList.

Molar mass: 270.46g/mol
Monoisotopic mass: 270.2348Da
Atoms: 50
Elements: 2
Rings plus double bonds: 6

The formula C20H30 describes a molecule made of 20 carbon atoms and 30 hydrogen 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 × 2088.82%
12.011 × 20 = 240.220 g/mol
H Hydrogen × 3011.18%
1.008 × 30 = 30.240 g/mol

Look up another formula

Compounds with the formula C20H30

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

Showing 1 to 25 of 25 compounds

Axerophthene

CAS 6895-29-0C₂₀H₃₀

Erogorgiaene

CAS 433331-00-1C₂₀H₃₀

2,2'-Biadamantane

CAS 29542-62-9C₂₀H₃₀

Abietatriene

CAS 19407-28-4C₂₀H₃₀

1,1'-Biadamantane

CAS 3732-31-8C₂₀H₃₀

Pentalene,1,3,5-tris(1,1-dimethylethyl)-

CAS 50356-52-0C₂₀H₃₀

1,4-Dicyclohexyl-2,5-dimethylbenzene

CAS 4516-08-9C₂₀H₃₀

1,2'-Biadamantane

CAS 34973-56-3C₂₀H₃₀

Hexacyclopropylethane

CAS 26902-55-6C₂₀H₃₀

1-(4,8-Dimethylnona-1,7-dien-1-yl)-4-(propan-2-yl)benzene

CAS 62312-60-1C₂₀H₃₀

Agn-PC-0LP8UV

CAS 7240-82-6C₂₀H₃₀

1,3,6,10-Cyclotetradecatetraene, 3,7,11-trimethyl-14-(1-methylethenyl)-, (1E,3Z,6E,10E,14S)-

CAS 79296-91-6C₂₀H₃₀

1-Dodecyl-4-ethynylbenzene

CAS 88020-03-5C₂₀H₃₀

1-[5-(3,4-Dimethylcyclohex-3-en-1-yl)pentan-2-yl]-4-methylbenzene

CAS 73301-31-2C₂₀H₃₀

2-(3,7-Dimethylnona-1,3,5,7-tetraenyl)-1,3,3-trimethylcyclohexene

CAS 564-86-3C₂₀H₃₀

1,2,3,4,4a,9,10,11,12,13,14,15,16,16a-Tetradecahydro-5,8-ethenobenzocyclotetradecene

CAS 792-27-8C₂₀H₃₀

Cycloicosa-1,5,9,13,17-pentaene

CAS 34057-82-4C₂₀H₃₀

1-Methyl-4-(10-methyl-6-methylideneundec-9-en-2-yl)benzene

CAS 6089-98-1C₂₀H₃₀

3a,4,7,8-Tetramethyl-1-(propan-2-yl)-2,3,3a,4,5,6-hexahydro-1H-phenalene

CAS 19941-89-0C₂₀H₃₀

1-Methyl-4-[2-(1-penten-1-yl)-4-octen-1-yl]benzene

CAS 87316-39-0C₂₀H₃₀

[3-(Cyclohexylidenemethylidene)-2-ethylpent-1-en-1-ylidene]cyclohexane

CAS 99413-17-9C₂₀H₃₀

4,7-Dimethyl-4,7-bis(2-methylpropyl)deca-2,5,8-triyne

CAS 473666-96-5C₂₀H₃₀

2-Decyl-1,4-diethenylbenzene

CAS 106644-17-1C₂₀H₃₀

1-[(2R)-6,10-Dimethylundeca-5,9-dien-2-yl]-4-methylbenzene

CAS 647834-65-9C₂₀H₃₀

1,2,3,3a,4,5,6,6a,6b,7,8,9,9a,9b,10,11,12b,12c-Octadecahydroperylene
72548-85-7C₂₀H₃₀

Frequently asked questions

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What is the molar mass of C20H30?

The molar mass of C20H30 is 270.46 g/mol, calculated from standard atomic weights for 20 carbon atoms and 30 hydrogen atoms. The monoisotopic mass is 270.2348 Da.

How many compounds have the formula C20H30?

CompoundList lists 25 compounds with the molecular formula C20H30, including Axerophthene, Erogorgiaene, 2,2'-Biadamantane. 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 C20H30?

C20H30 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.