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Molecular formula

C18H16O2

215 compounds have this formula on CompoundList.

Molar mass
264.32g/mol
Monoisotopic mass
264.1150Da
Atoms
36
Elements
3
Rings plus double bonds
11

The formula C18H16O2 describes a molecule made of 18 carbon atoms, 16 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 × 1881.79%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 166.10%
    1.008 × 16 = 16.128 g/mol
  • O Oxygen × 212.11%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C18H16O2

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

Showing 201 to 215 of 215 compounds

1-Methoxy-6-(4-methoxyphenyl)naphthalene chemical structure, C18H16O2, CAS 59115-46-7
1-Methoxy-6-(4-methoxyphenyl)naphthalene
CAS 59115-46-7C18H16O2
2-(4-Ethynylphenyl)-2-phenyl-1,3-dioxane chemical structure, C18H16O2, CAS 154057-73-5
2-(4-Ethynylphenyl)-2-phenyl-1,3-dioxane
CAS 154057-73-5C18H16O2
5-(Benzyloxy)-2-(1-ethynylcyclopropyl)phenol chemical structure, C18H16O2, CAS 2229175-52-2
5-(Benzyloxy)-2-(1-ethynylcyclopropyl)phenol
CAS 2229175-52-2C18H16O2
1,2-Chrysenediol, 1,2,3,4-tetrahydro-, (1S-trans)- chemical structure, C18H16O2, CAS 80433-89-2
1,2-Chrysenediol, 1,2,3,4-tetrahydro-, (1S-trans)-
CAS 80433-89-2C18H16O2
1-Penten-4-yn-3-ol, 2-methyl-1-(3-phenoxyphenyl)-, (S-(E))- chemical structure, C18H16O2, CAS 99566-41-3
1-Penten-4-yn-3-ol, 2-methyl-1-(3-phenoxyphenyl)-, (S-(E))-
CAS 99566-41-3C18H16O2
1-Penten-4-yn-3-ol, 2-methyl-1-(3-phenoxyphenyl)-, (R-(E))- chemical structure, C18H16O2, CAS 99566-42-4
1-Penten-4-yn-3-ol, 2-methyl-1-(3-phenoxyphenyl)-, (R-(E))-
CAS 99566-42-4C18H16O2
(4-Methoxy-1-phenylnaphthalen-2-yl)methanol chemical structure, C18H16O2, CAS 76694-22-9
(4-Methoxy-1-phenylnaphthalen-2-yl)methanol
CAS 76694-22-9C18H16O2
(3-Methoxynaphthalen-2-yl)(phenyl)methanol chemical structure, C18H16O2, CAS 193217-17-3
(3-Methoxynaphthalen-2-yl)(phenyl)methanol
CAS 193217-17-3C18H16O2
(4-Methoxynaphthalen-2-yl)(phenyl)methanol chemical structure, C18H16O2, CAS 123239-65-6
(4-Methoxynaphthalen-2-yl)(phenyl)methanol
CAS 123239-65-6C18H16O2
(Z)-2,2',3,3'-Tetrahydro-[1,1'-biindenylidene]-6,6'-diol chemical structure, C18H16O2, CAS 1374569-37-5
(Z)-2,2',3,3'-Tetrahydro-[1,1'-biindenylidene]-6,6'-diol
CAS 1374569-37-5C18H16O2
Benzhydryl cyclobut-1-ene-1-carboxylate chemical structure, C18H16O2, CAS 2581165-97-9
Benzhydryl cyclobut-1-ene-1-carboxylate
CAS 2581165-97-9C18H16O2
(1-Methoxynaphthalen-2-yl)(phenyl)methanol chemical structure, C18H16O2, CAS 43073-10-5
(1-Methoxynaphthalen-2-yl)(phenyl)methanol
CAS 43073-10-5C18H16O2
8,9,10,11-Tetrahydrobenzo[a]anthracene-8,9-diol chemical structure, C18H16O2, CAS 89536-23-2
8,9,10,11-Tetrahydrobenzo[a]anthracene-8,9-diol
CAS 89536-23-2C18H16O2
(4R,5R)-3-Methoxy-4,5-diphenylcyclopent-2-en-1-one chemical structure, C18H16O2, CAS 114423-85-7
(4R,5R)-3-Methoxy-4,5-diphenylcyclopent-2-en-1-one
CAS 114423-85-7C18H16O2
1-Methoxy-4-[(E)-4-(4-methoxyphenyl)but-1-en-3-ynyl]benzene chemical structure, C18H16O2
1-Methoxy-4-[(E)-4-(4-methoxyphenyl)but-1-en-3-ynyl]benzene
C18H16O2

Frequently asked questions

What is the molar mass of C18H16O2?

The molar mass of C18H16O2 is 264.32 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms and 2 oxygen atoms. The monoisotopic mass is 264.1150 Da.

How many compounds have the formula C18H16O2?

CompoundList lists 215 compounds with the molecular formula C18H16O2, including 1-Methoxy-6-(4-methoxyphenyl)naphthalene, 2-(4-Ethynylphenyl)-2-phenyl-1,3-dioxane, 5-(Benzyloxy)-2-(1-ethynylcyclopropyl)phenol. 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 C18H16O2?

C18H16O2 has a degree of unsaturation of 11. 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.