Molecular formula

C₁₈H₁₃FO₂

28 compounds have this formula on CompoundList.

Molar mass: 280.30g/mol
Monoisotopic mass: 280.0900Da
Atoms: 34
Elements: 4
Rings plus double bonds: 12

The formula C18H13FO2 describes a molecule made of 18 carbon atoms, 13 hydrogen atoms, 1 fluorine atom 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 × 1877.13%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 134.68%
1.008 × 13 = 13.104 g/mol
F Fluorine × 16.78%
18.998 × 1 = 18.998 g/mol
O Oxygen × 211.42%
15.999 × 2 = 31.998 g/mol

Look up another formula

Compounds with the formula C18H13FO2

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

Showing 1 to 28 of 28 compounds

o-Toluic acid, alpha-(4-fluoro-1-naphthyl)-

CAS 2341-58-4C₁₈H₁₃FO₂

2-[(2-Fluorophenyl)methoxy]naphthalene-1-carbaldehyde

CAS 725276-88-0C₁₈H₁₃FO₂

2-[(4-Fluorophenyl)methoxy]naphthalene-1-carbaldehyde

CAS 428488-64-6C₁₈H₁₃FO₂

1-(4-Fluorophenyl)-2-(2-naphthyloxy)ethanone

CAS 296278-02-9C₁₈H₁₃FO₂

Naphthalen-1-yl 2-(4-fluorophenyl)acetate

CAS 131888-31-8C₁₈H₁₃FO₂

2-[(8-Fluoronaphthalen-2-yl)methyl]benzoic acid

CAS 3109-50-0C₁₈H₁₃FO₂

1-Benzyl-7-fluoronaphthalene-2-carboxylic acid

CAS 3109-49-7C₁₈H₁₃FO₂

1-(4-Fluorophenyl)-2-naphthalen-1-yloxyethanone

CAS 248256-00-0C₁₈H₁₃FO₂

6-(3-Fluoro-4-methylphenyl)-2-hydroxy-1-naphthalenecarboxaldehyde

CAS 1093119-31-3C₁₈H₁₃FO₂

Benz(a)anthracene-8,9-diol, 7-fluoro-8,9-dihydro-, (8R-trans)-

CAS 89577-40-2C₁₈H₁₃FO₂

Benz(a)anthracene-5,6-diol, 7-fluoro-5,6-dihydro-, trans-

CAS 82846-07-9C₁₈H₁₃FO₂

Benz(a)anthracene-3,4-diol, 7-fluoro-3,4-dihydro-, trans-

CAS 82846-06-8C₁₈H₁₃FO₂

Benz(a)anthracene-10,11-diol, 7-fluoro-10,11-dihydro-, trans-

CAS 82846-09-1C₁₈H₁₃FO₂

2-[(3-Fluorobenzyl)oxy]naphthalene-1-carbaldehyde

CAS 693237-44-4C₁₈H₁₃FO₂

(5R-Trans)-7-fluoro-5,6-dihydrobenz(a)anthracene-5,6-diol

CAS 89577-39-9C₁₈H₁₃FO₂

(10R-Trans)-7-fluoro-10,11-dihydrobenz(a)anthracene-10,11-diol

CAS 89577-41-3C₁₈H₁₃FO₂

trans-3,4-Dihydroxy-3,4-dihydro-7-fluorobenz(a)anthracene

CAS 89577-38-8C₁₈H₁₃FO₂

Benz(a)anthracene-7,12-dione, 5-fluoro-1,2,3,4-tetrahydro-

CAS 104761-53-7C₁₈H₁₃FO₂

Benz(a)anthracene-7,12-dione, 6-fluoro-1,2,3,4-tetrahydro-

CAS 104761-58-2C₁₈H₁₃FO₂

Benz(a)anthracene-7,12-dione, 10-fluoro-1,2,3,4-tetrahydro-

CAS 104761-69-5C₁₈H₁₃FO₂

Benz(a)anthracene-8,9-diol, 7-fluoro-8,9-dihydro-, trans-

CAS 82846-08-0C₁₈H₁₃FO₂

Methyl 4-fluoro-3-(naphthalen-1-yl)benzoate

CAS 1820607-23-5C₁₈H₁₃FO₂

2-(2-Fluoro-4-phenylphenyl)benzene-1,3-diol

CAS 2033132-94-2C₁₈H₁₃FO₂

2-Fluoro-4-(2-methyl-1-naphthalenyl)benzoic acid

CAS 1518408-75-7C₁₈H₁₃FO₂

Frequently asked questions

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What is the molar mass of C18H13FO2?

The molar mass of C18H13FO2 is 280.30 g/mol, calculated from standard atomic weights for 18 carbon atoms, 13 hydrogen atoms, 1 fluorine atom and 2 oxygen atoms. The monoisotopic mass is 280.0900 Da.

How many compounds have the formula C18H13FO2?

CompoundList lists 28 compounds with the molecular formula C18H13FO2, including o-Toluic acid, alpha-(4-fluoro-1-naphthyl)-, 2-[(2-Fluorophenyl)methoxy]naphthalene-1-carbaldehyde, 2-[(4-Fluorophenyl)methoxy]naphthalene-1-carbaldehyde. 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 C18H13FO2?

C18H13FO2 has a degree of unsaturation of 12. 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.