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Molecular formula

C21H16FNO3

25 compounds have this formula on CompoundList.

Molar mass
349.36g/mol
Monoisotopic mass
349.1114Da
Atoms
42
Elements
5
Rings plus double bonds
14

The formula C21H16FNO3 describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 1 nitrogen atom 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 × 2172.20%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 164.62%
    1.008 × 16 = 16.128 g/mol
  • F Fluorine × 15.44%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 14.01%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 313.74%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C21H16FNO3

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

Showing 1 to 25 of 25 compounds

2-Oxo-2-phenylethyl 2-[(2-fluorophenyl)amino]benzoate chemical structure, C21H16FNO3, CAS 282719-31-7
2-Oxo-2-phenylethyl 2-[(2-fluorophenyl)amino]benzoate
CAS 282719-31-7C21H16FNO3
2-[2-(4-Fluorophenyl)-2-oxoethoxy]-N-phenylbenzamide chemical structure, C21H16FNO3, CAS 654679-18-2
2-[2-(4-Fluorophenyl)-2-oxoethoxy]-N-phenylbenzamide
CAS 654679-18-2C21H16FNO3
2-(4-Fluorophenyl)-2-oxoethyl 2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylate chemical structure, C21H16FNO3, CAS 485347-47-5
2-(4-Fluorophenyl)-2-oxoethyl 2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylate
CAS 485347-47-5C21H16FNO3
(2Z)-2-(3,4-Dimethoxyphenyl)-3-[5-(2-fluorophenyl)furan-2-yl]prop-2-enenitrile chemical structure, C21H16FNO3, CAS 853749-80-1
(2Z)-2-(3,4-Dimethoxyphenyl)-3-[5-(2-fluorophenyl)furan-2-yl]prop-2-enenitrile
CAS 853749-80-1C21H16FNO3
(Z)-2-(3,4-Dimethoxyphenyl)-3-(5-(4-fluorophenyl)furan-2-yl)acrylonitrile chemical structure, C21H16FNO3, CAS 327061-68-7
(Z)-2-(3,4-Dimethoxyphenyl)-3-(5-(4-fluorophenyl)furan-2-yl)acrylonitrile
CAS 327061-68-7C21H16FNO3
(E)-2-Methoxy-4-(2-(pyridin-4-yl)vinyl)phenyl 4-fluorobenzoate chemical structure, C21H16FNO3, CAS 1007678-08-1
(E)-2-Methoxy-4-(2-(pyridin-4-yl)vinyl)phenyl 4-fluorobenzoate
CAS 1007678-08-1C21H16FNO3
(E)-{[4-(Benzyloxy)phenyl]methylidene}amino 4-fluorobenzoate chemical structure, C21H16FNO3, CAS 478046-77-4
(E)-{[4-(Benzyloxy)phenyl]methylidene}amino 4-fluorobenzoate
CAS 478046-77-4C21H16FNO3
(3-Fluorophenyl)methyl 4-benzamidobenzoate chemical structure, C21H16FNO3, CAS 717892-30-3
(3-Fluorophenyl)methyl 4-benzamidobenzoate
CAS 717892-30-3C21H16FNO3
Methyl 2-[benzoyl(4-fluorophenyl)amino]benzoate chemical structure, C21H16FNO3, CAS 1101-42-4
Methyl 2-[benzoyl(4-fluorophenyl)amino]benzoate
CAS 1101-42-4C21H16FNO3
Prop-2-yn-1-yl 4-ethoxy-2-(4-fluorophenyl)quinoline-6-carboxylate chemical structure, C21H16FNO3, CAS 2549028-47-7
Prop-2-yn-1-yl 4-ethoxy-2-(4-fluorophenyl)quinoline-6-carboxylate
CAS 2549028-47-7C21H16FNO3
Ethyl 2-(9H-carbazol-4-yloxy)-4-fluorobenzoate chemical structure, C21H16FNO3, CAS 1257044-44-2
Ethyl 2-(9H-carbazol-4-yloxy)-4-fluorobenzoate
CAS 1257044-44-2C21H16FNO3
Benzyl N-(2-benzoyl-4-fluorophenyl)carbamate chemical structure, C21H16FNO3, CAS 2680833-01-4
Benzyl N-(2-benzoyl-4-fluorophenyl)carbamate
CAS 2680833-01-4C21H16FNO3
Benzyl N-(3-benzoyl-4-fluorophenyl)carbamate chemical structure, C21H16FNO3, CAS 2680713-12-4
Benzyl N-(3-benzoyl-4-fluorophenyl)carbamate
CAS 2680713-12-4C21H16FNO3
Benzyl N-[2-(4-fluorobenzoyl)phenyl]carbamate chemical structure, C21H16FNO3, CAS 2680891-63-6
Benzyl N-[2-(4-fluorobenzoyl)phenyl]carbamate
CAS 2680891-63-6C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(2-fluoro-4-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2275255-27-9
(9H-Fluoren-9-yl)methyl N-(2-fluoro-4-hydroxyphenyl)carbamate
CAS 2275255-27-9C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(3-fluoro-4-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2275512-58-6
(9H-Fluoren-9-yl)methyl N-(3-fluoro-4-hydroxyphenyl)carbamate
CAS 2275512-58-6C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(4-fluoro-3-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2763964-64-1
(9H-Fluoren-9-yl)methyl N-(4-fluoro-3-hydroxyphenyl)carbamate
CAS 2763964-64-1C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(3-fluoro-5-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2763966-70-5
(9H-Fluoren-9-yl)methyl N-(3-fluoro-5-hydroxyphenyl)carbamate
CAS 2763966-70-5C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(4-fluoro-2-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2764001-29-6
(9H-Fluoren-9-yl)methyl N-(4-fluoro-2-hydroxyphenyl)carbamate
CAS 2764001-29-6C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(3-fluoro-2-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2764021-02-3
(9H-Fluoren-9-yl)methyl N-(3-fluoro-2-hydroxyphenyl)carbamate
CAS 2764021-02-3C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(2-fluoro-6-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2764016-11-5
(9H-Fluoren-9-yl)methyl N-(2-fluoro-6-hydroxyphenyl)carbamate
CAS 2764016-11-5C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(5-fluoro-2-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2764021-53-4
(9H-Fluoren-9-yl)methyl N-(5-fluoro-2-hydroxyphenyl)carbamate
CAS 2764021-53-4C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(2-fluoro-5-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2764010-41-3
(9H-Fluoren-9-yl)methyl N-(2-fluoro-5-hydroxyphenyl)carbamate
CAS 2764010-41-3C21H16FNO3
(9H-Fluoren-9-yl)methyl N-(2-fluoro-3-hydroxyphenyl)carbamate chemical structure, C21H16FNO3, CAS 2764015-60-1
(9H-Fluoren-9-yl)methyl N-(2-fluoro-3-hydroxyphenyl)carbamate
CAS 2764015-60-1C21H16FNO3

Frequently asked questions

What is the molar mass of C21H16FNO3?

The molar mass of C21H16FNO3 is 349.36 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 349.1114 Da.

How many compounds have the formula C21H16FNO3?

CompoundList lists 25 compounds with the molecular formula C21H16FNO3, including 2-Oxo-2-phenylethyl 2-[(2-fluorophenyl)amino]benzoate, 2-[2-(4-Fluorophenyl)-2-oxoethoxy]-N-phenylbenzamide, 2-(4-Fluorophenyl)-2-oxoethyl 2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylate. 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 C21H16FNO3?

C21H16FNO3 has a degree of unsaturation of 14. 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.