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Molecular formula

C18H16F2N2O3

40 compounds have this formula on CompoundList.

Molar mass
346.33g/mol
Monoisotopic mass
346.1129Da
Atoms
41
Elements
5
Rings plus double bonds
11

The formula C18H16F2N2O3 describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 2 fluorine atoms, 2 nitrogen 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 × 1862.42%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 164.66%
    1.008 × 16 = 16.128 g/mol
  • F Fluorine × 210.97%
    18.998 × 2 = 37.996 g/mol
  • N Nitrogen × 28.09%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 313.86%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C18H16F2N2O3

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

Showing 1 to 40 of 40 compounds

N-(2,4-Difluorophenyl)-1-(4-methoxyphenyl)-5-oxopyrrolidine-3-carboxamide chemical structure, C18H16F2N2O3, CAS 496940-95-5
N-(2,4-Difluorophenyl)-1-(4-methoxyphenyl)-5-oxopyrrolidine-3-carboxamide
CAS 496940-95-5C18H16F2N2O3
2-(4-Fluorophenyl)-N-((3-(4-fluorophenyl)-2-oxooxazolidin-5-yl)methyl)acetamide chemical structure, C18H16F2N2O3, CAS 955240-75-2
2-(4-Fluorophenyl)-N-((3-(4-fluorophenyl)-2-oxooxazolidin-5-yl)methyl)acetamide
CAS 955240-75-2C18H16F2N2O3
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-3,4-difluorobenzamide chemical structure, C18H16F2N2O3, CAS 921810-98-2
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-3,4-difluorobenzamide
CAS 921810-98-2C18H16F2N2O3
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-2,6-difluorobenzamide chemical structure, C18H16F2N2O3, CAS 921810-58-4
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-2,6-difluorobenzamide
CAS 921810-58-4C18H16F2N2O3
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-2,6-difluorobenzamide chemical structure, C18H16F2N2O3, CAS 921842-33-3
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-2,6-difluorobenzamide
CAS 921842-33-3C18H16F2N2O3
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-3,4-difluorobenzamide chemical structure, C18H16F2N2O3, CAS 921817-31-4
N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-3,4-difluorobenzamide
CAS 921817-31-4C18H16F2N2O3
N-[Cyano(2,4-dimethoxyphenyl)methyl]-2-(3,4-difluorophenyl)acetamide chemical structure, C18H16F2N2O3, CAS 1445162-34-4
N-[Cyano(2,4-dimethoxyphenyl)methyl]-2-(3,4-difluorophenyl)acetamide
CAS 1445162-34-4C18H16F2N2O3
Methyl 1-(4-ethoxy-2,6-difluorobenzyl)-1H-indazole-3-carboxylate chemical structure, C18H16F2N2O3, CAS 1628723-71-6
Methyl 1-(4-ethoxy-2,6-difluorobenzyl)-1H-indazole-3-carboxylate
CAS 1628723-71-6C18H16F2N2O3
N-(2,4-Difluorophenyl)-1-(3-methoxyphenyl)-5-oxopyrrolidine-3-carboxamide chemical structure, C18H16F2N2O3, CAS 914355-76-3
N-(2,4-Difluorophenyl)-1-(3-methoxyphenyl)-5-oxopyrrolidine-3-carboxamide
CAS 914355-76-3C18H16F2N2O3
2,6-Difluoro-N-[4-methoxy-3-(2-oxopyrrolidin-1-yl)phenyl]benzamide chemical structure, C18H16F2N2O3, CAS 941957-43-3
2,6-Difluoro-N-[4-methoxy-3-(2-oxopyrrolidin-1-yl)phenyl]benzamide
CAS 941957-43-3C18H16F2N2O3
3-(3,4-Difluorophenyl)-10-methoxy-2-methyl-5,6-dihydro-2H-2,6-methanobenzo[g][1,3,5]oxadiazocin-4(3H)-one chemical structure, C18H16F2N2O3, CAS 899742-75-7
3-(3,4-Difluorophenyl)-10-methoxy-2-methyl-5,6-dihydro-2H-2,6-methanobenzo[g][1,3,5]oxadiazocin-4(3H)-one
CAS 899742-75-7C18H16F2N2O3
Methyl 7-(2,6-difluorobenzamido)-3,4-dihydroisoquinoline-2(1H)-carboxylate chemical structure, C18H16F2N2O3, CAS 1448075-76-0
Methyl 7-(2,6-difluorobenzamido)-3,4-dihydroisoquinoline-2(1H)-carboxylate
CAS 1448075-76-0C18H16F2N2O3
3-(Benzo[d][1,3]dioxol-5-yl)-N-(2,6-difluorophenyl)pyrrolidine-1-carboxamide chemical structure, C18H16F2N2O3, CAS 2034488-61-2
3-(Benzo[d][1,3]dioxol-5-yl)-N-(2,6-difluorophenyl)pyrrolidine-1-carboxamide
CAS 2034488-61-2C18H16F2N2O3
Benzyl N-(1-ethyl-3,3-difluoro-2-oxoindol-5-yl)carbamate chemical structure, C18H16F2N2O3, CAS 748808-15-3
Benzyl N-(1-ethyl-3,3-difluoro-2-oxoindol-5-yl)carbamate
CAS 748808-15-3C18H16F2N2O3
3,4-Difluoro-N-[3-methoxy-4-(2-oxopyrrolidin-1-yl)phenyl]benzamide chemical structure, C18H16F2N2O3, CAS 941993-06-2
3,4-Difluoro-N-[3-methoxy-4-(2-oxopyrrolidin-1-yl)phenyl]benzamide
CAS 941993-06-2C18H16F2N2O3
2,6-Difluoro-N-((2-oxo-3-(p-tolyl)oxazolidin-5-yl)methyl)benzamide chemical structure, C18H16F2N2O3, CAS 955262-39-2
2,6-Difluoro-N-((2-oxo-3-(p-tolyl)oxazolidin-5-yl)methyl)benzamide
CAS 955262-39-2C18H16F2N2O3
N-(4-Ethyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-2,6-difluorobenzamide chemical structure, C18H16F2N2O3, CAS 921996-11-4
N-(4-Ethyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-2,6-difluorobenzamide
CAS 921996-11-4C18H16F2N2O3
N-(4-Ethyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-3,4-difluorobenzamide chemical structure, C18H16F2N2O3, CAS 922001-65-8
N-(4-Ethyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-3,4-difluorobenzamide
CAS 922001-65-8C18H16F2N2O3
3-(2,4-Difluorophenyl)-10-methoxy-2-methyl-2,3,5,6-tetrahydro-4H-2,6-methano-1,3,5-benzoxadiazocin-4-one chemical structure, C18H16F2N2O3, CAS 1291837-68-7
3-(2,4-Difluorophenyl)-10-methoxy-2-methyl-2,3,5,6-tetrahydro-4H-2,6-methano-1,3,5-benzoxadiazocin-4-one
CAS 1291837-68-7C18H16F2N2O3
N-[Cyano(2,4-difluorophenyl)methyl]-3-(2-methoxyethoxy)benzamide chemical structure, C18H16F2N2O3, CAS 1355513-03-9
N-[Cyano(2,4-difluorophenyl)methyl]-3-(2-methoxyethoxy)benzamide
CAS 1355513-03-9C18H16F2N2O3
N-[Cyano(2,4-difluorophenyl)methyl]-3-(4-methoxyphenoxy)propanamide chemical structure, C18H16F2N2O3, CAS 1355832-62-0
N-[Cyano(2,4-difluorophenyl)methyl]-3-(4-methoxyphenoxy)propanamide
CAS 1355832-62-0C18H16F2N2O3
Methyl 7-(3,4-difluorobenzamido)-3,4-dihydroisoquinoline-2(1H)-carboxylate chemical structure, C18H16F2N2O3, CAS 1448135-42-9
Methyl 7-(3,4-difluorobenzamido)-3,4-dihydroisoquinoline-2(1H)-carboxylate
CAS 1448135-42-9C18H16F2N2O3
N1-(2,5-difluorophenyl)-N2-((1-hydroxy-2,3-dihydro-1H-inden-1-yl)methyl)oxalamide chemical structure, C18H16F2N2O3, CAS 1396848-40-0
N1-(2,5-difluorophenyl)-N2-((1-hydroxy-2,3-dihydro-1H-inden-1-yl)methyl)oxalamide
CAS 1396848-40-0C18H16F2N2O3
1-(2,6-Difluorophenyl)-3-(4-(2-methoxyphenoxy)but-2-yn-1-yl)urea chemical structure, C18H16F2N2O3, CAS 1448027-51-7
1-(2,6-Difluorophenyl)-3-(4-(2-methoxyphenoxy)but-2-yn-1-yl)urea
CAS 1448027-51-7C18H16F2N2O3

Frequently asked questions

What is the molar mass of C18H16F2N2O3?

The molar mass of C18H16F2N2O3 is 346.33 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 2 fluorine atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 346.1129 Da.

How many compounds have the formula C18H16F2N2O3?

CompoundList lists 40 compounds with the molecular formula C18H16F2N2O3, including N-(2,4-Difluorophenyl)-1-(4-methoxyphenyl)-5-oxopyrrolidine-3-carboxamide, 2-(4-Fluorophenyl)-N-((3-(4-fluorophenyl)-2-oxooxazolidin-5-yl)methyl)acetamide, N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-3,4-difluorobenzamide. 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 C18H16F2N2O3?

C18H16F2N2O3 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.