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Molecular formula

C20H16FN3O

18 compounds have this formula on CompoundList.

Molar mass
333.37g/mol
Monoisotopic mass
333.1277Da
Atoms
41
Elements
5
Rings plus double bonds
14

The formula C20H16FN3O describes a molecule made of 20 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 1 oxygen atom. 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 × 2072.06%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 164.84%
    1.008 × 16 = 16.128 g/mol
  • F Fluorine × 15.70%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 312.61%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 14.80%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C20H16FN3O

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

Showing 1 to 18 of 18 compounds

5-(3-Fluoro-4-methoxyphenyl)-6-methyl-3-phenylpyrazolo[1,5-a]pyrimidine chemical structure, C20H16FN3O, CAS 861207-37-6
5-(3-Fluoro-4-methoxyphenyl)-6-methyl-3-phenylpyrazolo[1,5-a]pyrimidine
CAS 861207-37-6C20H16FN3O
3-(4-Fluorophenyl)-7-(3-methoxyphenyl)-2-methylpyrazolo[1,5-a]pyrimidine chemical structure, C20H16FN3O, CAS 878994-38-8
3-(4-Fluorophenyl)-7-(3-methoxyphenyl)-2-methylpyrazolo[1,5-a]pyrimidine
CAS 878994-38-8C20H16FN3O
4-(2-Fluorophenyl)-5,13,17-triazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(10),2,4,6,11(16)-pentaen-12-one chemical structure, C20H16FN3O, CAS 1245917-56-9
4-(2-Fluorophenyl)-5,13,17-triazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(10),2,4,6,11(16)-pentaen-12-one
CAS 1245917-56-9C20H16FN3O
12-(4-Fluorophenyl)-3,4,5,12-tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one chemical structure, C20H16FN3O, CAS 669718-29-0
12-(4-Fluorophenyl)-3,4,5,12-tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one
CAS 669718-29-0C20H16FN3O
2-[(4-Fluorophenyl)amino]-7-phenyl-7,8-dihydroquinazolin-5(6H)-one chemical structure, C20H16FN3O, CAS 714945-97-8
2-[(4-Fluorophenyl)amino]-7-phenyl-7,8-dihydroquinazolin-5(6H)-one
CAS 714945-97-8C20H16FN3O
1-(4-Fluorophenyl)-4-(1-(prop-2-yn-1-yl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one chemical structure, C20H16FN3O, CAS 890642-28-1
1-(4-Fluorophenyl)-4-(1-(prop-2-yn-1-yl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one
CAS 890642-28-1C20H16FN3O
(E)-1-(2,4-Dimethylpyrazolo[1,5-a]benzimidazol-3-yl)-3-(2-fluorophenyl)prop-2-en-1-one chemical structure, C20H16FN3O, CAS 342594-79-0
(E)-1-(2,4-Dimethylpyrazolo[1,5-a]benzimidazol-3-yl)-3-(2-fluorophenyl)prop-2-en-1-one
CAS 342594-79-0C20H16FN3O
1-(2-Fluorophenyl)-4-(1-(prop-2-yn-1-yl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one chemical structure, C20H16FN3O, CAS 847396-20-7
1-(2-Fluorophenyl)-4-(1-(prop-2-yn-1-yl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one
CAS 847396-20-7C20H16FN3O
4-Fluorobenzyl 2-(2-methylpyrazolo[1,5-A]pyrimidin-7-yl)phenyl ether chemical structure, C20H16FN3O, CAS 551931-26-1
4-Fluorobenzyl 2-(2-methylpyrazolo[1,5-A]pyrimidin-7-yl)phenyl ether
CAS 551931-26-1C20H16FN3O
6-(4-Fluorophenyl)-3-(4-methoxybenzyl)imidazo[1,2-a]pyrimidine chemical structure, C20H16FN3O, CAS 1029712-77-3
6-(4-Fluorophenyl)-3-(4-methoxybenzyl)imidazo[1,2-a]pyrimidine
CAS 1029712-77-3C20H16FN3O
3-(4-Fluorophenyl)-7-(2-methoxyphenyl)-2-methylpyrazolo[1,5-a]pyrimidine chemical structure, C20H16FN3O, CAS 886155-17-5
3-(4-Fluorophenyl)-7-(2-methoxyphenyl)-2-methylpyrazolo[1,5-a]pyrimidine
CAS 886155-17-5C20H16FN3O
3-(1-(2-Fluorobenzyl)-1H-benzo[d]imidazol-2-yl)-1-methylpyridin-2(1H)-one chemical structure, C20H16FN3O, CAS 1202997-42-9
3-(1-(2-Fluorobenzyl)-1H-benzo[d]imidazol-2-yl)-1-methylpyridin-2(1H)-one
CAS 1202997-42-9C20H16FN3O
5-[(3-Fluorophenyl)methyl]-2-(4-methylphenyl)-4H,5H-pyrazolo[1,5-a]pyrazin-4-one chemical structure, C20H16FN3O, CAS 1021224-38-3
5-[(3-Fluorophenyl)methyl]-2-(4-methylphenyl)-4H,5H-pyrazolo[1,5-a]pyrazin-4-one
CAS 1021224-38-3C20H16FN3O
2-(4-Fluorophenyl)-5-(3-methylbenzyl)pyrazolo[1,5-a]pyrazin-4(5H)-one chemical structure, C20H16FN3O, CAS 1359483-94-5
2-(4-Fluorophenyl)-5-(3-methylbenzyl)pyrazolo[1,5-a]pyrazin-4(5H)-one
CAS 1359483-94-5C20H16FN3O
6-[(2-Fluorophenyl)methyl]-1-[(pyridin-3-yl)methyl]-1H,6H,7H-pyrrolo[2,3-c]pyridin-7-one chemical structure, C20H16FN3O, CAS 1340975-61-2
6-[(2-Fluorophenyl)methyl]-1-[(pyridin-3-yl)methyl]-1H,6H,7H-pyrrolo[2,3-c]pyridin-7-one
CAS 1340975-61-2C20H16FN3O
5-(2-Fluorobenzyl)-2-(4-methylphenyl)pyrazolo[1,5-a]pyrazin-4(5H)-one chemical structure, C20H16FN3O, CAS 1923140-31-1
5-(2-Fluorobenzyl)-2-(4-methylphenyl)pyrazolo[1,5-a]pyrazin-4(5H)-one
CAS 1923140-31-1C20H16FN3O
(E)-2-(4-Fluorophenyl)-N-(4-(phenyldiazenyl)phenyl)acetamide chemical structure, C20H16FN3O, CAS 1004254-22-1
(E)-2-(4-Fluorophenyl)-N-(4-(phenyldiazenyl)phenyl)acetamide
CAS 1004254-22-1C20H16FN3O
2-(4-Fluorophenyl)-5-[(4-methylphenyl)methyl]-4H,5H-pyrazolo[1,5-a]pyrazin-4-one chemical structure, C20H16FN3O, CAS 2325664-07-9
2-(4-Fluorophenyl)-5-[(4-methylphenyl)methyl]-4H,5H-pyrazolo[1,5-a]pyrazin-4-one
CAS 2325664-07-9C20H16FN3O

Frequently asked questions

What is the molar mass of C20H16FN3O?

The molar mass of C20H16FN3O is 333.37 g/mol, calculated from standard atomic weights for 20 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 333.1277 Da.

How many compounds have the formula C20H16FN3O?

CompoundList lists 18 compounds with the molecular formula C20H16FN3O, including 5-(3-Fluoro-4-methoxyphenyl)-6-methyl-3-phenylpyrazolo[1,5-a]pyrimidine, 3-(4-Fluorophenyl)-7-(3-methoxyphenyl)-2-methylpyrazolo[1,5-a]pyrimidine, 4-(2-Fluorophenyl)-5,13,17-triazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(10),2,4,6,11(16)-pentaen-12-one. 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 C20H16FN3O?

C20H16FN3O 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.