Molecular formula

C₂₁H₁₆FN₃O₂

27 compounds have this formula on CompoundList.

Molar mass: 361.38g/mol
Monoisotopic mass: 361.1227Da
Atoms: 43
Elements: 5
Rings plus double bonds: 15

The formula C21H16FN3O2 describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen 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 × 2169.80%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 164.46%
1.008 × 16 = 16.128 g/mol
F Fluorine × 15.26%
18.998 × 1 = 18.998 g/mol
N Nitrogen × 311.63%
14.007 × 3 = 42.021 g/mol
O Oxygen × 28.85%
15.999 × 2 = 31.998 g/mol

Look up another formula

Compounds with the formula C21H16FN3O2

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

Showing 1 to 27 of 27 compounds

(5E)-3-(4-Fluorobenzyl)-5-[(1-phenyl-1H-pyrrol-2-yl)methylene]imidazolidine-2,4-dione

CAS 1164451-37-9C₂₁H₁₆FN₃O₂

N-[7-(4-Fluorophenyl)-5-oxo-5,6,7,8-tetrahydroquinazolin-2-yl]benzamide

CAS 333758-36-4C₂₁H₁₆FN₃O₂

7-[(4-Fluorophenyl)[(3-hydroxypyridin-2-yl)amino]methyl]quinolin-8-ol

CAS 496013-39-9C₂₁H₁₆FN₃O₂

7-[(2-Fluorophenyl)[(3-hydroxypyridin-2-yl)amino]methyl]quinolin-8-ol

CAS 496013-44-6C₂₁H₁₆FN₃O₂

4(1H)-Pyridazinone, 1-(3-fluorophenyl)-6-methyl-3-(2-quinolinylmethoxy)-

CAS 146824-87-5C₂₁H₁₆FN₃O₂

4(1H)-Pyridazinone, 1-(4-fluorophenyl)-6-methyl-3-(2-quinolinylmethoxy)-

CAS 146824-88-6C₂₁H₁₆FN₃O₂

6-(4-Fluorophenyl)-3-methyl-N-(phenylmethyl)isoxazolo[5,4-b]pyridine-4-carboxamide

CAS 950163-14-1C₂₁H₁₆FN₃O₂

2-(2-Fluorophenoxy)-N-[2-(1H-pyrrol-1-yl)quinolin-8-yl]acetamide

CAS 1226448-72-1C₂₁H₁₆FN₃O₂

5-(4-Fluorophenyl)-3-(3-nitrophenyl)-2-phenyl-3,4-dihydropyrazole

CAS 488746-25-4C₂₁H₁₆FN₃O₂

4-Fluoro-N-(5-oxo-7-phenyl-5,6,7,8-tetrahydroquinazolin-2-yl)benzamide

CAS 775293-32-8C₂₁H₁₆FN₃O₂

3-(4-Fluorophenyl)-8-(furan-2-yl)-2-methyl-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one

CAS 876668-30-3C₂₁H₁₆FN₃O₂

2-[(E)-[1-(4-Fluorophenyl)-2,5-dimethylpyrrol-3-yl]methylideneamino]isoindole-1,3-dione

CAS 347913-87-5C₂₁H₁₆FN₃O₂

3-Benzyl-1-[(2-fluorophenyl)methyl]-1H,2H,3H,4H-pyrido[2,3-d]pyrimidine-2,4-dione

CAS 902959-76-6C₂₁H₁₆FN₃O₂

1-(2-Fluorobenzyl)-5-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)pyridin-2(1H)-one

CAS 1251616-45-1C₂₁H₁₆FN₃O₂

3-(4-Fluorophenyl)-5,7-di(furan-2-yl)-2-methyl-6,7-dihydropyrazolo[1,5-a]pyrimidine

CAS 891442-34-5C₂₁H₁₆FN₃O₂

(7,8-Dihydropyrido[4,3-d]pyrimidin-6(5H)-yl)(2-(4-fluorobenzoyl)phenyl)methanone

CAS 1797183-94-8C₂₁H₁₆FN₃O₂

2-(2-Fluorophenyl)-7-(isoquinolin-4-yl)-5,7-diazaspiro[3.4]octane-6,8-dione

CAS 2853540-45-9C₂₁H₁₆FN₃O₂

3-Fluoro-N-(5-oxo-7-phenyl-5,6,7,8-tetrahydroquinazolin-2-yl)benzamide

CAS 877788-17-5C₂₁H₁₆FN₃O₂

Methyl 1-(2-fluorophenyl)-3-methyl-6-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylate

CAS 1011400-05-7C₂₁H₁₆FN₃O₂

3-Benzyl-1-(4-fluorobenzyl)pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione

CAS 921873-92-9C₂₁H₁₆FN₃O₂

3-Benzyl-1-(2-fluorobenzyl)pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione

CAS 921530-94-1C₂₁H₁₆FN₃O₂

3-[5-(4-Fluorophenyl)-1,2,4-oxadiazol-3-yl]-2-methoxy-6-(4-methylphenyl)pyridine

CAS 708249-50-7C₂₁H₁₆FN₃O₂

N-(4-Fluorobenzyl)-2-[2-(2-pyridinyl)-1,3-benzoxazol-5-yl]acetamide

CAS 866041-10-3C₂₁H₁₆FN₃O₂

2-(4-Fluorophenyl)-N-(5-methyl-2-phenyloxazolo[5,4-b]pyridin-6-yl)acetamide

CAS 2034317-39-8C₂₁H₁₆FN₃O₂

Frequently asked questions

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What is the molar mass of C21H16FN3O2?

The molar mass of C21H16FN3O2 is 361.38 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 361.1227 Da.

How many compounds have the formula C21H16FN3O2?

CompoundList lists 27 compounds with the molecular formula C21H16FN3O2, including (5E)-3-(4-Fluorobenzyl)-5-[(1-phenyl-1H-pyrrol-2-yl)methylene]imidazolidine-2,4-dione, N-[7-(4-Fluorophenyl)-5-oxo-5,6,7,8-tetrahydroquinazolin-2-yl]benzamide, 7-[(4-Fluorophenyl)[(3-hydroxypyridin-2-yl)amino]methyl]quinolin-8-ol. 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 C21H16FN3O2?

C21H16FN3O2 has a degree of unsaturation of 15. 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.