Molecular formula

C₂₁H₁₉FN₄O₃

33 compounds have this formula on CompoundList.

Molar mass: 394.41g/mol
Monoisotopic mass: 394.1441Da
Atoms: 48
Elements: 5
Rings plus double bonds: 14

The formula C21H19FN4O3 describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 1 fluorine atom, 4 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 × 2163.95%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 194.86%
1.008 × 19 = 19.152 g/mol
F Fluorine × 14.82%
18.998 × 1 = 18.998 g/mol
N Nitrogen × 414.21%
14.007 × 4 = 56.028 g/mol
O Oxygen × 312.17%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C21H19FN4O3

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

Showing 1 to 33 of 33 compounds

3-Fluoro-N-[4-(morpholine-4-carbonyl)-2-phenylpyrazol-3-yl]benzamide

CAS 403736-01-6C₂₁H₁₉FN₄O₃

N-Cyclopropyl-3-[3-[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]propanoylamino]benzamide

CAS 878449-77-5C₂₁H₁₉FN₄O₃

8-(2-Fluorophenoxy)-1,3-dimethyl-7-(2-methylbenzyl)-3,7-dihydro-1H-purine-2,6-dione

CAS 696615-49-3C₂₁H₁₉FN₄O₃

8-(4-Fluorophenoxy)-1,3-dimethyl-7-[(4-methylphenyl)methyl]purine-2,6-dione

CAS 359688-99-6C₂₁H₁₉FN₄O₃

4-Fluoro-N-[4-(morpholine-4-carbonyl)-2-phenylpyrazol-3-yl]benzamide

CAS 957481-34-4C₂₁H₁₉FN₄O₃

2-(4-Fluorobenzyl)-7-(3,4,5-trimethoxyphenyl)[1,2,4]triazolo[1,5-a]pyrimidine

CAS 1435985-56-0C₂₁H₁₉FN₄O₃

2-(4-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)butanamido)benzamide

CAS 946215-91-4C₂₁H₁₉FN₄O₃

4-(4-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)butanamido)benzamide

CAS 946266-92-8C₂₁H₁₉FN₄O₃

N-(4-Fluorophenyl)-2-(1-(4-methylbenzyl)-6-oxo-1,6-dihydropyridine-3-carbonyl)hydrazinecarboxamide

CAS 1105226-72-9C₂₁H₁₉FN₄O₃

N-[5-(2,5-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-1-(4-fluorophenyl)-5-oxopyrrolidine-3-carboxamide

CAS 1170795-67-1C₂₁H₁₉FN₄O₃

N-(4-(4-(2-Fluorophenyl)piperazine-1-carbonyl)oxazol-2-yl)benzamide

CAS 1286699-13-5C₂₁H₁₉FN₄O₃

3-(5-(1-(2-(4-Fluorophenyl)acetyl)azetidin-3-yl)-1,2,4-oxadiazol-3-yl)-N-methylbenzamide

CAS 1396844-69-1C₂₁H₁₉FN₄O₃

1-(3-(2,3-Dihydro-1H-benzo[d]imidazo[1,2-a]imidazole-1-carbonyl)azetidin-1-yl)-2-(2-fluorophenoxy)ethanone

CAS 1448133-82-1C₂₁H₁₉FN₄O₃

2-(4-Fluorophenoxy)-N-(1-methyl-6-oxo-4-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-b]pyridin-3-yl)acetamide

CAS 1171977-41-5C₂₁H₁₉FN₄O₃

$N-(3-Fluorophenyl)-6-(3-methoxypropyl)-2-oxo-1,6,8-triazatricyclo[7.4.0.0^{3,7}]trideca-3(7),4,8,10,12-pentaene-5-carboxamide chemical structure, C21H19FN4O3, CAS 902018-32-0$

N-(3-Fluorophenyl)-6-(3-methoxypropyl)-2-oxo-1,6,8-triazatricyclo[7.4.0.0^{3,7}]trideca-3(7),4,8,10,12-pentaene-5-carboxamide

CAS 902018-32-0C₂₁H₁₉FN₄O₃

N-Benzyl-2-(1-(3-fluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carbonyl)hydrazinecarboxamide

CAS 1105206-02-7C₂₁H₁₉FN₄O₃

2-(1-(3-Fluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carbonyl)-N-(m-tolyl)hydrazinecarboxamide

CAS 1105206-14-1C₂₁H₁₉FN₄O₃

N-(4-Acetamidophenyl)-2-{[2-(4-fluorophenyl)-6-methylpyrimidin-4-yl]oxy}acetamide

CAS 1251683-96-1C₂₁H₁₉FN₄O₃

7-[3-(4-Fluorophenyl)-1,2,4-oxadiazol-5-yl]-3-(3-methylbutyl)-1,2,3,4-tetrahydroquinazoline-2,4-dione

CAS 1358499-28-1C₂₁H₁₉FN₄O₃

N-[2-(6-Fluoro-4-oxoquinazolin-3(4H)-yl)ethyl]-5-oxo-1-phenylpyrrolidine-3-carboxamide

CAS 1574484-66-4C₂₁H₁₉FN₄O₃

N-(2-Fluorophenyl)-2-(6-(methoxymethyl)-2-oxo-7-phenyl-2,3-dihydro-1H-imidazo[1,2-b]pyrazol-3-yl)acetamide

CAS 1421525-55-4C₂₁H₁₉FN₄O₃

2-(6-(4-Fluorophenyl)-7-methyl-2-oxo-2,3-dihydro-1H-imidazo[1,2-b]pyrazol-3-yl)-N-(2-methoxyphenyl)acetamide

CAS 1421510-10-2C₂₁H₁₉FN₄O₃

1-Methoxypropan-2-yl 2-amino-1-(3-fluorophenyl)pyrrolo[3,2-b]quinoxaline-3-carboxylate

CAS 799800-43-4C₂₁H₁₉FN₄O₃

6-(3,5-Dimethoxybenzyl)-1-(4-fluorophenyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazin-7(6H)-one

CAS 941915-27-1C₂₁H₁₉FN₄O₃

Frequently asked questions

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What is the molar mass of C21H19FN4O3?

The molar mass of C21H19FN4O3 is 394.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 1 fluorine atom, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 394.1441 Da.

How many compounds have the formula C21H19FN4O3?

CompoundList lists 33 compounds with the molecular formula C21H19FN4O3, including 3-Fluoro-N-[4-(morpholine-4-carbonyl)-2-phenylpyrazol-3-yl]benzamide, N-Cyclopropyl-3-[3-[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]propanoylamino]benzamide, 8-(2-Fluorophenoxy)-1,3-dimethyl-7-(2-methylbenzyl)-3,7-dihydro-1H-purine-2,6-dione. 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 C21H19FN4O3?

C21H19FN4O3 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.