Molecular formula

C₂₁H₂₁FN₆O₃

20 compounds have this formula on CompoundList.

Molar mass: 424.44g/mol
Monoisotopic mass: 424.1659Da
Atoms: 52
Elements: 5
Rings plus double bonds: 14

The formula C21H21FN6O3 describes a molecule made of 21 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 6 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 × 2159.43%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 214.99%
1.008 × 21 = 21.168 g/mol
F Fluorine × 14.48%
18.998 × 1 = 18.998 g/mol
N Nitrogen × 619.80%
14.007 × 6 = 84.042 g/mol
O Oxygen × 311.31%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C21H21FN6O3

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

Showing 1 to 20 of 20 compounds

Enbezotinib

CAS 2359649-81-1C₂₁H₂₁FN₆O₃

Enbezotinib (enantiomer)

CAS 2359650-19-2C₂₁H₂₁FN₆O₃

2-(3,5-Dimethylisoxazol-4-yl)-N-(2-(5-(4-fluorobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)acetamide

CAS 1172282-65-3C₂₁H₂₁FN₆O₃

PF-06895751

CAS 1455009-85-4C₂₁H₂₁FN₆O₃

8-(3,5-Dimethylpyrazolyl)-7-[(4-fluorophenyl)methyl]-3-methyl-1-(2-oxopropyl)-1,3,7-trihydropurine-2,6-dione

CAS 1013972-20-7C₂₁H₂₁FN₆O₃

8-(3,5-Dimethylpyrazolyl)-7-[(2-fluorophenyl)methyl]-3-methyl-1-(2-oxopropyl)-1,3,7-trihydropurine-2,6-dione

CAS 1013969-92-0C₂₁H₂₁FN₆O₃

3-(3,5-Dimethylisoxazol-4-yl)-N-(2-((3-(3-fluorophenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)propanamide

CAS 1203255-30-4C₂₁H₂₁FN₆O₃

1-(3-Fluorophenyl)-N-{2-[4-methyl-5-oxo-3-(pyridin-2-yl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]ethyl}-5-oxopyrrolidine-3-carboxamide

CAS 1211367-68-8C₂₁H₂₁FN₆O₃

1-(4-Ethoxyphenyl)-N-((1-(3-fluorophenyl)-1H-tetrazol-5-yl)methyl)-5-oxopyrrolidine-3-carboxamide

CAS 921501-80-6C₂₁H₂₁FN₆O₃

N-(2-(4-(4-Fluorophenyl)-6-oxopyrimidin-1(6H)-yl)ethyl)-6-morpholinopyrimidine-4-carboxamide

CAS 1903480-39-6C₂₁H₂₁FN₆O₃

N-(1-(4-Ethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-methyl-1H-pyrazol-5-yl)-1-(4-fluorophenyl)-5-oxopyrrolidine-3-carboxamide

CAS 1006025-08-6C₂₁H₂₁FN₆O₃

5-Fluoro-2-{4-[2-(3-methyl-6-oxo-1,6-dihydropyridazin-1-yl)acetyl]piperazin-1-yl}-6-phenyl-3,4-dihydropyrimidin-4-one

CAS 2548994-04-1C₂₁H₂₁FN₆O₃

5-Fluoro-2-{4-[2-(4-methyl-6-oxo-1,6-dihydropyrimidin-1-yl)acetyl]piperazin-1-yl}-6-phenyl-3,4-dihydropyrimidin-4-one

CAS 2548979-68-4C₂₁H₂₁FN₆O₃

6-Ethyl-5-fluoro-2-{5-[5-(pyridin-3-yl)-1,2-oxazole-3-carbonyl]-octahydropyrrolo[3,4-c]pyrrol-2-yl}-3,4-dihydropyrimidin-4-one

CAS 2640977-32-6C₂₁H₂₁FN₆O₃

6-{4-[5-Fluoro-6-(4-methoxyphenyl)pyrimidin-4-yl]piperazine-1-carbonyl}-2-methyl-2,3-dihydropyridazin-3-one

CAS 2380188-62-3C₂₁H₂₁FN₆O₃

2-(2-{4-[5-Fluoro-6-(4-methoxyphenyl)pyrimidin-4-yl]piperazin-1-yl}-2-oxoethyl)-2,3-dihydropyridazin-3-one

CAS 2380187-76-6C₂₁H₂₁FN₆O₃

N-{1-[5-Fluoro-6-(4-methoxyphenyl)pyrimidin-4-yl]azetidin-3-yl}-N,1-dimethyl-6-oxo-1,6-dihydropyridazine-3-carboxamide

CAS 2380194-82-9C₂₁H₂₁FN₆O₃

5-(4-(4-((5-Fluoronicotinamido)methyl)cyclohexyl)-1H-1,2,3-triazol-1-yl)nicotinic acid

CAS 2419417-82-4C₂₁H₂₁FN₆O₃

(R)-2-(1-((2-Amino-5-(5-cyano-1-methyl-3-((methylamino)methyl)-1H-pyrazol-4-yl)pyridin-3-yl)oxy)ethyl)-4-fluorobenzoicacid

CAS 1454850-15-7C₂₁H₂₁FN₆O₃

5-(4-((1R,3S)-3-((5-Fluoronicotinamido)methyl)cyclohexyl)-1H-1,2,3-triazol-1-yl)nicotinic acid

CAS 2418740-18-6C₂₁H₂₁FN₆O₃

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What is the molar mass of C21H21FN6O3?

The molar mass of C21H21FN6O3 is 424.44 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 6 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 424.1659 Da.

How many compounds have the formula C21H21FN6O3?

CompoundList lists 20 compounds with the molecular formula C21H21FN6O3, including Enbezotinib, Enbezotinib (enantiomer), 2-(3,5-Dimethylisoxazol-4-yl)-N-(2-(5-(4-fluorobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)acetamide. 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 C21H21FN6O3?

C21H21FN6O3 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.