Molecular formula

C₂₁H₁₆F₃N₅O₂

27 compounds have this formula on CompoundList.

Molar mass: 427.39g/mol
Monoisotopic mass: 427.1256Da
Atoms: 47
Elements: 5
Rings plus double bonds: 15

The formula C21H16F3N5O2 describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 3 fluorine atoms, 5 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 × 2159.02%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 163.77%
1.008 × 16 = 16.128 g/mol
F Fluorine × 313.34%
18.998 × 3 = 56.994 g/mol
N Nitrogen × 516.39%
14.007 × 5 = 70.035 g/mol
O Oxygen × 27.49%
15.999 × 2 = 31.998 g/mol

Look up another formula

Compounds with the formula C21H16F3N5O2

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

Showing 1 to 27 of 27 compounds

4-Methyl-6-[2-(4-methylphenyl)pyrazol-3-yl]-2-[3-(trifluoromethyl)phenyl]-1,2,4-triazine-3,5-dione

CAS 477709-53-8C₂₁H₁₆F₃N₅O₂

N-[2-({3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}oxy)ethyl]-2-(trifluoromethyl)benzamide

CAS 946328-43-4C₂₁H₁₆F₃N₅O₂

5-(4-Methoxyphenyl)-N-(pyridin-3-ylmethyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxamide

CAS 292058-05-0C₂₁H₁₆F₃N₅O₂

4-[(4r)-7-Methyl-2,5-Bis(Oxidanylidene)-1-[3-(Trifluoromethyl)phenyl]-3,4,6,8-Tetrahydropyrimido[4,5-D]pyridazin-4-Yl]benzenecarbonitrile

CAS 1194453-23-0C₂₁H₁₆F₃N₅O₂

N-(2,6-Difluorobenzyl)-3-(1-(4-fluorophenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)propanamide

CAS 953201-85-9C₂₁H₁₆F₃N₅O₂

N-[2-({3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}oxy)ethyl]-4-(trifluoromethyl)benzamide

CAS 946272-38-4C₂₁H₁₆F₃N₅O₂

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

CAS 921890-10-0C₂₁H₁₆F₃N₅O₂

2-{7-Methyl-3-oxo-5-phenyl-2H,3H-[1,2,4]triazolo[4,3-c]pyrimidin-2-yl}-N-[3-(trifluoromethyl)phenyl]acetamide

CAS 1251697-20-7C₂₁H₁₆F₃N₅O₂

Prmt5-IN-39

CAS 3030464-01-5C₂₁H₁₆F₃N₅O₂

9-(3,4-Dimethylphenyl)-8-oxo-2-[3-(trifluoromethyl)phenyl]-8,9-dihydro-7H-purine-6-carboxamide

CAS 898446-91-8C₂₁H₁₆F₃N₅O₂

5-(3-Methoxyphenyl)-N-(pyridin-3-ylmethyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxamide

CAS 496031-79-9C₂₁H₁₆F₃N₅O₂

Fak-IN-22

CAS 2703920-02-7C₂₁H₁₆F₃N₅O₂

N-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-3-(trifluoromethyl)benzamide

CAS 899967-40-9C₂₁H₁₆F₃N₅O₂

9-(3,4-Dimethylphenyl)-8-oxo-2-[4-(trifluoromethyl)phenyl]-8,9-dihydro-7H-purine-6-carboxamide

CAS 898442-71-2C₂₁H₁₆F₃N₅O₂

5-Cyclopropyl-N-(5-methoxyquinolin-8-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxamide

CAS 606096-68-8C₂₁H₁₆F₃N₅O₂

2-(4-Oxo-1-(p-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-(2-(trifluoromethyl)phenyl)acetamide

CAS 863446-68-8C₂₁H₁₆F₃N₅O₂

2-(4-Oxo-1-(p-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-(4-(trifluoromethyl)phenyl)acetamide

CAS 863446-69-9C₂₁H₁₆F₃N₅O₂

2-[1-(2-Methylphenyl)-4-oxo-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-5-yl]-N-[2-(trifluoromethyl)phenyl]acetamide

CAS 895010-46-5C₂₁H₁₆F₃N₅O₂

2-[1-(2-Methylphenyl)-4-oxo-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-5-yl]-N-[3-(trifluoromethyl)phenyl]acetamide

CAS 895010-53-4C₂₁H₁₆F₃N₅O₂

2-(4-Oxo-1-(o-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-N-(4-(trifluoromethyl)phenyl)acetamide

CAS 895010-60-3C₂₁H₁₆F₃N₅O₂

N-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-2-(trifluoromethyl)benzamide

CAS 899738-36-4C₂₁H₁₆F₃N₅O₂

N-(1-(3,4-Dimethylphenyl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)-4-(trifluoromethyl)benzamide

CAS 900008-99-3C₂₁H₁₆F₃N₅O₂

2-(4-Methyl-7-oxo-1-phenylpyrazolo[3,4-d]pyridazin-6-yl)-N-[2-(trifluoromethyl)phenyl]acetamide

CAS 941972-69-6C₂₁H₁₆F₃N₅O₂

2-(4-Methyl-7-oxo-1-phenyl-1H-pyrazolo[3,4-d]pyridazin-6(7H)-yl)-N-(3-(trifluoromethyl)phenyl)acetamide

CAS 941914-95-0C₂₁H₁₆F₃N₅O₂

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What is the molar mass of C21H16F3N5O2?

The molar mass of C21H16F3N5O2 is 427.39 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 3 fluorine atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 427.1256 Da.

How many compounds have the formula C21H16F3N5O2?

CompoundList lists 27 compounds with the molecular formula C21H16F3N5O2, including 4-Methyl-6-[2-(4-methylphenyl)pyrazol-3-yl]-2-[3-(trifluoromethyl)phenyl]-1,2,4-triazine-3,5-dione, N-[2-({3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl}oxy)ethyl]-2-(trifluoromethyl)benzamide, 5-(4-Methoxyphenyl)-N-(pyridin-3-ylmethyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxamide. 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 C21H16F3N5O2?

C21H16F3N5O2 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.