Molecular formula

C₂₁H₁₄N₄O₂

20 compounds have this formula on CompoundList.

Molar mass: 354.37g/mol
Monoisotopic mass: 354.1117Da
Atoms: 41
Elements: 4
Rings plus double bonds: 17

The formula C21H14N4O2 describes a molecule made of 21 carbon atoms, 14 hydrogen atoms, 4 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 × 2171.18%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 143.98%
1.008 × 14 = 14.112 g/mol
N Nitrogen × 415.81%
14.007 × 4 = 56.028 g/mol
O Oxygen × 29.03%
15.999 × 2 = 31.998 g/mol

Look up another formula

Compounds with the formula C21H14N4O2

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

Showing 1 to 20 of 20 compounds

N-(2-Phenylbenzotriazol-5-yl)-1-benzofuran-2-carboxamide

CAS 332042-96-3C₂₁H₁₄N₄O₂

4'-(4-Nitrophenyl)-2,2':6',2''-terpyridine

CAS 129077-51-6C₂₁H₁₄N₄O₂

3-Methyl-10-(naphthalen-1-yl)benzo[g]pteridine-2,4(3H,10H)-dione

CAS 160510-39-4C₂₁H₁₄N₄O₂

2-(3-Nitrophenyl)-4,6-diphenyl-1,3,5-triazine

CAS 7753-05-1C₂₁H₁₄N₄O₂

10,12-Dimethyl-10,12-dihydro-7H,11H-benzo[de]imidazo[4',5':5,6]benzimidazo[2,1-a]isoquinoline-7,11-dione

CAS 331957-35-8C₂₁H₁₄N₄O₂

N-(1H-Benzimidazol-2-yl)-2-(furan-2-yl)quinoline-4-carboxamide

CAS 554426-34-5C₂₁H₁₄N₄O₂

5'-Amino-4''-methyl-3-nitro-1,1':3',1''-terphenyl-4',6'-dicarbonitrile

CAS 159924-80-8C₂₁H₁₄N₄O₂

2-(1-Phenylindol-5-yl)oxypyrido[3,4-d]pyrimidin-4-ol

CAS 1888420-97-0C₂₁H₁₄N₄O₂

1-(4-(2-(Furan-2-yl)-1H-imidazo[4,5-b]quinoxalin-1-yl)phenyl)ethanone

CAS 799821-26-4C₂₁H₁₄N₄O₂

Pyrazolo[1,5-a]pyrimidine-3-carboxamide, 7-(2-furanyl)-N-1-naphthalenyl-

CAS 932176-40-4C₂₁H₁₄N₄O₂

6-[3-(4-Methylphenyl)-1,2,4-oxadiazol-5-yl]-11H-pyrido[2,1-b]quinazolin-11-one

CAS 950276-49-0C₂₁H₁₄N₄O₂

Pyridin-2-yl(4-(3-(pyridin-4-yl)pyrazin-2-yloxy)phenyl)methanone

CAS 1231923-36-6C₂₁H₁₄N₄O₂

14-(Furan-2-yl)-2-methyl-14H-benzo[7,8]chromeno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine

CAS 879586-61-5C₂₁H₁₄N₄O₂

4-{2-[(Z)-2-(1H-Benzimidazol-2-yl)-2-cyanoethenyl]-1H-pyrrol-1-yl}benzoic acid

CAS 700861-75-2C₂₁H₁₄N₄O₂

3-[3-(1-Benzofuran-2-yl)-1-phenyl-1H-pyrazol-4-yl]-2-cyanoprop-2-enamide

CAS 387846-12-0C₂₁H₁₄N₄O₂

4-(3-Nitrophenyl)-2,6-dipyridin-2-ylpyridine

CAS 129077-50-5C₂₁H₁₄N₄O₂

3-Nitro-1,2-diphenyl-1H-imidazo[1,2-a]benzimidazole

CAS 79923-66-3C₂₁H₁₄N₄O₂

5-[(E)-(4-Aminonaphthalen-1-yl)diazenyl]naphtho[1,2-d][1,3]oxazol-2(1H)-one

CAS 62077-76-3C₂₁H₁₄N₄O₂

2-(4-Nitrophenyl)-4,6-diphenyl-1,3,5-triazine

CAS 13960-33-3C₂₁H₁₄N₄O₂

2-(2-Nitrophenyl)-4,6-diphenyl-1,3,5-triazine

CAS 1596320-69-2C₂₁H₁₄N₄O₂

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What is the molar mass of C21H14N4O2?

The molar mass of C21H14N4O2 is 354.37 g/mol, calculated from standard atomic weights for 21 carbon atoms, 14 hydrogen atoms, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 354.1117 Da.

How many compounds have the formula C21H14N4O2?

CompoundList lists 20 compounds with the molecular formula C21H14N4O2, including N-(2-Phenylbenzotriazol-5-yl)-1-benzofuran-2-carboxamide, 4'-(4-Nitrophenyl)-2,2':6',2''-terpyridine, 3-Methyl-10-(naphthalen-1-yl)benzo[g]pteridine-2,4(3H,10H)-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 C21H14N4O2?

C21H14N4O2 has a degree of unsaturation of 17. 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.