Molecular formula

C₁₃H₈N₄O

22 compounds have this formula on CompoundList.

Molar mass: 236.23g/mol
Monoisotopic mass: 236.0698Da
Atoms: 26
Elements: 4
Rings plus double bonds: 12

The formula C13H8N4O describes a molecule made of 13 carbon atoms, 8 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. 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 × 1366.10%
12.011 × 13 = 156.143 g/mol
H Hydrogen × 83.41%
1.008 × 8 = 8.064 g/mol
N Nitrogen × 423.72%
14.007 × 4 = 56.028 g/mol
O Oxygen × 16.77%
15.999 × 1 = 15.999 g/mol

Look up another formula

Compounds with the formula C13H8N4O

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

Showing 1 to 22 of 22 compounds

AG 112

CAS 122520-87-0C₁₃H₈N₄O

4-Methyl-6-oxo-1-phenyl-1,6-dihydro-pyridazine-3,5-dicarbonitrile

CAS 124315-52-2C₁₃H₈N₄O

9-Amino-7a,8,10-triaza-cyclopenta[a]phenalen-7-one

CAS 18596-11-7C₁₃H₈N₄O

7-(1-Benzofuran-2-yl)[1,2,4]triazolo[1,5-a]pyrimidine

CAS 1436003-54-1C₁₃H₈N₄O

2-Azido-9-fluorenone oxime

CAS 73332-86-2C₁₃H₈N₄O

6-Amino-2-oxo-4-phenyl-1,2-dihydropyridine-3,5-dicarbonitrile

CAS 67720-42-7C₁₃H₈N₄O

7-Hydroxy-5-phenylpyrazolo[1,5-a]pyrimidine-3-carbonitrile

CAS 1429250-98-5C₁₃H₈N₄O

2-Oxo-4-(phenylamino)-1,2-dihydropyridine-3,5-dicarbonitrile

CAS 371926-03-3C₁₃H₈N₄O

2,3-Pyrazinedicarbonitrile, 5-(4-methoxyphenyl)-

CAS 67170-60-9C₁₃H₈N₄O

2-Dibenzofuran-3-yltetrazole

CAS 728027-19-8C₁₃H₈N₄O

12H-Pyrido[2',3':5,6][1,4]oxazino[2,3-b]quinoxaline

CAS 72119-84-7C₁₃H₈N₄O

9(10H)-Acridinone, 3-azido-

CAS 61068-67-5C₁₃H₈N₄O

Propanedinitrile, (2-amino-3-cyano-4H-1-benzopyran-4-yl)-

CAS 89770-20-7C₁₃H₈N₄O

[4-(1-Benzofuran-2-yl)pyrimidin-2-yl]cyanamide

CAS 1144500-10-6C₁₃H₈N₄O

2-(2-Azidophenyl)benzoxazole

CAS 63586-48-1C₁₃H₈N₄O

2-(1H-Indazol-5-yloxy)-3-pyridinecarbonitrile

CAS 478834-90-1C₁₃H₈N₄O

N-[1-(Dicyanomethylidene)-1H-isoindol-3-yl]acetamide

CAS 76751-00-3C₁₃H₈N₄O

5-Methyl-3a,7a-dihydro-2-benzofuran-1,1,3,3-tetracarbonitrile

CAS 5153-11-7C₁₃H₈N₄O

(3Z)-2-Amino-4-(3-hydroxyphenyl)buta-1,3-diene-1,1,3-tricarbonitrile

CAS 1094048-79-9C₁₃H₈N₄O

6,6'-(Hydroxymethylene)di(pyridine-2-carbonitrile)

CAS 114454-30-7C₁₃H₈N₄O

1,5-Dihydro-10H-indazolo[5,6-b][1,8]naphthyridin-10-one

CAS 173094-87-6C₁₃H₈N₄O

(3aS,7aS)-4-Methyl-3a,7a-dihydro-2-benzofuran-1,1,3,3-tetracarbonitrile

CAS 140668-81-1C₁₃H₈N₄O

Frequently asked questions

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What is the molar mass of C13H8N4O?

The molar mass of C13H8N4O is 236.23 g/mol, calculated from standard atomic weights for 13 carbon atoms, 8 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 236.0698 Da.

How many compounds have the formula C13H8N4O?

CompoundList lists 22 compounds with the molecular formula C13H8N4O, including AG 112, 4-Methyl-6-oxo-1-phenyl-1,6-dihydro-pyridazine-3,5-dicarbonitrile, 9-Amino-7a,8,10-triaza-cyclopenta[a]phenalen-7-one. 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 C13H8N4O?

C13H8N4O has a degree of unsaturation of 12. 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.