Molecular formula

C₁₅H₉N₃O

26 compounds have this formula on CompoundList.

Molar mass: 247.26g/mol
Monoisotopic mass: 247.0746Da
Atoms: 28
Elements: 4
Rings plus double bonds: 13

The formula C15H9N3O describes a molecule made of 15 carbon atoms, 9 hydrogen atoms, 3 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 × 1572.87%
12.011 × 15 = 180.165 g/mol
H Hydrogen × 93.67%
1.008 × 9 = 9.072 g/mol
N Nitrogen × 316.99%
14.007 × 3 = 42.021 g/mol
O Oxygen × 16.47%
15.999 × 1 = 15.999 g/mol

Look up another formula

Compounds with the formula C15H9N3O

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

Showing 1 to 26 of 26 compounds

11H-Indeno[1,2-b]quinoxalin-11-one oxime

CAS 23146-22-7C₁₅H₉N₃O

(2E)-2-(1,3-Benzoxazol-2-yl)-3-(pyridin-4-yl)prop-2-enenitrile

CAS 587012-31-5C₁₅H₉N₃O

6-Amino-7H-benzo[e]perimidin-7-one

CAS 3044-04-0C₁₅H₉N₃O

6-(1H-Indole-3-carbonyl)picolinonitrile

CAS 2378039-21-3C₁₅H₉N₃O

(2E)-2-(1,3-Benzoxazol-2-yl)-3-(pyridin-3-yl)prop-2-enenitrile

CAS 573705-00-7C₁₅H₉N₃O

3-(3-Phenyl-1,2,4-oxadiazol-5-yl)benzonitrile

CAS 1165931-57-6C₁₅H₉N₃O

2-(Quinoxalin-2-yl)benzo[d]oxazole

CAS 24613-98-7C₁₅H₉N₃O

4-Cyano-N-(4-cyanophenyl)benzamide

CAS 132640-25-6C₁₅H₉N₃O

3-(Cyanomethoxy)pyrido[1,2-a]indole-10-carbonitrile

CAS 339107-10-7C₁₅H₉N₃O

1,2,4-Triazatriphenylen-3-ol

CAS 32723-14-1C₁₅H₉N₃O

1-(1H-1,2,3-Benzotriazol-1-yl)-3-phenylprop-2-yn-1-one

CAS 647833-19-0C₁₅H₉N₃O

2-(3-Cyanophenyl)-4-(pyridin-2-yl)-1,3-oxazole

CAS 327056-47-3C₁₅H₉N₃O

1-Benzoyl-1H-pyrrolo(2,3-b)pyridine-6-carbonitrile

CAS 143468-08-0C₁₅H₉N₃O

4-(5-Phenyl-1,3,4-oxadiazol-2-yl)benzonitrile

CAS 1874-33-5C₁₅H₉N₃O

3-Cyano-N-(4-cyanophenyl)benzamide

CAS 143330-44-3C₁₅H₉N₃O

5-(3-Cyanophenyl)-3-(pyridin-2-yl)-1,2-oxazole

CAS 327058-83-3C₁₅H₉N₃O

5H-[1,2,4]Triazolo[5,1-a]isoindol-5-one, 2-phenyl-

CAS 57387-99-2C₁₅H₉N₃O

2-(5-Phenyl-1,3,4-oxadiazol-2-yl)benzonitrile

CAS 62715-70-2C₁₅H₉N₃O

12-Iminoisoindolo[1,2-b]quinazolin-10(12H)-one

CAS 68254-44-4C₁₅H₉N₃O

2-Oxo-3-phenyl-1,2-dihydro-1,6-naphthyridine-5-carbonitrile

CAS 1238324-43-0C₁₅H₉N₃O

Anthracene-1-carbonyl azide

CAS 126566-86-7C₁₅H₉N₃O

4-(3-Formylimidazo[1,2-a]pyridin-2-yl)benzonitrile

CAS 2100855-03-4C₁₅H₉N₃O

3-Phenyl-2-quinoxalinecarbonitrile 1-oxide

CAS 18916-51-3C₁₅H₉N₃O

3-Phenyl-2-quinoxalinecarbonitrile 4-oxide

CAS 18457-82-4C₁₅H₉N₃O

Frequently asked questions

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What is the molar mass of C15H9N3O?

The molar mass of C15H9N3O is 247.26 g/mol, calculated from standard atomic weights for 15 carbon atoms, 9 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 247.0746 Da.

How many compounds have the formula C15H9N3O?

CompoundList lists 26 compounds with the molecular formula C15H9N3O, including 11H-Indeno[1,2-b]quinoxalin-11-one oxime, (2E)-2-(1,3-Benzoxazol-2-yl)-3-(pyridin-4-yl)prop-2-enenitrile, 6-Amino-7H-benzo[e]perimidin-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 C15H9N3O?

C15H9N3O has a degree of unsaturation of 13. 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.