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Molecular formula

C18H12ClN3O2

38 compounds have this formula on CompoundList.

Molar mass
337.76g/mol
Monoisotopic mass
337.0618Da
Atoms
36
Elements
5
Rings plus double bonds
14

The formula C18H12ClN3O2 describes a molecule made of 18 carbon atoms, 12 hydrogen atoms, 1 chlorine atom, 3 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 × 1864.01%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 123.58%
    1.008 × 12 = 12.096 g/mol
  • Cl Chlorine × 110.50%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 312.44%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 29.47%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C18H12ClN3O2

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

Showing 1 to 38 of 38 compounds

2-Chloro-N-{5H-chromeno[4,3-d]pyrimidin-2-yl}benzamide chemical structure, C18H12ClN3O2, CAS 866041-25-0
2-Chloro-N-{5H-chromeno[4,3-d]pyrimidin-2-yl}benzamide
CAS 866041-25-0C18H12ClN3O2
4-Chloro-N-{5H-chromeno[4,3-d]pyrimidin-2-yl}benzamide chemical structure, C18H12ClN3O2, CAS 866041-28-3
4-Chloro-N-{5H-chromeno[4,3-d]pyrimidin-2-yl}benzamide
CAS 866041-28-3C18H12ClN3O2
N-(3-Chloro-4-cyanophenyl)-5-methyl-3-phenyl-1,2-oxazole-4-carboxamide chemical structure, C18H12ClN3O2, CAS 871088-44-7
N-(3-Chloro-4-cyanophenyl)-5-methyl-3-phenyl-1,2-oxazole-4-carboxamide
CAS 871088-44-7C18H12ClN3O2
N-(6-Chloro-2-phenylimidazo[1,2-a]pyridin-3-yl)furan-2-carboxamide chemical structure, C18H12ClN3O2, CAS 372506-48-4
N-(6-Chloro-2-phenylimidazo[1,2-a]pyridin-3-yl)furan-2-carboxamide
CAS 372506-48-4C18H12ClN3O2
3-(2-Chlorophenyl)-N-(3-cyanophenyl)-5-methyl-1,2-oxazole-4-carboxamide chemical structure, C18H12ClN3O2, CAS 519050-46-5
3-(2-Chlorophenyl)-N-(3-cyanophenyl)-5-methyl-1,2-oxazole-4-carboxamide
CAS 519050-46-5C18H12ClN3O2
3-(2-Chlorophenyl)-N-(2-cyanophenyl)-5-methyl-1,2-oxazole-4-carboxamide chemical structure, C18H12ClN3O2, CAS 885660-30-0
3-(2-Chlorophenyl)-N-(2-cyanophenyl)-5-methyl-1,2-oxazole-4-carboxamide
CAS 885660-30-0C18H12ClN3O2
3-(2-Chlorophenyl)-N-(4-cyanophenyl)-5-methyl-1,2-oxazole-4-carboxamide chemical structure, C18H12ClN3O2, CAS 519017-76-6
3-(2-Chlorophenyl)-N-(4-cyanophenyl)-5-methyl-1,2-oxazole-4-carboxamide
CAS 519017-76-6C18H12ClN3O2
4(3H)-Quinazolinone, 2-(4-chlorophenyl)-3-(3-methyl-5-isoxazolyl)- chemical structure, C18H12ClN3O2, CAS 90059-40-8
4(3H)-Quinazolinone, 2-(4-chlorophenyl)-3-(3-methyl-5-isoxazolyl)-
CAS 90059-40-8C18H12ClN3O2
4(3H)-Quinazolinone, 2-(2-chlorophenyl)-3-(3-methyl-5-isoxazolyl)- chemical structure, C18H12ClN3O2, CAS 90059-39-5
4(3H)-Quinazolinone, 2-(2-chlorophenyl)-3-(3-methyl-5-isoxazolyl)-
CAS 90059-39-5C18H12ClN3O2
3-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-methylquinolin-4(1H)-one chemical structure, C18H12ClN3O2, CAS 1207004-96-3
3-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-methylquinolin-4(1H)-one
CAS 1207004-96-3C18H12ClN3O2
3-(3-(3-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-1-methylquinolin-4(1H)-one chemical structure, C18H12ClN3O2, CAS 1081127-99-2
3-(3-(3-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-1-methylquinolin-4(1H)-one
CAS 1081127-99-2C18H12ClN3O2
3-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-methylquinolin-4(1H)-one chemical structure, C18H12ClN3O2, CAS 1207005-06-8
3-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-1-methylquinolin-4(1H)-one
CAS 1207005-06-8C18H12ClN3O2
2-(5-(4-Chlorophenyl)-2-methylfuran-3-yl)-5-(pyridin-3-yl)-1,3,4-oxadiazole chemical structure, C18H12ClN3O2, CAS 1396571-07-5
2-(5-(4-Chlorophenyl)-2-methylfuran-3-yl)-5-(pyridin-3-yl)-1,3,4-oxadiazole
CAS 1396571-07-5C18H12ClN3O2
4(3H)-Quinazolinone, 7-chloro-3-(3-methyl-5-isoxazolyl)-2-phenyl- chemical structure, C18H12ClN3O2, CAS 144485-81-4
4(3H)-Quinazolinone, 7-chloro-3-(3-methyl-5-isoxazolyl)-2-phenyl-
CAS 144485-81-4C18H12ClN3O2
4(3H)-Quinazolinone, 6-chloro-3-(3-methyl-5-isoxazolyl)-2-phenyl- chemical structure, C18H12ClN3O2, CAS 144485-85-8
4(3H)-Quinazolinone, 6-chloro-3-(3-methyl-5-isoxazolyl)-2-phenyl-
CAS 144485-85-8C18H12ClN3O2
5-[3-(2-Chlorophenyl)-5-methyl-1,2-oxazol-4-yl]-3-phenyl-1,2,4-oxadiazole chemical structure, C18H12ClN3O2, CAS 692280-56-1
5-[3-(2-Chlorophenyl)-5-methyl-1,2-oxazol-4-yl]-3-phenyl-1,2,4-oxadiazole
CAS 692280-56-1C18H12ClN3O2
5-[2-(5-Chloro-2-hydroxyanilino)vinyl]-3-phenyl-4-isoxazolecarbonitrile chemical structure, C18H12ClN3O2, CAS 303995-82-6
5-[2-(5-Chloro-2-hydroxyanilino)vinyl]-3-phenyl-4-isoxazolecarbonitrile
CAS 303995-82-6C18H12ClN3O2
3-[4-(Benzyloxy)phenoxy]-6-chloro-2-pyrazinecarbonitrile chemical structure, C18H12ClN3O2, CAS 356783-23-8
3-[4-(Benzyloxy)phenoxy]-6-chloro-2-pyrazinecarbonitrile
CAS 356783-23-8C18H12ClN3O2
N-[(3-Chlorophenyl)(cyano)methyl]-1-oxo-1,2-dihydroisoquinoline-3-carboxamide chemical structure, C18H12ClN3O2, CAS 1333896-94-8
N-[(3-Chlorophenyl)(cyano)methyl]-1-oxo-1,2-dihydroisoquinoline-3-carboxamide
CAS 1333896-94-8C18H12ClN3O2
N-[(3-Chlorophenyl)(cyano)methyl]-1-oxo-1,2-dihydroisoquinoline-4-carboxamide chemical structure, C18H12ClN3O2, CAS 1808726-19-3
N-[(3-Chlorophenyl)(cyano)methyl]-1-oxo-1,2-dihydroisoquinoline-4-carboxamide
CAS 1808726-19-3C18H12ClN3O2
3-(3-(3-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-6-methylquinolin-4(1H)-one chemical structure, C18H12ClN3O2, CAS 1260728-84-4
3-(3-(3-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-6-methylquinolin-4(1H)-one
CAS 1260728-84-4C18H12ClN3O2
3-(3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-6-methylquinolin-4(1H)-one chemical structure, C18H12ClN3O2, CAS 1260708-21-1
3-(3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-6-methylquinolin-4(1H)-one
CAS 1260708-21-1C18H12ClN3O2
1-(1-Nitro-9-acridinyl)pyridinium chloride chemical structure, C18H12ClN3O2, CAS 20141-88-2
1-(1-Nitro-9-acridinyl)pyridinium chloride
CAS 20141-88-2C18H12ClN3O2
N-[5-(1H-Benzimidazol-2-yl)-2-chlorophenyl]furan-2-carboxamide chemical structure, C18H12ClN3O2, CAS 839694-07-4
N-[5-(1H-Benzimidazol-2-yl)-2-chlorophenyl]furan-2-carboxamide
CAS 839694-07-4C18H12ClN3O2

Frequently asked questions

What is the molar mass of C18H12ClN3O2?

The molar mass of C18H12ClN3O2 is 337.76 g/mol, calculated from standard atomic weights for 18 carbon atoms, 12 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 337.0618 Da.

How many compounds have the formula C18H12ClN3O2?

CompoundList lists 38 compounds with the molecular formula C18H12ClN3O2, including 2-Chloro-N-{5H-chromeno[4,3-d]pyrimidin-2-yl}benzamide, 4-Chloro-N-{5H-chromeno[4,3-d]pyrimidin-2-yl}benzamide, N-(3-Chloro-4-cyanophenyl)-5-methyl-3-phenyl-1,2-oxazole-4-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 C18H12ClN3O2?

C18H12ClN3O2 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.