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Molecular formula

C18H13ClN4O

33 compounds have this formula on CompoundList.

Molar mass
336.78g/mol
Monoisotopic mass
336.0778Da
Atoms
37
Elements
5
Rings plus double bonds
14

The formula C18H13ClN4O describes a molecule made of 18 carbon atoms, 13 hydrogen atoms, 1 chlorine atom, 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 × 1864.20%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 133.89%
    1.008 × 13 = 13.104 g/mol
  • Cl Chlorine × 110.53%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 416.64%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 14.75%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C18H13ClN4O

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

Showing 1 to 33 of 33 compounds

7-{2-[(4-Chlorobenzyl)oxy]phenyl}[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C18H13ClN4O, CAS 439109-59-8
7-{2-[(4-Chlorobenzyl)oxy]phenyl}[1,2,4]triazolo[1,5-a]pyrimidine
CAS 439109-59-8C18H13ClN4O
Ro 23-0364 chemical structure, C18H13ClN4O, CAS 113066-25-4
Ro 23-0364
CAS 113066-25-4C18H13ClN4O
Ttbk1-IN-2 chemical structure, C18H13ClN4O, CAS 2765453-51-6
Ttbk1-IN-2
CAS 2765453-51-6C18H13ClN4O
N-Benzyl-2-(3-chloroquinoxalin-2-yl)-2-cyanoacetamide chemical structure, C18H13ClN4O, CAS 722471-83-2
N-Benzyl-2-(3-chloroquinoxalin-2-yl)-2-cyanoacetamide
CAS 722471-83-2C18H13ClN4O
GABAA receptor agent 7 chemical structure, C18H13ClN4O, CAS 2376841-18-6
GABAA receptor agent 7
CAS 2376841-18-6C18H13ClN4O
1-(2-Chlorophenyl)-4-(1H-indole-2-carbonyl)-1H-pyrazol-5-amine chemical structure, C18H13ClN4O, CAS 2064050-79-7
1-(2-Chlorophenyl)-4-(1H-indole-2-carbonyl)-1H-pyrazol-5-amine
CAS 2064050-79-7C18H13ClN4O
2-Aminomethylene-8-chloro-2,4-dihydro-6-phenyl-1H-imidazo(1,2-a)(1,4)benzodiazepin-1-one chemical structure, C18H13ClN4O, CAS 61197-59-9
2-Aminomethylene-8-chloro-2,4-dihydro-6-phenyl-1H-imidazo(1,2-a)(1,4)benzodiazepin-1-one
CAS 61197-59-9C18H13ClN4O
6-[(4-Chloronaphthalen-1-yl)oxy]quinazoline-2,4-diamine chemical structure, C18H13ClN4O, CAS 38711-04-5
6-[(4-Chloronaphthalen-1-yl)oxy]quinazoline-2,4-diamine
CAS 38711-04-5C18H13ClN4O
2-Chloro-N-{4-[(E)-phenyldiazenyl]phenyl}pyridine-3-carboxamide chemical structure, C18H13ClN4O, CAS 328269-98-3
2-Chloro-N-{4-[(E)-phenyldiazenyl]phenyl}pyridine-3-carboxamide
CAS 328269-98-3C18H13ClN4O
5-Benzyl-1-(4-chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one chemical structure, C18H13ClN4O, CAS 852441-36-2
5-Benzyl-1-(4-chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one
CAS 852441-36-2C18H13ClN4O
5-Benzyl-1-(3-chlorophenyl)pyrazolo[3,4-d]pyrimidin-4-one chemical structure, C18H13ClN4O, CAS 895017-83-1
5-Benzyl-1-(3-chlorophenyl)pyrazolo[3,4-d]pyrimidin-4-one
CAS 895017-83-1C18H13ClN4O
Phenol, 4-[[2-amino-5-[(4-chlorophenyl)ethynyl]-4-pyrimidinyl]amino]- chemical structure, C18H13ClN4O, CAS 393856-31-0
Phenol, 4-[[2-amino-5-[(4-chlorophenyl)ethynyl]-4-pyrimidinyl]amino]-
CAS 393856-31-0C18H13ClN4O
1-(4-Chlorophenyl)-5-[(naphthalen-1-yloxy)methyl]-1H-tetrazole chemical structure, C18H13ClN4O, CAS 912903-91-4
1-(4-Chlorophenyl)-5-[(naphthalen-1-yloxy)methyl]-1H-tetrazole
CAS 912903-91-4C18H13ClN4O
1-(4-Chlorophenyl)-5-[(naphthalen-2-yloxy)methyl]-1H-tetrazole chemical structure, C18H13ClN4O, CAS 912903-94-7
1-(4-Chlorophenyl)-5-[(naphthalen-2-yloxy)methyl]-1H-tetrazole
CAS 912903-94-7C18H13ClN4O
2-Chloro-N-(1,3-dihydro-2H-benzimidazol-2-ylidene)-5-(1H-pyrrol-1-yl)benzamide chemical structure, C18H13ClN4O, CAS 1144460-64-9
2-Chloro-N-(1,3-dihydro-2H-benzimidazol-2-ylidene)-5-(1H-pyrrol-1-yl)benzamide
CAS 1144460-64-9C18H13ClN4O
7-{4-[(4-Chlorobenzyl)oxy]phenyl}[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C18H13ClN4O, CAS 1158505-59-9
7-{4-[(4-Chlorobenzyl)oxy]phenyl}[1,2,4]triazolo[1,5-a]pyrimidine
CAS 1158505-59-9C18H13ClN4O
2-(4-Chlorobenzyl)-6-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one chemical structure, C18H13ClN4O, CAS 1251589-87-3
2-(4-Chlorobenzyl)-6-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one
CAS 1251589-87-3C18H13ClN4O
5-(2-Chlorobenzyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one chemical structure, C18H13ClN4O, CAS 852440-40-5
5-(2-Chlorobenzyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one
CAS 852440-40-5C18H13ClN4O
8-(4-Chlorophenyl)-9-methyl-2-phenyl-1H-purin-6(9H)-one chemical structure, C18H13ClN4O, CAS 61080-65-7
8-(4-Chlorophenyl)-9-methyl-2-phenyl-1H-purin-6(9H)-one
CAS 61080-65-7C18H13ClN4O
5-(3-Chlorophenyl)-3-methyl-1-phenyl-1,5-dihydro-6H-pyrazolo[3,4-d]pyrimidin-6-one chemical structure, C18H13ClN4O, CAS 603092-82-6
5-(3-Chlorophenyl)-3-methyl-1-phenyl-1,5-dihydro-6H-pyrazolo[3,4-d]pyrimidin-6-one
CAS 603092-82-6C18H13ClN4O
2-(5-Chloro-1-methyl-3-phenyl-1H-pyrazol-4-yl)-5-phenyl-1,3,4-oxadiazole chemical structure, C18H13ClN4O, CAS 318256-02-9
2-(5-Chloro-1-methyl-3-phenyl-1H-pyrazol-4-yl)-5-phenyl-1,3,4-oxadiazole
CAS 318256-02-9C18H13ClN4O
3-(4-Chlorophenyl)-7-cyclopropylpyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-6(7H)-one chemical structure, C18H13ClN4O, CAS 1210113-97-5
3-(4-Chlorophenyl)-7-cyclopropylpyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-6(7H)-one
CAS 1210113-97-5C18H13ClN4O
2-(3-Chlorobenzyl)-6-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one chemical structure, C18H13ClN4O, CAS 1251619-46-1
2-(3-Chlorobenzyl)-6-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one
CAS 1251619-46-1C18H13ClN4O
6-(1-Benzyl-5-chloro-1H-indazol-7-yl)pyrimidin-4(3H)-one chemical structure, C18H13ClN4O, CAS 1802433-65-3
6-(1-Benzyl-5-chloro-1H-indazol-7-yl)pyrimidin-4(3H)-one
CAS 1802433-65-3C18H13ClN4O

Frequently asked questions

What is the molar mass of C18H13ClN4O?

The molar mass of C18H13ClN4O is 336.78 g/mol, calculated from standard atomic weights for 18 carbon atoms, 13 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 336.0778 Da.

How many compounds have the formula C18H13ClN4O?

CompoundList lists 33 compounds with the molecular formula C18H13ClN4O, including 7-{2-[(4-Chlorobenzyl)oxy]phenyl}[1,2,4]triazolo[1,5-a]pyrimidine, Ro 23-0364, Ttbk1-IN-2. 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 C18H13ClN4O?

C18H13ClN4O 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.