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Molecular formula

C19H16ClN5O3

27 compounds have this formula on CompoundList.

Molar mass
397.82g/mol
Monoisotopic mass
397.0942Da
Atoms
44
Elements
5
Rings plus double bonds
14

The formula C19H16ClN5O3 describes a molecule made of 19 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms and 3 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 × 1957.37%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 164.05%
    1.008 × 16 = 16.128 g/mol
  • Cl Chlorine × 18.91%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 517.60%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 312.07%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C19H16ClN5O3

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

Showing 1 to 27 of 27 compounds

N-(5-Chloro-2-methoxyphenyl)-2-(2-methyl-5-oxo-[1,2,4]triazolo[1,5-c]quinazolin-6-yl)acetamide chemical structure, C19H16ClN5O3, CAS 902285-23-8
N-(5-Chloro-2-methoxyphenyl)-2-(2-methyl-5-oxo-[1,2,4]triazolo[1,5-c]quinazolin-6-yl)acetamide
CAS 902285-23-8C19H16ClN5O3
N-(2-(5-(3-Chlorobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)furan-2-carboxamide chemical structure, C19H16ClN5O3, CAS 922009-25-4
N-(2-(5-(3-Chlorobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)furan-2-carboxamide
CAS 922009-25-4C19H16ClN5O3
Telomerase-IN-3 chemical structure, C19H16ClN5O3, CAS 150096-77-8
Telomerase-IN-3
CAS 150096-77-8C19H16ClN5O3
2-[5-(3-Chlorophenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-(4-methylphenyl)acetamide chemical structure, C19H16ClN5O3, CAS 1008482-62-9
2-[5-(3-Chlorophenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-(4-methylphenyl)acetamide
CAS 1008482-62-9C19H16ClN5O3
N-(4-chlorophenyl)-2-[5-(4-methylphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]acetamide chemical structure, C19H16ClN5O3, CAS 142228-86-2
N-(4-chlorophenyl)-2-[5-(4-methylphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]acetamide
CAS 142228-86-2C19H16ClN5O3
1-[3-(4-Chlorophenyl)-2,1-benzoxazol-5-yl]-N-(2-hydroxyethyl)-5-methyl-1H-1,2,3-triazole-4-carboxamide chemical structure, C19H16ClN5O3, CAS 951897-78-2
1-[3-(4-Chlorophenyl)-2,1-benzoxazol-5-yl]-N-(2-hydroxyethyl)-5-methyl-1H-1,2,3-triazole-4-carboxamide
CAS 951897-78-2C19H16ClN5O3
2-[5-(3-Chloro-4-methylphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-phenylacetamide chemical structure, C19H16ClN5O3, CAS 1009200-90-1
2-[5-(3-Chloro-4-methylphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-phenylacetamide
CAS 1009200-90-1C19H16ClN5O3
4-Pyrimidineacetamide, 6-((2-(aminocarbonyl)phenyl)amino)-2-(4-chlorophenyl)-N-hydroxy- chemical structure, C19H16ClN5O3, CAS 57630-88-3
4-Pyrimidineacetamide, 6-((2-(aminocarbonyl)phenyl)amino)-2-(4-chlorophenyl)-N-hydroxy-
CAS 57630-88-3C19H16ClN5O3
2-[5-(4-Chlorophenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-(2-methylphenyl)acetamide chemical structure, C19H16ClN5O3, CAS 1008036-12-1
2-[5-(4-Chlorophenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-(2-methylphenyl)acetamide
CAS 1008036-12-1C19H16ClN5O3
N-(3-Chloro-4-methoxyphenyl)-2-(7-methyl-3-oxo-[1,2,4]triazolo[4,3-c]quinazolin-2(3H)-yl)acetamide chemical structure, C19H16ClN5O3, CAS 1226454-29-0
N-(3-Chloro-4-methoxyphenyl)-2-(7-methyl-3-oxo-[1,2,4]triazolo[4,3-c]quinazolin-2(3H)-yl)acetamide
CAS 1226454-29-0C19H16ClN5O3
6-[(2-Chlorophenyl)methyl]-3-(3,4-dimethoxyphenyl)triazolo[4,5-d]pyrimidin-7-one chemical structure, C19H16ClN5O3, CAS 872594-59-7
6-[(2-Chlorophenyl)methyl]-3-(3,4-dimethoxyphenyl)triazolo[4,5-d]pyrimidin-7-one
CAS 872594-59-7C19H16ClN5O3
3-(2-Chlorophenyl)-5-methyl-N-((3-(1-methyl-1H-pyrrol-2-yl)-1,2,4-oxadiazol-5-yl)methyl)isoxazole-4-carboxamide chemical structure, C19H16ClN5O3, CAS 2034508-26-2
3-(2-Chlorophenyl)-5-methyl-N-((3-(1-methyl-1H-pyrrol-2-yl)-1,2,4-oxadiazol-5-yl)methyl)isoxazole-4-carboxamide
CAS 2034508-26-2C19H16ClN5O3
4-Pyrimidineacetamide, 6-((2-(aminocarbonyl)phenyl)amino)-2-(3-chlorophenyl)-N-hydroxy- chemical structure, C19H16ClN5O3, CAS 57659-74-2
4-Pyrimidineacetamide, 6-((2-(aminocarbonyl)phenyl)amino)-2-(3-chlorophenyl)-N-hydroxy-
CAS 57659-74-2C19H16ClN5O3
5-[1-(5-Chloro-2,4-dimethoxyphenyl)-5-methyl-1H-1,2,3-triazol-4-yl]-3-phenyl-1,2,4-oxadiazole chemical structure, C19H16ClN5O3, CAS 1189953-36-3
5-[1-(5-Chloro-2,4-dimethoxyphenyl)-5-methyl-1H-1,2,3-triazol-4-yl]-3-phenyl-1,2,4-oxadiazole
CAS 1189953-36-3C19H16ClN5O3
N-(5-Chloro-2-methoxyphenyl)-2-{7-methyl-3-oxo-2H,3H-[1,2,4]triazolo[4,3-c]quinazolin-2-yl}acetamide chemical structure, C19H16ClN5O3, CAS 1207018-61-8
N-(5-Chloro-2-methoxyphenyl)-2-{7-methyl-3-oxo-2H,3H-[1,2,4]triazolo[4,3-c]quinazolin-2-yl}acetamide
CAS 1207018-61-8C19H16ClN5O3
2-(8-Chloro-3-oxo-[1,2,4]triazolo[4,3-c]quinazolin-2(3H)-yl)-N-(4-ethoxyphenyl)acetamide chemical structure, C19H16ClN5O3, CAS 1286697-46-8
2-(8-Chloro-3-oxo-[1,2,4]triazolo[4,3-c]quinazolin-2(3H)-yl)-N-(4-ethoxyphenyl)acetamide
CAS 1286697-46-8C19H16ClN5O3
N-(3-Chloro-4-methoxyphenyl)-2-(1-methyl-4-oxo-[1,2,4]triazolo[4,3-a]quinoxalin-5(4H)-yl)acetamide chemical structure, C19H16ClN5O3, CAS 1359319-85-9
N-(3-Chloro-4-methoxyphenyl)-2-(1-methyl-4-oxo-[1,2,4]triazolo[4,3-a]quinoxalin-5(4H)-yl)acetamide
CAS 1359319-85-9C19H16ClN5O3
6-[(4-Chlorophenyl)methyl]-3-(3,4-dimethoxyphenyl)triazolo[4,5-d]pyrimidin-7-one chemical structure, C19H16ClN5O3, CAS 893941-29-2
6-[(4-Chlorophenyl)methyl]-3-(3,4-dimethoxyphenyl)triazolo[4,5-d]pyrimidin-7-one
CAS 893941-29-2C19H16ClN5O3
6-[(3-Chlorophenyl)methyl]-3-(3,4-dimethoxyphenyl)triazolo[4,5-d]pyrimidin-7-one chemical structure, C19H16ClN5O3, CAS 893941-44-1
6-[(3-Chlorophenyl)methyl]-3-(3,4-dimethoxyphenyl)triazolo[4,5-d]pyrimidin-7-one
CAS 893941-44-1C19H16ClN5O3
2-(1-(3-Chlorophenyl)-4-methyl-7-oxo-1H-pyrazolo[3,4-d]pyridazin-6(7H)-yl)-N-(furan-2-ylmethyl)acetamide chemical structure, C19H16ClN5O3, CAS 941972-93-6
2-(1-(3-Chlorophenyl)-4-methyl-7-oxo-1H-pyrazolo[3,4-d]pyridazin-6(7H)-yl)-N-(furan-2-ylmethyl)acetamide
CAS 941972-93-6C19H16ClN5O3
N-(3-Chlorophenyl)-2-(3,4-dioxo-8-phenyl-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)acetamide chemical structure, C19H16ClN5O3, CAS 941917-30-2
N-(3-Chlorophenyl)-2-(3,4-dioxo-8-phenyl-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)acetamide
CAS 941917-30-2C19H16ClN5O3
N-(2-(5-(4-Chlorobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)furan-2-carboxamide chemical structure, C19H16ClN5O3, CAS 921912-53-0
N-(2-(5-(4-Chlorobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)furan-2-carboxamide
CAS 921912-53-0C19H16ClN5O3
N-(5-Chloro-2-methoxyphenyl)-2-(5-oxo-2-phenyl-5,6-dihydro-4H-imidazo[1,2-b][1,2,4]triazol-6-yl)acetamide chemical structure, C19H16ClN5O3, CAS 1158482-90-6
N-(5-Chloro-2-methoxyphenyl)-2-(5-oxo-2-phenyl-5,6-dihydro-4H-imidazo[1,2-b][1,2,4]triazol-6-yl)acetamide
CAS 1158482-90-6C19H16ClN5O3
N-(4-Chlorophenyl)-2-(3,4-dioxo-8-phenyl-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)acetamide chemical structure, C19H16ClN5O3, CAS 941976-07-4
N-(4-Chlorophenyl)-2-(3,4-dioxo-8-phenyl-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)acetamide
CAS 941976-07-4C19H16ClN5O3

Frequently asked questions

What is the molar mass of C19H16ClN5O3?

The molar mass of C19H16ClN5O3 is 397.82 g/mol, calculated from standard atomic weights for 19 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 397.0942 Da.

How many compounds have the formula C19H16ClN5O3?

CompoundList lists 27 compounds with the molecular formula C19H16ClN5O3, including N-(5-Chloro-2-methoxyphenyl)-2-(2-methyl-5-oxo-[1,2,4]triazolo[1,5-c]quinazolin-6-yl)acetamide, N-(2-(5-(3-Chlorobenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)furan-2-carboxamide, Telomerase-IN-3. 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 C19H16ClN5O3?

C19H16ClN5O3 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.