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Molecular formula

C18H19ClN4O4

14 compounds have this formula on CompoundList.

Molar mass
390.82g/mol
Monoisotopic mass
390.1095Da
Atoms
46
Elements
5
Rings plus double bonds
11

The formula C18H19ClN4O4 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 4 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 × 1855.32%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 194.90%
    1.008 × 19 = 19.152 g/mol
  • Cl Chlorine × 19.07%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 414.34%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 416.37%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C18H19ClN4O4

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

Showing 1 to 14 of 14 compounds

N-(2-Chlorophenyl)-4-[2-[(4-methoxyphenyl)carbamoyl]hydrazinyl]-4-oxobutanamide chemical structure, C18H19ClN4O4, CAS 701948-70-1
N-(2-Chlorophenyl)-4-[2-[(4-methoxyphenyl)carbamoyl]hydrazinyl]-4-oxobutanamide
CAS 701948-70-1C18H19ClN4O4
Ethyl 2-{2-[(2-chlorophenyl)amino]-2-oxoethyl}-3-oxo-3,5,7,8-tetrahydropyrido[4,3-c]pyridazine-6(2H)-carboxylate chemical structure, C18H19ClN4O4, CAS 1326907-19-0
Ethyl 2-{2-[(2-chlorophenyl)amino]-2-oxoethyl}-3-oxo-3,5,7,8-tetrahydropyrido[4,3-c]pyridazine-6(2H)-carboxylate
CAS 1326907-19-0C18H19ClN4O4
5-(4-Chloro-3-methoxyphenyl)-7-(3-deoxy-|A-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine chemical structure, C18H19ClN4O4, CAS 2257426-85-8
5-(4-Chloro-3-methoxyphenyl)-7-(3-deoxy-|A-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
CAS 2257426-85-8C18H19ClN4O4
4-Pyrimidinecarboxamide, 1,2,3,6-tetrahydro-5-((4-chlorobenzoyl)amino)-N-cyclohexyl-2,6-dioxo- chemical structure, C18H19ClN4O4, CAS 82241-29-0
4-Pyrimidinecarboxamide, 1,2,3,6-tetrahydro-5-((4-chlorobenzoyl)amino)-N-cyclohexyl-2,6-dioxo-
CAS 82241-29-0C18H19ClN4O4
5-(3-Chloro-4-methoxyphenyl)-7-(3-deoxy-|A-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine chemical structure, C18H19ClN4O4, CAS 2257426-83-6
5-(3-Chloro-4-methoxyphenyl)-7-(3-deoxy-|A-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
CAS 2257426-83-6C18H19ClN4O4
1,2,3,4-Butanetetrol, dihydrochloride chemical structure, C18H19ClN4O4, CAS 42927-06-0
1,2,3,4-Butanetetrol, dihydrochloride
CAS 42927-06-0C18H19ClN4O4
N-(2-Chlorophenyl)-7-(2-methoxyethyl)-1,3-dimethyl-2,4-dioxo-2,3,4,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidine-6-carboxamide chemical structure, C18H19ClN4O4, CAS 1021257-19-1
N-(2-Chlorophenyl)-7-(2-methoxyethyl)-1,3-dimethyl-2,4-dioxo-2,3,4,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidine-6-carboxamide
CAS 1021257-19-1C18H19ClN4O4
1H-Purine-2,6-dione, 3,7-dihydro-8-(2-(2-chloro-3,4-dimethoxyphenyl)ethenyl)-1,3,7-trimethyl-,(E)- chemical structure, C18H19ClN4O4, CAS 155271-45-7
1H-Purine-2,6-dione, 3,7-dihydro-8-(2-(2-chloro-3,4-dimethoxyphenyl)ethenyl)-1,3,7-trimethyl-,(E)-
CAS 155271-45-7C18H19ClN4O4
N-(4-Chlorophenyl)-7-(2-methoxyethyl)-1,3-dimethyl-2,4-dioxo-2,3,4,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidine-6-carboxamide chemical structure, C18H19ClN4O4, CAS 1021023-12-0
N-(4-Chlorophenyl)-7-(2-methoxyethyl)-1,3-dimethyl-2,4-dioxo-2,3,4,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidine-6-carboxamide
CAS 1021023-12-0C18H19ClN4O4
Benzyl (2-(3-((5-chloropyrimidin-2-yl)oxy)pyrrolidin-1-yl)-2-oxoethyl)carbamate chemical structure, C18H19ClN4O4, CAS 2034364-11-7
Benzyl (2-(3-((5-chloropyrimidin-2-yl)oxy)pyrrolidin-1-yl)-2-oxoethyl)carbamate
CAS 2034364-11-7C18H19ClN4O4
N-(1,3-Benzodioxol-5-yl)-2-[5-chloro-6-oxo-4-(piperidin-1-yl)pyridazin-1(6H)-yl]acetamide chemical structure, C18H19ClN4O4, CAS 1360244-36-5
N-(1,3-Benzodioxol-5-yl)-2-[5-chloro-6-oxo-4-(piperidin-1-yl)pyridazin-1(6H)-yl]acetamide
CAS 1360244-36-5C18H19ClN4O4
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-3-((5-chloropyrimidin-2-yl)oxy)piperidine-1-carboxamide chemical structure, C18H19ClN4O4, CAS 2034331-20-7
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-3-((5-chloropyrimidin-2-yl)oxy)piperidine-1-carboxamide
CAS 2034331-20-7C18H19ClN4O4
6-(2-Chloroethyl)-N-(3,4,5-trimethoxyphenyl)pyrazolo[1,5-a]pyrimidine-2-carboxamide chemical structure, C18H19ClN4O4, CAS 438215-26-0
6-(2-Chloroethyl)-N-(3,4,5-trimethoxyphenyl)pyrazolo[1,5-a]pyrimidine-2-carboxamide
CAS 438215-26-0C18H19ClN4O4
Methyl 4-(2-(5-chloro-6-oxo-4-(pyrrolidin-1-yl)pyridazin-1(6H)-yl)acetamido)benzoate chemical structure, C18H19ClN4O4, CAS 1360368-61-1
Methyl 4-(2-(5-chloro-6-oxo-4-(pyrrolidin-1-yl)pyridazin-1(6H)-yl)acetamido)benzoate
CAS 1360368-61-1C18H19ClN4O4

Frequently asked questions

What is the molar mass of C18H19ClN4O4?

The molar mass of C18H19ClN4O4 is 390.82 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 390.1095 Da.

How many compounds have the formula C18H19ClN4O4?

CompoundList lists 14 compounds with the molecular formula C18H19ClN4O4, including N-(2-Chlorophenyl)-4-[2-[(4-methoxyphenyl)carbamoyl]hydrazinyl]-4-oxobutanamide, Ethyl 2-{2-[(2-chlorophenyl)amino]-2-oxoethyl}-3-oxo-3,5,7,8-tetrahydropyrido[4,3-c]pyridazine-6(2H)-carboxylate, 5-(4-Chloro-3-methoxyphenyl)-7-(3-deoxy-|A-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine. 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 C18H19ClN4O4?

C18H19ClN4O4 has a degree of unsaturation of 11. 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.