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Molecular formula

C16H21ClN4O3

27 compounds have this formula on CompoundList.

Molar mass
352.82g/mol
Monoisotopic mass
352.1302Da
Atoms
45
Elements
5
Rings plus double bonds
8

The formula C16H21ClN4O3 describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 4 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 × 1654.47%
    12.011 × 16 = 192.176 g/mol
  • H Hydrogen × 216.00%
    1.008 × 21 = 21.168 g/mol
  • Cl Chlorine × 110.05%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 415.88%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 313.60%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C16H21ClN4O3

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-(1-Adamantyl)-2-(4-chloro-5-methyl-3-nitropyrazol-1-yl)acetamide chemical structure, C16H21ClN4O3, CAS 514217-59-5
N-(1-Adamantyl)-2-(4-chloro-5-methyl-3-nitropyrazol-1-yl)acetamide
CAS 514217-59-5C16H21ClN4O3
N'-[(E)-(2-Chlorophenyl)methylideneamino]-N-(3-morpholin-4-ylpropyl)oxamide chemical structure, C16H21ClN4O3, CAS 841209-91-4
N'-[(E)-(2-Chlorophenyl)methylideneamino]-N-(3-morpholin-4-ylpropyl)oxamide
CAS 841209-91-4C16H21ClN4O3
Acetic acid, 2-[[2-cyano-3-(4-methyl-1-piperazinyl)phenyl]amino]-2-oxo-, ethyl ester, hydrochloride (1:1) chemical structure, C16H21ClN4O3, CAS 63365-18-4
Acetic acid, 2-[[2-cyano-3-(4-methyl-1-piperazinyl)phenyl]amino]-2-oxo-, ethyl ester, hydrochloride (1:1)
CAS 63365-18-4C16H21ClN4O3
(S)-N-((1,4-Diazabicyclo[2.2.2]octan-2-yl)methyl)-8-amino-7-chloro-2,3-dihydrobenzo[B][1,4]dioxine-5-carboxamide chemical structure, C16H21ClN4O3, CAS 186348-68-5
(S)-N-((1,4-Diazabicyclo[2.2.2]octan-2-yl)methyl)-8-amino-7-chloro-2,3-dihydrobenzo[B][1,4]dioxine-5-carboxamide
CAS 186348-68-5C16H21ClN4O3
N-(5-Chloropyridin-2-yl)-2-[4-(oxolane-2-carbonyl)piperazin-1-yl]acetamide chemical structure, C16H21ClN4O3, CAS 904750-71-6
N-(5-Chloropyridin-2-yl)-2-[4-(oxolane-2-carbonyl)piperazin-1-yl]acetamide
CAS 904750-71-6C16H21ClN4O3
tert-Butyl 4-(6-chloro-1-oxo-2,3-dihydropyrrolo[3,4-c]pyridin-4-yl)piperazine-1-carboxylate chemical structure, C16H21ClN4O3, CAS 1201676-04-1
tert-Butyl 4-(6-chloro-1-oxo-2,3-dihydropyrrolo[3,4-c]pyridin-4-yl)piperazine-1-carboxylate
CAS 1201676-04-1C16H21ClN4O3
tert-Butyl 4-(4-chloro-1-oxo-2,3-dihydropyrrolo[3,4-c]pyridin-6-yl)piperazine-1-carboxylate chemical structure, C16H21ClN4O3, CAS 1201676-05-2
tert-Butyl 4-(4-chloro-1-oxo-2,3-dihydropyrrolo[3,4-c]pyridin-6-yl)piperazine-1-carboxylate
CAS 1201676-05-2C16H21ClN4O3
1H-1,2,4-Benzotriazepine-3-carboxylic acid, 4,5-dihydro-7-chloro-4-methyl-5-oxo-, 2-(diethylamino)ethyl ester chemical structure, C16H21ClN4O3, CAS 63931-84-0
1H-1,2,4-Benzotriazepine-3-carboxylic acid, 4,5-dihydro-7-chloro-4-methyl-5-oxo-, 2-(diethylamino)ethyl ester
CAS 63931-84-0C16H21ClN4O3
8-Amino-7-chloro-N-((2R)-1,4-diazabicyclo(2.2.2)oct-2-ylmethyl)-2,3-dihydro-1,4-benzodioxin-5-carboxamide chemical structure, C16H21ClN4O3, CAS 186348-69-6
8-Amino-7-chloro-N-((2R)-1,4-diazabicyclo(2.2.2)oct-2-ylmethyl)-2,3-dihydro-1,4-benzodioxin-5-carboxamide
CAS 186348-69-6C16H21ClN4O3
2-Chloro-6,7-dimethoxy-N-(2-morpholinoethyl)quinazolin-4-amine chemical structure, C16H21ClN4O3, CAS 938524-57-3
2-Chloro-6,7-dimethoxy-N-(2-morpholinoethyl)quinazolin-4-amine
CAS 938524-57-3C16H21ClN4O3
6-(2-Chloropropanoyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)-7,8-dihydro-5H-pyrido[4,3-c]pyridazin-3-one chemical structure, C16H21ClN4O3, CAS 2411238-87-2
6-(2-Chloropropanoyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)-7,8-dihydro-5H-pyrido[4,3-c]pyridazin-3-one
CAS 2411238-87-2C16H21ClN4O3
tert-Butyl (1R,5S,6R)-6-(N-methyl5-chloropyrazine-2-amido)-3-azabicyclo[3.1.0]hexane-3-carboxylate chemical structure, C16H21ClN4O3, CAS 2378490-31-2
tert-Butyl (1R,5S,6R)-6-(N-methyl5-chloropyrazine-2-amido)-3-azabicyclo[3.1.0]hexane-3-carboxylate
CAS 2378490-31-2C16H21ClN4O3
N-(2,6-Dioxopiperidin-3-yl)-4-(piperazin-1-yl)benzamide hydrochloride chemical structure, C16H21ClN4O3, CAS 2657752-64-0
N-(2,6-Dioxopiperidin-3-yl)-4-(piperazin-1-yl)benzamide hydrochloride
CAS 2657752-64-0C16H21ClN4O3
6-Nitro-2-(3-(piperidin-2-yl)propoxy)quinoxaline hydrochloride chemical structure, C16H21ClN4O3, CAS 1420973-74-5
6-Nitro-2-(3-(piperidin-2-yl)propoxy)quinoxaline hydrochloride
CAS 1420973-74-5C16H21ClN4O3
6-Nitro-2-(3-(piperidin-3-yl)propoxy)quinoxaline hydrochloride chemical structure, C16H21ClN4O3, CAS 1420876-13-6
6-Nitro-2-(3-(piperidin-3-yl)propoxy)quinoxaline hydrochloride
CAS 1420876-13-6C16H21ClN4O3
6-Nitro-2-(3-(piperidin-4-yl)propoxy)quinoxaline hydrochloride chemical structure, C16H21ClN4O3, CAS 1420837-98-4
6-Nitro-2-(3-(piperidin-4-yl)propoxy)quinoxaline hydrochloride
CAS 1420837-98-4C16H21ClN4O3
Lenalidomide-C3-amine HCl chemical structure, C16H21ClN4O3
Lenalidomide-C3-amine HCl
C16H21ClN4O3
3-(4-(3-Aminopropyl)-3-methyl-2-oxo-2,3-dihydro-1H-benzo[D]imidazol-1-yl)piperidine-2,6-dione hydrochloride chemical structure, C16H21ClN4O3, CAS 2357112-43-5
3-(4-(3-Aminopropyl)-3-methyl-2-oxo-2,3-dihydro-1H-benzo[D]imidazol-1-yl)piperidine-2,6-dione hydrochloride
CAS 2357112-43-5C16H21ClN4O3
N-(2,6-Dioxopiperidin-3-yl)-3-(piperazin-1-yl)benzamide hydrochloride chemical structure, C16H21ClN4O3, CAS 2903424-43-9
N-(2,6-Dioxopiperidin-3-yl)-3-(piperazin-1-yl)benzamide hydrochloride
CAS 2903424-43-9C16H21ClN4O3
tert-Butyl (1S,5R)-6-[(6-chloropyridazine-3-carbonyl)-methylamino]-3-azabicyclo[3.1.0]hexane-3-carboxylate chemical structure, C16H21ClN4O3, CAS 2378490-71-0
tert-Butyl (1S,5R)-6-[(6-chloropyridazine-3-carbonyl)-methylamino]-3-azabicyclo[3.1.0]hexane-3-carboxylate
CAS 2378490-71-0C16H21ClN4O3
tert-Butyl (3aS,6aR)-2-(5-chloropyrazine-2-carbonyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate chemical structure, C16H21ClN4O3, CAS 2377004-51-6
tert-Butyl (3aS,6aR)-2-(5-chloropyrazine-2-carbonyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate
CAS 2377004-51-6C16H21ClN4O3
tert-Butyl (3aS,6aR)-2-(6-chloropyridazine-3-carbonyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate chemical structure, C16H21ClN4O3, CAS 2377005-27-9
tert-Butyl (3aS,6aR)-2-(6-chloropyridazine-3-carbonyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate
CAS 2377005-27-9C16H21ClN4O3
tert-Butyl (1S,5R)-6-[(2-chloropyrimidine-5-carbonyl)-methylamino]-3-azabicyclo[3.1.0]hexane-3-carboxylate chemical structure, C16H21ClN4O3, CAS 2402789-92-6
tert-Butyl (1S,5R)-6-[(2-chloropyrimidine-5-carbonyl)-methylamino]-3-azabicyclo[3.1.0]hexane-3-carboxylate
CAS 2402789-92-6C16H21ClN4O3
tert-Butyl (3aS,6aR)-2-(2-chloropyrimidine-5-carbonyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate chemical structure, C16H21ClN4O3, CAS 2402789-74-4
tert-Butyl (3aS,6aR)-2-(2-chloropyrimidine-5-carbonyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate
CAS 2402789-74-4C16H21ClN4O3

Frequently asked questions

What is the molar mass of C16H21ClN4O3?

The molar mass of C16H21ClN4O3 is 352.82 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 352.1302 Da.

How many compounds have the formula C16H21ClN4O3?

CompoundList lists 27 compounds with the molecular formula C16H21ClN4O3, including N-(1-Adamantyl)-2-(4-chloro-5-methyl-3-nitropyrazol-1-yl)acetamide, N'-[(E)-(2-Chlorophenyl)methylideneamino]-N-(3-morpholin-4-ylpropyl)oxamide, Acetic acid, 2-[[2-cyano-3-(4-methyl-1-piperazinyl)phenyl]amino]-2-oxo-, ethyl ester, hydrochloride (1:1). 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 C16H21ClN4O3?

C16H21ClN4O3 has a degree of unsaturation of 8. 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.