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Molecular formula

C20H21ClN4O3

36 compounds have this formula on CompoundList.

Molar mass
400.86g/mol
Monoisotopic mass
400.1302Da
Atoms
49
Elements
5
Rings plus double bonds
12

The formula C20H21ClN4O3 describes a molecule made of 20 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 × 2059.93%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 215.28%
    1.008 × 21 = 21.168 g/mol
  • Cl Chlorine × 18.84%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 413.98%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 311.97%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C20H21ClN4O3

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

Showing 1 to 36 of 36 compounds

N-(4-Chlorophenyl)-2-{2-[(3-methylphenyl)amino]-2-oxoethyl}-3-oxopiperazine-1-carboxamide chemical structure, C20H21ClN4O3, CAS 1008924-98-8
N-(4-Chlorophenyl)-2-{2-[(3-methylphenyl)amino]-2-oxoethyl}-3-oxopiperazine-1-carboxamide
CAS 1008924-98-8C20H21ClN4O3
N-(3-Chloro-4-morpholin-4-ylphenyl)-2-(3-cyano-4,6-dimethyl-2-oxopyridin-1-yl)acetamide chemical structure, C20H21ClN4O3, CAS 878415-11-3
N-(3-Chloro-4-morpholin-4-ylphenyl)-2-(3-cyano-4,6-dimethyl-2-oxopyridin-1-yl)acetamide
CAS 878415-11-3C20H21ClN4O3
(2-Chlorophenyl)-[4-[3-(cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]methanone chemical structure, C20H21ClN4O3, CAS 347355-05-9
(2-Chlorophenyl)-[4-[3-(cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]methanone
CAS 347355-05-9C20H21ClN4O3
(3-Chlorophenyl)-[4-[3-(cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]methanone chemical structure, C20H21ClN4O3, CAS 430455-51-9
(3-Chlorophenyl)-[4-[3-(cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]methanone
CAS 430455-51-9C20H21ClN4O3
(4-Chlorophenyl)-[4-[4-nitro-3-(prop-2-enylamino)phenyl]piperazin-1-yl]methanone chemical structure, C20H21ClN4O3, CAS 524034-85-3
(4-Chlorophenyl)-[4-[4-nitro-3-(prop-2-enylamino)phenyl]piperazin-1-yl]methanone
CAS 524034-85-3C20H21ClN4O3
6-(4-Chlorobenzyl)-3-((3,4-dimethoxyphenethyl)amino)-1,2,4-triazin-5(4H)-one chemical structure, C20H21ClN4O3, CAS 881436-42-6
6-(4-Chlorobenzyl)-3-((3,4-dimethoxyphenethyl)amino)-1,2,4-triazin-5(4H)-one
CAS 881436-42-6C20H21ClN4O3
8'-Chloro-N-(2-methoxyphenyl)-4'-oxo-3',4'-dihydro-1'H-spiro[piperidine-4,2'-quinazoline]-1-carboxamide chemical structure, C20H21ClN4O3, CAS 1251630-66-6
8'-Chloro-N-(2-methoxyphenyl)-4'-oxo-3',4'-dihydro-1'H-spiro[piperidine-4,2'-quinazoline]-1-carboxamide
CAS 1251630-66-6C20H21ClN4O3
8-(4-Chloro-2-methoxybenzoyl)-2-phenyl-1,2,4,8-tetraazaspiro[4.5]decan-3-one chemical structure, C20H21ClN4O3, CAS 1775545-01-1
8-(4-Chloro-2-methoxybenzoyl)-2-phenyl-1,2,4,8-tetraazaspiro[4.5]decan-3-one
CAS 1775545-01-1C20H21ClN4O3
3-((2-Chloromethyl-1-methyl-1H-benzimidazole-5-carbonyl)-pyridine-2-yl-amino)-propionic acid ethyl ester chemical structure, C20H21ClN4O3, CAS 1307233-94-8
3-((2-Chloromethyl-1-methyl-1H-benzimidazole-5-carbonyl)-pyridine-2-yl-amino)-propionic acid ethyl ester
CAS 1307233-94-8C20H21ClN4O3
N1-(5-chloro-2-cyanophenyl)-N2-((1-(furan-2-ylmethyl)piperidin-4-yl)methyl)oxalamide chemical structure, C20H21ClN4O3, CAS 953230-14-3
N1-(5-chloro-2-cyanophenyl)-N2-((1-(furan-2-ylmethyl)piperidin-4-yl)methyl)oxalamide
CAS 953230-14-3C20H21ClN4O3
(E)-1-(3-Chlorophenyl)-3-(3-(3-ethoxypropyl)-2-oxo-2,3-dihydroquinazolin-4(1H)-ylidene)urea chemical structure, C20H21ClN4O3, CAS 941895-17-6
(E)-1-(3-Chlorophenyl)-3-(3-(3-ethoxypropyl)-2-oxo-2,3-dihydroquinazolin-4(1H)-ylidene)urea
CAS 941895-17-6C20H21ClN4O3
N-(2-(3-(4-Chlorophenyl)ureido)ethyl)-4-(cyclopropanecarboxamido)benzamide chemical structure, C20H21ClN4O3, CAS 1170822-49-7
N-(2-(3-(4-Chlorophenyl)ureido)ethyl)-4-(cyclopropanecarboxamido)benzamide
CAS 1170822-49-7C20H21ClN4O3
N-{4-[(5-Chloropyridin-2-yl)carbamoyl]phenyl}-5-oxo-1-(propan-2-yl)pyrrolidine-3-carboxamide chemical structure, C20H21ClN4O3, CAS 905177-62-0
N-{4-[(5-Chloropyridin-2-yl)carbamoyl]phenyl}-5-oxo-1-(propan-2-yl)pyrrolidine-3-carboxamide
CAS 905177-62-0C20H21ClN4O3
3-(4-Chlorophenyl)-N-cyclohexyl-5-methyl-2,4-dioxo-1H,2H,3H,4H,5H-pyrrolo[3,2-d]pyrimidine-7-carboxamide chemical structure, C20H21ClN4O3, CAS 921509-13-9
3-(4-Chlorophenyl)-N-cyclohexyl-5-methyl-2,4-dioxo-1H,2H,3H,4H,5H-pyrrolo[3,2-d]pyrimidine-7-carboxamide
CAS 921509-13-9C20H21ClN4O3
4-Chloro-N-((3-(4-methylpiperazine-1-carbonyl)phenyl)carbamoyl)benzamide chemical structure, C20H21ClN4O3, CAS 2284548-09-8
4-Chloro-N-((3-(4-methylpiperazine-1-carbonyl)phenyl)carbamoyl)benzamide
CAS 2284548-09-8C20H21ClN4O3
(3-Chlorophenyl)-[4-[4-nitro-3-(prop-2-enylamino)phenyl]piperazin-1-yl]methanone chemical structure, C20H21ClN4O3, CAS 642430-26-0
(3-Chlorophenyl)-[4-[4-nitro-3-(prop-2-enylamino)phenyl]piperazin-1-yl]methanone
CAS 642430-26-0C20H21ClN4O3
1H-Pyrrolo(3,4-c)pyridine-1,3,4(2H,5H)-trione, 2-((4-(2-chlorophenyl)-1-piperazinyl)methyl)-5,6-dimethyl- chemical structure, C20H21ClN4O3, CAS 147297-08-3
1H-Pyrrolo(3,4-c)pyridine-1,3,4(2H,5H)-trione, 2-((4-(2-chlorophenyl)-1-piperazinyl)methyl)-5,6-dimethyl-
CAS 147297-08-3C20H21ClN4O3
7-(4-Chlorophenyl)-3-hexyl-1-methyloxazolo[2,3-f]purine-2,4(1H,3H)-dione chemical structure, C20H21ClN4O3, CAS 941872-89-5
7-(4-Chlorophenyl)-3-hexyl-1-methyloxazolo[2,3-f]purine-2,4(1H,3H)-dione
CAS 941872-89-5C20H21ClN4O3
1-(4-Chlorophenyl)-4-[4-(pyrazin-2-yloxy)piperidine-1-carbonyl]pyrrolidin-2-one chemical structure, C20H21ClN4O3, CAS 1448126-12-2
1-(4-Chlorophenyl)-4-[4-(pyrazin-2-yloxy)piperidine-1-carbonyl]pyrrolidin-2-one
CAS 1448126-12-2C20H21ClN4O3
N-(3-Chloro-4-methoxyphenyl)-6-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)hexanamide chemical structure, C20H21ClN4O3, CAS 902034-79-1
N-(3-Chloro-4-methoxyphenyl)-6-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)hexanamide
CAS 902034-79-1C20H21ClN4O3
N-Benzyl-2-[(8-fluoro-5H-pyrimido[5,4-b]indol-4-yl)thio]acetamide chemical structure, C20H21ClN4O3, CAS 1112440-67-1
N-Benzyl-2-[(8-fluoro-5H-pyrimido[5,4-b]indol-4-yl)thio]acetamide
CAS 1112440-67-1C20H21ClN4O3
N1-(2-chlorophenyl)-N2-((1-nicotinoylpiperidin-4-yl)methyl)oxalamide chemical structure, C20H21ClN4O3, CAS 1396783-37-1
N1-(2-chlorophenyl)-N2-((1-nicotinoylpiperidin-4-yl)methyl)oxalamide
CAS 1396783-37-1C20H21ClN4O3
1-(4-Chlorophenyl)-4-(4-(pyridazin-3-yloxy)piperidine-1-carbonyl)pyrrolidin-2-one chemical structure, C20H21ClN4O3, CAS 1797062-91-9
1-(4-Chlorophenyl)-4-(4-(pyridazin-3-yloxy)piperidine-1-carbonyl)pyrrolidin-2-one
CAS 1797062-91-9C20H21ClN4O3
1H-Pyrrolo(3,4-c)pyridine-1,3,4(2H,5H)-trione, 2-((4-(3-chlorophenyl)-1-piperazinyl)methyl)-5,6-dimethyl- chemical structure, C20H21ClN4O3, CAS 147297-09-4
1H-Pyrrolo(3,4-c)pyridine-1,3,4(2H,5H)-trione, 2-((4-(3-chlorophenyl)-1-piperazinyl)methyl)-5,6-dimethyl-
CAS 147297-09-4C20H21ClN4O3

Frequently asked questions

What is the molar mass of C20H21ClN4O3?

The molar mass of C20H21ClN4O3 is 400.86 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 400.1302 Da.

How many compounds have the formula C20H21ClN4O3?

CompoundList lists 36 compounds with the molecular formula C20H21ClN4O3, including N-(4-Chlorophenyl)-2-{2-[(3-methylphenyl)amino]-2-oxoethyl}-3-oxopiperazine-1-carboxamide, N-(3-Chloro-4-morpholin-4-ylphenyl)-2-(3-cyano-4,6-dimethyl-2-oxopyridin-1-yl)acetamide, (2-Chlorophenyl)-[4-[3-(cyclopropylamino)-4-nitrophenyl]piperazin-1-yl]methanone. 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 C20H21ClN4O3?

C20H21ClN4O3 has a degree of unsaturation of 12. 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.