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Molecular formula

C20H21N3O3S

343 compounds have this formula on CompoundList.

Molar mass
383.47g/mol
Monoisotopic mass
383.1304Da
Atoms
48
Elements
5
Rings plus double bonds
12

The formula C20H21N3O3S describes a molecule made of 20 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur 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 × 2062.64%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 215.52%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 310.96%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 312.52%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 18.36%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C20H21N3O3S

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

Showing 301 to 343 of 343 compounds

(E)-N-[(4-Butylphenyl)carbamothioyl]-3-(3-nitrophenyl)prop-2-enamide chemical structure, C20H21N3O3S, CAS 429649-94-5
(E)-N-[(4-Butylphenyl)carbamothioyl]-3-(3-nitrophenyl)prop-2-enamide
CAS 429649-94-5C20H21N3O3S
1-(4-Methoxyphenyl)-3-[(2-methyl-5,6,7,8-tetrahydroquinazolin-4-yl)sulfanyl]pyrrolidine-2,5-dione chemical structure, C20H21N3O3S, CAS 894217-92-6
1-(4-Methoxyphenyl)-3-[(2-methyl-5,6,7,8-tetrahydroquinazolin-4-yl)sulfanyl]pyrrolidine-2,5-dione
CAS 894217-92-6C20H21N3O3S
2-(3,5-Dimethylphenoxy)-N-(2-((2-methylphenyl)imino)-4-oxo-3-thiazolidinyl)acetamide chemical structure, C20H21N3O3S, CAS 112122-58-4
2-(3,5-Dimethylphenoxy)-N-(2-((2-methylphenyl)imino)-4-oxo-3-thiazolidinyl)acetamide
CAS 112122-58-4C20H21N3O3S
[(1-Cyanocyclohexyl)(methyl)carbamoyl]methyl 2-phenyl-1,3-thiazole-4-carboxylate chemical structure, C20H21N3O3S, CAS 940784-92-9
[(1-Cyanocyclohexyl)(methyl)carbamoyl]methyl 2-phenyl-1,3-thiazole-4-carboxylate
CAS 940784-92-9C20H21N3O3S
Benzaldehyde, (3-(2-(3,4-dimethoxyphenyl)ethyl)-4-oxo-2-thiazolidinylidene)hydrazone chemical structure, C20H21N3O3S, CAS 53068-35-2
Benzaldehyde, (3-(2-(3,4-dimethoxyphenyl)ethyl)-4-oxo-2-thiazolidinylidene)hydrazone
CAS 53068-35-2C20H21N3O3S
N-(1-Cyanocyclohexyl)-2-{2,2-dioxo-2lambda6-thia-3-azatricyclo[6.3.1.0,4,12]dodeca-1(11),4(12),5,7,9-pentaen-3-yl}-N-methylacetamide chemical structure, C20H21N3O3S, CAS 924374-45-8
N-(1-Cyanocyclohexyl)-2-{2,2-dioxo-2lambda6-thia-3-azatricyclo[6.3.1.0,4,12]dodeca-1(11),4(12),5,7,9-pentaen-3-yl}-N-methylacetamide
CAS 924374-45-8C20H21N3O3S
N-[4-[[[5-(Dimethylamino)-1-naphthalenyl]sulfonyl]amino]phenyl]acetamide chemical structure, C20H21N3O3S, CAS 102417-92-5
N-[4-[[[5-(Dimethylamino)-1-naphthalenyl]sulfonyl]amino]phenyl]acetamide
CAS 102417-92-5C20H21N3O3S
2,4-Dimethyl-N-(2-((6-phenylpyridazin-3-yl)oxy)ethyl)benzenesulfonamide chemical structure, C20H21N3O3S, CAS 920192-50-3
2,4-Dimethyl-N-(2-((6-phenylpyridazin-3-yl)oxy)ethyl)benzenesulfonamide
CAS 920192-50-3C20H21N3O3S
(6,7-Dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)[4-methyl-2-(1H-pyrrol-1-yl)-1,3-thiazol-5-yl]methanone chemical structure, C20H21N3O3S, CAS 1081130-30-4
(6,7-Dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)[4-methyl-2-(1H-pyrrol-1-yl)-1,3-thiazol-5-yl]methanone
CAS 1081130-30-4C20H21N3O3S
1-Phenyl-4-{[4-(thiophen-2-ylcarbonyl)piperazin-1-yl]carbonyl}pyrrolidin-2-one chemical structure, C20H21N3O3S, CAS 1081144-44-6
1-Phenyl-4-{[4-(thiophen-2-ylcarbonyl)piperazin-1-yl]carbonyl}pyrrolidin-2-one
CAS 1081144-44-6C20H21N3O3S
N-(1-(Phenylsulfonyl)piperidin-4-yl)-1H-indole-4-carboxamide chemical structure, C20H21N3O3S, CAS 1282095-64-0
N-(1-(Phenylsulfonyl)piperidin-4-yl)-1H-indole-4-carboxamide
CAS 1282095-64-0C20H21N3O3S
N-(1H-Indol-4-yl)-1-(phenylsulfonyl)piperidine-4-carboxamide chemical structure, C20H21N3O3S, CAS 1435977-56-2
N-(1H-Indol-4-yl)-1-(phenylsulfonyl)piperidine-4-carboxamide
CAS 1435977-56-2C20H21N3O3S
(E)-3-(3,4-Dimethoxyphenyl)-N-((1-methyl-5-(thiophen-2-yl)-1H-pyrazol-3-yl)methyl)acrylamide chemical structure, C20H21N3O3S, CAS 1421588-71-7
(E)-3-(3,4-Dimethoxyphenyl)-N-((1-methyl-5-(thiophen-2-yl)-1H-pyrazol-3-yl)methyl)acrylamide
CAS 1421588-71-7C20H21N3O3S
N-Cyclohexyl-2,4-dioxo-3-(thiophen-2-ylmethyl)-1,2,3,4-tetrahydroquinazoline-7-carboxamide chemical structure, C20H21N3O3S, CAS 1794897-83-8
N-Cyclohexyl-2,4-dioxo-3-(thiophen-2-ylmethyl)-1,2,3,4-tetrahydroquinazoline-7-carboxamide
CAS 1794897-83-8C20H21N3O3S
1-[1-(4-Methylthiophene-2-carbonyl)piperidin-4-yl]-3-phenylimidazolidine-2,4-dione chemical structure, C20H21N3O3S, CAS 2034418-80-7
1-[1-(4-Methylthiophene-2-carbonyl)piperidin-4-yl]-3-phenylimidazolidine-2,4-dione
CAS 2034418-80-7C20H21N3O3S
N-[2-(3-Oxo-2,3,5,6,7,8-hexahydrocinnolin-2-yl)ethyl]naphthalene-1-sulfonamide chemical structure, C20H21N3O3S, CAS 2034303-37-0
N-[2-(3-Oxo-2,3,5,6,7,8-hexahydrocinnolin-2-yl)ethyl]naphthalene-1-sulfonamide
CAS 2034303-37-0C20H21N3O3S
N-[2-Hydroxy-2-(oxan-4-yl)-2-phenylethyl]-2,1,3-benzothiadiazole-5-carboxamide chemical structure, C20H21N3O3S, CAS 2034330-21-5
N-[2-Hydroxy-2-(oxan-4-yl)-2-phenylethyl]-2,1,3-benzothiadiazole-5-carboxamide
CAS 2034330-21-5C20H21N3O3S
1-Methyl-2-(1-tosyl-1H-benzo[d]imidazol-2-yl)piperidin-4-one chemical structure, C20H21N3O3S, CAS 1542131-24-7
1-Methyl-2-(1-tosyl-1H-benzo[d]imidazol-2-yl)piperidin-4-one
CAS 1542131-24-7C20H21N3O3S
(Z)-5-(4-Ethoxybenzyl)-2-((E)-(4-methoxybenzylidene)hydrazono)thiazolidin-4-one chemical structure, C20H21N3O3S
(Z)-5-(4-Ethoxybenzyl)-2-((E)-(4-methoxybenzylidene)hydrazono)thiazolidin-4-one
C20H21N3O3S
2-(1,3-Benzodioxol-5-yl)-N-(1-cyano-1-cyclohexylethyl)-1,3-thiazole-5-carboxamide chemical structure, C20H21N3O3S, CAS 2418718-02-0
2-(1,3-Benzodioxol-5-yl)-N-(1-cyano-1-cyclohexylethyl)-1,3-thiazole-5-carboxamide
CAS 2418718-02-0C20H21N3O3S
2-[1-(2-Methoxybenzenesulfonyl)piperidin-4-yl]-1,8-naphthyridine chemical structure, C20H21N3O3S, CAS 2640947-77-7
2-[1-(2-Methoxybenzenesulfonyl)piperidin-4-yl]-1,8-naphthyridine
CAS 2640947-77-7C20H21N3O3S
2-[1-(4-Methoxybenzenesulfonyl)piperidin-4-yl]-1,8-naphthyridine chemical structure, C20H21N3O3S, CAS 2640956-62-1
2-[1-(4-Methoxybenzenesulfonyl)piperidin-4-yl]-1,8-naphthyridine
CAS 2640956-62-1C20H21N3O3S
2-[1-(3-Methoxybenzenesulfonyl)piperidin-4-yl]-1,8-naphthyridine chemical structure, C20H21N3O3S, CAS 2640818-30-8
2-[1-(3-Methoxybenzenesulfonyl)piperidin-4-yl]-1,8-naphthyridine
CAS 2640818-30-8C20H21N3O3S
Ethyl 4-amino-2-[2-(4,4-dimethyl-1-oxo-2,3-dihydrothiochromen-6-yl)ethynyl]pyrimidine-5-carboxylate chemical structure, C20H21N3O3S, CAS 2923210-02-8
Ethyl 4-amino-2-[2-(4,4-dimethyl-1-oxo-2,3-dihydrothiochromen-6-yl)ethynyl]pyrimidine-5-carboxylate
CAS 2923210-02-8C20H21N3O3S

Frequently asked questions

What is the molar mass of C20H21N3O3S?

The molar mass of C20H21N3O3S is 383.47 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 383.1304 Da.

How many compounds have the formula C20H21N3O3S?

CompoundList lists 343 compounds with the molecular formula C20H21N3O3S, including (E)-N-[(4-Butylphenyl)carbamothioyl]-3-(3-nitrophenyl)prop-2-enamide, 1-(4-Methoxyphenyl)-3-[(2-methyl-5,6,7,8-tetrahydroquinazolin-4-yl)sulfanyl]pyrrolidine-2,5-dione, 2-(3,5-Dimethylphenoxy)-N-(2-((2-methylphenyl)imino)-4-oxo-3-thiazolidinyl)acetamide. 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 C20H21N3O3S?

C20H21N3O3S 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.