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Molecular formula

C20H19N3O4S

215 compounds have this formula on CompoundList.

Molar mass
397.45g/mol
Monoisotopic mass
397.1096Da
Atoms
47
Elements
5
Rings plus double bonds
13

The formula C20H19N3O4S describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 4 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 × 2060.44%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 194.82%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 310.57%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 416.10%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 18.07%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C20H19N3O4S

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

Showing 201 to 215 of 215 compounds

(R)-Methyl 3-(2-(4-methylthiazol-2-yl)pyrrolidine-1-carbonyl)-5-(oxazol-2-yl)benzoate chemical structure, C20H19N3O4S, CAS 1221264-21-6
(R)-Methyl 3-(2-(4-methylthiazol-2-yl)pyrrolidine-1-carbonyl)-5-(oxazol-2-yl)benzoate
CAS 1221264-21-6C20H19N3O4S
1-(4-{[3-(Quinoxalin-2-yloxy)pyrrolidin-1-yl]sulfonyl}phenyl)ethan-1-one chemical structure, C20H19N3O4S, CAS 2097893-01-9
1-(4-{[3-(Quinoxalin-2-yloxy)pyrrolidin-1-yl]sulfonyl}phenyl)ethan-1-one
CAS 2097893-01-9C20H19N3O4S
2-{[1-(2,3-Dihydro-1-benzofuran-5-sulfonyl)pyrrolidin-3-yl]oxy}quinoxaline chemical structure, C20H19N3O4S, CAS 2097930-46-4
2-{[1-(2,3-Dihydro-1-benzofuran-5-sulfonyl)pyrrolidin-3-yl]oxy}quinoxaline
CAS 2097930-46-4C20H19N3O4S
Benzenesulfonamide, 2,5-dimethoxy-N-[4-(2-phenyldiazenyl)phenyl]- chemical structure, C20H19N3O4S, CAS 902697-70-5
Benzenesulfonamide, 2,5-dimethoxy-N-[4-(2-phenyldiazenyl)phenyl]-
CAS 902697-70-5C20H19N3O4S
Benzenesulfonamide, 3,4-dimethoxy-N-[4-(2-phenyldiazenyl)phenyl]- chemical structure, C20H19N3O4S, CAS 902697-94-3
Benzenesulfonamide, 3,4-dimethoxy-N-[4-(2-phenyldiazenyl)phenyl]-
CAS 902697-94-3C20H19N3O4S
4-Oxo-N-(3-pyrrolidin-1-ylsulfonylphenyl)-1H-quinoline-3-carboxamide chemical structure, C20H19N3O4S, CAS 873050-41-0
4-Oxo-N-(3-pyrrolidin-1-ylsulfonylphenyl)-1H-quinoline-3-carboxamide
CAS 873050-41-0C20H19N3O4S
6-(6-tert-Butoxycarbonylamino-pyrimidin-4-ylsulfanyl)-naphthalene-1-carboxylic acid chemical structure, C20H19N3O4S, CAS 890129-93-8
6-(6-tert-Butoxycarbonylamino-pyrimidin-4-ylsulfanyl)-naphthalene-1-carboxylic acid
CAS 890129-93-8C20H19N3O4S
Acetic acid, 2-[[5-(1,3-benzodioxol-5-ylmethyl)-4-phenyl-4H-1,2,4-triazol-3-yl]thio]-, ethyl ester chemical structure, C20H19N3O4S, CAS 935291-94-4
Acetic acid, 2-[[5-(1,3-benzodioxol-5-ylmethyl)-4-phenyl-4H-1,2,4-triazol-3-yl]thio]-, ethyl ester
CAS 935291-94-4C20H19N3O4S
N-[1-(Cyclopropanecarbonyl)-2,3-dihydro-1H-indol-5-yl]-2-oxo-2,3-dihydro-1H-indole-5-sulfonamide chemical structure, C20H19N3O4S, CAS 1217017-34-9
N-[1-(Cyclopropanecarbonyl)-2,3-dihydro-1H-indol-5-yl]-2-oxo-2,3-dihydro-1H-indole-5-sulfonamide
CAS 1217017-34-9C20H19N3O4S
5-[[4-[(3-Methyl-4-oxo-1,2-dihydroquinazolin-2-yl)methoxy]phenyl]methyl]-1,3-thiazolidine-2,4-dione chemical structure, C20H19N3O4S, CAS 214285-55-9
5-[[4-[(3-Methyl-4-oxo-1,2-dihydroquinazolin-2-yl)methoxy]phenyl]methyl]-1,3-thiazolidine-2,4-dione
CAS 214285-55-9C20H19N3O4S
3,4-Dihydro-2-(2-methylphenyl)-4-oxo-3-[2-oxo-2-(1-pyrrolidinyl)ethyl]thieno[2,3-d]pyrimidine-5-carboxylic acid chemical structure, C20H19N3O4S, CAS 1216866-97-5
3,4-Dihydro-2-(2-methylphenyl)-4-oxo-3-[2-oxo-2-(1-pyrrolidinyl)ethyl]thieno[2,3-d]pyrimidine-5-carboxylic acid
CAS 1216866-97-5C20H19N3O4S
7-(3,4-Dihydro-2H-1,5-benzodioxepine-7-sulfonyl)-6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine chemical structure, C20H19N3O4S, CAS 2770599-40-9
7-(3,4-Dihydro-2H-1,5-benzodioxepine-7-sulfonyl)-6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine
CAS 2770599-40-9C20H19N3O4S
Benzyl N-[3-(2-ethoxyphenyl)-6-oxo-2-sulfanyl-3,6-dihydropyrimidin-4-yl]carbamate chemical structure, C20H19N3O4S, CAS 2680712-85-8
Benzyl N-[3-(2-ethoxyphenyl)-6-oxo-2-sulfanyl-3,6-dihydropyrimidin-4-yl]carbamate
CAS 2680712-85-8C20H19N3O4S
4-Amino-N,N-dibenzyl-3-nitrobenzene-1-sulfonamide chemical structure, C20H19N3O4S, CAS 1871402-67-3
4-Amino-N,N-dibenzyl-3-nitrobenzene-1-sulfonamide
CAS 1871402-67-3C20H19N3O4S
N-[(2-Butoxyphenyl)methylideneamino]-5-nitro-1-benzothiophene-2-carboxamide chemical structure, C20H19N3O4S, CAS 591761-79-4
N-[(2-Butoxyphenyl)methylideneamino]-5-nitro-1-benzothiophene-2-carboxamide
CAS 591761-79-4C20H19N3O4S

Frequently asked questions

What is the molar mass of C20H19N3O4S?

The molar mass of C20H19N3O4S is 397.45 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 397.1096 Da.

How many compounds have the formula C20H19N3O4S?

CompoundList lists 215 compounds with the molecular formula C20H19N3O4S, including (R)-Methyl 3-(2-(4-methylthiazol-2-yl)pyrrolidine-1-carbonyl)-5-(oxazol-2-yl)benzoate, 1-(4-{[3-(Quinoxalin-2-yloxy)pyrrolidin-1-yl]sulfonyl}phenyl)ethan-1-one, 2-{[1-(2,3-Dihydro-1-benzofuran-5-sulfonyl)pyrrolidin-3-yl]oxy}quinoxaline. 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 C20H19N3O4S?

C20H19N3O4S has a degree of unsaturation of 13. 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.