CompoundList
Molecular formula

C21H19N3O5S

95 compounds have this formula on CompoundList.

Molar mass
425.46g/mol
Monoisotopic mass
425.1045Da
Atoms
49
Elements
5
Rings plus double bonds
14

The formula C21H19N3O5S describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 5 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 × 2159.28%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 194.50%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 39.88%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 518.80%
    15.999 × 5 = 79.995 g/mol
  • S Sulfur × 17.54%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H19N3O5S

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

Showing 1 to 95 of 95 compounds

1-(1,3-Benzodioxol-5-yl)-3-[4-[(phenylmethyl)sulfamoyl]phenyl]urea chemical structure, C21H19N3O5S, CAS 774196-09-7
1-(1,3-Benzodioxol-5-yl)-3-[4-[(phenylmethyl)sulfamoyl]phenyl]urea
CAS 774196-09-7C21H19N3O5S
(5E)-2-(4-Methoxyphenyl)-5-(3,4,5-trimethoxybenzylidene)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one chemical structure, C21H19N3O5S, CAS 606952-70-9
(5E)-2-(4-Methoxyphenyl)-5-(3,4,5-trimethoxybenzylidene)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one
CAS 606952-70-9C21H19N3O5S
N-[4-[(3,5-Dimethoxybenzoyl)carbamothioylamino]phenyl]furan-2-carboxamide chemical structure, C21H19N3O5S, CAS 429656-32-6
N-[4-[(3,5-Dimethoxybenzoyl)carbamothioylamino]phenyl]furan-2-carboxamide
CAS 429656-32-6C21H19N3O5S
(Z)-N-(4,7-Dimethoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-3-(2,5-dioxopyrrolidin-1-yl)benzamide chemical structure, C21H19N3O5S, CAS 1164509-13-0
(Z)-N-(4,7-Dimethoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-3-(2,5-dioxopyrrolidin-1-yl)benzamide
CAS 1164509-13-0C21H19N3O5S
N-[2-(3,4-Dimethylphenyl)-5,5-dioxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-1,3-benzodioxole-5-carboxamide chemical structure, C21H19N3O5S, CAS 681267-81-2
N-[2-(3,4-Dimethylphenyl)-5,5-dioxo-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-1,3-benzodioxole-5-carboxamide
CAS 681267-81-2C21H19N3O5S
2-((4-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)-N-(3-methoxyphenyl)acetamide chemical structure, C21H19N3O5S, CAS 899987-37-2
2-((4-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-oxo-3,4-dihydropyrazin-2-yl)thio)-N-(3-methoxyphenyl)acetamide
CAS 899987-37-2C21H19N3O5S
5-(3-Ethoxy-phenyl)-3-hydroxy-4-(5-methyl-furan-2-carbonyl)-1-(5-methyl-[1,3,4]thiadiazol-2-yl)-1,5-dihydro-pyrrol-2-one chemical structure, C21H19N3O5S, CAS 620117-98-8
5-(3-Ethoxy-phenyl)-3-hydroxy-4-(5-methyl-furan-2-carbonyl)-1-(5-methyl-[1,3,4]thiadiazol-2-yl)-1,5-dihydro-pyrrol-2-one
CAS 620117-98-8C21H19N3O5S
4-(Furan-2-carbonyl)-3-hydroxy-1-(5-methyl-1,3,4-thiadiazol-2-yl)-5-(3-propoxyphenyl)-2,5-dihydro-1H-pyrrol-2-one chemical structure, C21H19N3O5S, CAS 619272-71-8
4-(Furan-2-carbonyl)-3-hydroxy-1-(5-methyl-1,3,4-thiadiazol-2-yl)-5-(3-propoxyphenyl)-2,5-dihydro-1H-pyrrol-2-one
CAS 619272-71-8C21H19N3O5S
N-2-Benzoxazolyl-4-(((2-hydroxy-3-methoxyphenyl)methyl)amino)benzenesulfonamide chemical structure, C21H19N3O5S, CAS 1532593-31-9
N-2-Benzoxazolyl-4-(((2-hydroxy-3-methoxyphenyl)methyl)amino)benzenesulfonamide
CAS 1532593-31-9C21H19N3O5S
(7Z)-3-(1,3-Benzodioxol-5-yl)-7-[(3,4-dimethoxyphenyl)methylidene]-2,4-dihydro-[1,3]thiazolo[3,2-a][1,3,5]triazin-6-one chemical structure, C21H19N3O5S, CAS 381204-83-7
(7Z)-3-(1,3-Benzodioxol-5-yl)-7-[(3,4-dimethoxyphenyl)methylidene]-2,4-dihydro-[1,3]thiazolo[3,2-a][1,3,5]triazin-6-one
CAS 381204-83-7C21H19N3O5S
(5E)-2-(Morpholin-4-yl)-5-{2-[(4-nitrobenzyl)oxy]benzylidene}-1,3-thiazol-4(5H)-one chemical structure, C21H19N3O5S, CAS 371141-97-8
(5E)-2-(Morpholin-4-yl)-5-{2-[(4-nitrobenzyl)oxy]benzylidene}-1,3-thiazol-4(5H)-one
CAS 371141-97-8C21H19N3O5S
2-((E)-((Z)-4-Oxo-5-(2-(2-oxo-2-(o-tolylamino)ethoxy)benzylidene)thiazolidin-2-ylidene)amino)acetic acid chemical structure, C21H19N3O5S, CAS 898638-46-5
2-((E)-((Z)-4-Oxo-5-(2-(2-oxo-2-(o-tolylamino)ethoxy)benzylidene)thiazolidin-2-ylidene)amino)acetic acid
CAS 898638-46-5C21H19N3O5S
2-(Benzo[d][1,3]dioxole-5-carboxamido)-N-(furan-2-ylmethyl)-4,5,6,7-tetrahydrobenzo[d]thiazole-4-carboxamide chemical structure, C21H19N3O5S, CAS 942004-56-0
2-(Benzo[d][1,3]dioxole-5-carboxamido)-N-(furan-2-ylmethyl)-4,5,6,7-tetrahydrobenzo[d]thiazole-4-carboxamide
CAS 942004-56-0C21H19N3O5S
N-(4-(2-((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)amino)-2-oxoethyl)thiazol-2-yl)-4-methoxybenzamide chemical structure, C21H19N3O5S, CAS 921835-65-6
N-(4-(2-((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)amino)-2-oxoethyl)thiazol-2-yl)-4-methoxybenzamide
CAS 921835-65-6C21H19N3O5S
2-(5-(Benzofuran-2-yl)isoxazol-3-yl)-N-(4-sulfamoylphenethyl)acetamide chemical structure, C21H19N3O5S, CAS 1105244-52-7
2-(5-(Benzofuran-2-yl)isoxazol-3-yl)-N-(4-sulfamoylphenethyl)acetamide
CAS 1105244-52-7C21H19N3O5S
N-(4-(N-(1-(Furan-2-carbonyl)indolin-6-yl)sulfamoyl)phenyl)acetamide chemical structure, C21H19N3O5S, CAS 1040661-14-0
N-(4-(N-(1-(Furan-2-carbonyl)indolin-6-yl)sulfamoyl)phenyl)acetamide
CAS 1040661-14-0C21H19N3O5S
8-Ethoxy-2-oxo-N-(2,3,7-trimethyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-6-yl)-2H-chromene-3-carboxamide chemical structure, C21H19N3O5S, CAS 1020980-18-0
8-Ethoxy-2-oxo-N-(2,3,7-trimethyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-6-yl)-2H-chromene-3-carboxamide
CAS 1020980-18-0C21H19N3O5S
1-(4-(Benzofuran-2-yl)thiazol-2-yl)-3-(3,4,5-trimethoxyphenyl)urea chemical structure, C21H19N3O5S, CAS 1207058-17-0
1-(4-(Benzofuran-2-yl)thiazol-2-yl)-3-(3,4,5-trimethoxyphenyl)urea
CAS 1207058-17-0C21H19N3O5S
N-(5-(4-(Isopropylsulfonyl)benzyl)-1,3,4-oxadiazol-2-yl)benzofuran-2-carboxamide chemical structure, C21H19N3O5S, CAS 1171829-35-8
N-(5-(4-(Isopropylsulfonyl)benzyl)-1,3,4-oxadiazol-2-yl)benzofuran-2-carboxamide
CAS 1171829-35-8C21H19N3O5S
[1,1'-Biphenyl]-3-sulfonic acid, 4'-(acetylamino)-4-[(3-aminobenzoyl)amino]- chemical structure, C21H19N3O5S, CAS 68189-37-7
[1,1'-Biphenyl]-3-sulfonic acid, 4'-(acetylamino)-4-[(3-aminobenzoyl)amino]-
CAS 68189-37-7C21H19N3O5S
(4-Naphthalen-2-ylsulfonylpiperazin-1-yl)-(3-nitrophenyl)methanone chemical structure, C21H19N3O5S, CAS 428842-67-5
(4-Naphthalen-2-ylsulfonylpiperazin-1-yl)-(3-nitrophenyl)methanone
CAS 428842-67-5C21H19N3O5S
(4-Naphthalen-2-ylsulfonylpiperazin-1-yl)-(2-nitrophenyl)methanone chemical structure, C21H19N3O5S, CAS 429622-69-5
(4-Naphthalen-2-ylsulfonylpiperazin-1-yl)-(2-nitrophenyl)methanone
CAS 429622-69-5C21H19N3O5S
N-(3-(1-(Furan-2-carbonyl)-5-(2-hydroxyphenyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide chemical structure, C21H19N3O5S, CAS 868214-41-9
N-(3-(1-(Furan-2-carbonyl)-5-(2-hydroxyphenyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide
CAS 868214-41-9C21H19N3O5S
Methyl 5-[(4-methoxyphenyl)carbamoyl]-4-methyl-2-(pyridine-3-carbonylamino)thiophene-3-carboxylate chemical structure, C21H19N3O5S, CAS 515120-92-0
Methyl 5-[(4-methoxyphenyl)carbamoyl]-4-methyl-2-(pyridine-3-carbonylamino)thiophene-3-carboxylate
CAS 515120-92-0C21H19N3O5S

Frequently asked questions

What is the molar mass of C21H19N3O5S?

The molar mass of C21H19N3O5S is 425.46 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 5 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 425.1045 Da.

How many compounds have the formula C21H19N3O5S?

CompoundList lists 95 compounds with the molecular formula C21H19N3O5S, including 1-(1,3-Benzodioxol-5-yl)-3-[4-[(phenylmethyl)sulfamoyl]phenyl]urea, (5E)-2-(4-Methoxyphenyl)-5-(3,4,5-trimethoxybenzylidene)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one, N-[4-[(3,5-Dimethoxybenzoyl)carbamothioylamino]phenyl]furan-2-carboxamide. 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 C21H19N3O5S?

C21H19N3O5S has a degree of unsaturation of 14. 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.