Molecular formula
C21H19NO4S
92 compounds have this formula on CompoundList.
- Molar mass
- 381.45g/mol
- Monoisotopic mass
- 381.1035Da
- Atoms
- 46
- Elements
- 5
- Rings plus double bonds
- 13
The formula C21H19NO4S describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 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 × 2166.12%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 195.02%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 13.67%14.007 × 1 = 14.007 g/mol
- O Oxygen × 416.78%15.999 × 4 = 63.996 g/mol
- S Sulfur × 18.40%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C21H19NO4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 92 of 92 compounds
72 kDa type IV collagenase
CAS 146480-35-5C21H19NO4S
Mmp-2/mmp-9 inhibitor i
CAS 193807-58-8C21H19NO4S
![Ethyl 4-{[2-(methoxycarbonyl)phenyl]sulfanyl}-6-methyl-3-quinolinecarboxylate chemical structure, C21H19NO4S, CAS 477847-14-6](/s/FFIZEFYLPWEFOY-UHFFFAOYSA-N.svg)
Ethyl 4-{[2-(methoxycarbonyl)phenyl]sulfanyl}-6-methyl-3-quinolinecarboxylate
CAS 477847-14-6C21H19NO4S
4-(Dibenzylsulfamoyl)benzoic acid
CAS 102479-27-6C21H19NO4S
![2-{Benzyl[(4-methylphenyl)sulfonyl]amino}benzoic acid chemical structure, C21H19NO4S, CAS 1247-56-9](/s/OTUGBTSLLMKBBT-UHFFFAOYSA-N.svg)
2-{Benzyl[(4-methylphenyl)sulfonyl]amino}benzoic acid
CAS 1247-56-9C21H19NO4S
N-Methyl-N-(2-phenoxyethyl)dibenzofuran-2-sulfonamide
CAS 309733-00-4C21H19NO4S
![Methyl 4-[(3-phenyl-2,3-dihydro-4H-1,4-benzoxazin-4-yl)sulfonyl]phenyl ether chemical structure, C21H19NO4S, CAS 338962-42-8](/s/RCNNXXRUYIDGGD-UHFFFAOYSA-N.svg)
Methyl 4-[(3-phenyl-2,3-dihydro-4H-1,4-benzoxazin-4-yl)sulfonyl]phenyl ether
CAS 338962-42-8C21H19NO4S
![[2-(Naphthalen-2-ylamino)-2-oxoethyl] 2-ethylsulfinylbenzoate chemical structure, C21H19NO4S, CAS 956780-56-6](/s/HADCWYJHPYPJIS-UHFFFAOYSA-N.svg)
[2-(Naphthalen-2-ylamino)-2-oxoethyl] 2-ethylsulfinylbenzoate
CAS 956780-56-6C21H19NO4S
![Ethyl 2-[(4-methoxybenzoyl)amino]-5-phenylthiophene-3-carboxylate chemical structure, C21H19NO4S, CAS 307536-21-6](/s/WJXCQZORJATLNT-UHFFFAOYSA-N.svg)
Ethyl 2-[(4-methoxybenzoyl)amino]-5-phenylthiophene-3-carboxylate
CAS 307536-21-6C21H19NO4S
3-((Furan-2-ylmethyl)thio)-3-(4-nitrophenyl)-1-(p-tolyl)propan-1-one
CAS 307341-92-0C21H19NO4S
![N-([1,1'-Biphenyl]-4-sulfonyl)-L-phenylalanine chemical structure, C21H19NO4S, CAS 229165-58-6](/s/JBYHBQIDTNHWJF-FQEVSTJZSA-N.svg)
N-([1,1'-Biphenyl]-4-sulfonyl)-L-phenylalanine
CAS 229165-58-6C21H19NO4S
N-(4-Acetylphenyl)-4-(2-methylphenoxy)benzenesulfonamide
CAS 667913-52-2C21H19NO4S
![1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-((7-methoxy-4-methylquinolin-2-yl)thio)ethanone chemical structure, C21H19NO4S, CAS 307513-39-9](/s/VTAJYEQQKUXHRF-UHFFFAOYSA-N.svg)
1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-((7-methoxy-4-methylquinolin-2-yl)thio)ethanone
CAS 307513-39-9C21H19NO4S
N-(2-Phenoxyphenyl)-2-tosylacetamide
CAS 895452-53-6C21H19NO4S
![N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4'-methyl-[1,1'-biphenyl]-4-sulfonamide chemical structure, C21H19NO4S, CAS 670272-73-8](/s/YEZRJAIIKMUNOU-UHFFFAOYSA-N.svg)
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4'-methyl-[1,1'-biphenyl]-4-sulfonamide
CAS 670272-73-8C21H19NO4S
N-(1,3-Benzodioxol-5-ylmethyl)-4-(4-methylphenyl)benzenesulfonamide
CAS 670271-78-0C21H19NO4S
2-(4-(Methylsulfonyl)phenyl)-N-(2-phenoxyphenyl)acetamide
CAS 941971-67-1C21H19NO4S
![Methyl 4-([phenyl(phenylsulfonyl)amino]methyl)benzoate chemical structure, C21H19NO4S, CAS 331750-22-2](/s/CWOLUFBJNBJOER-UHFFFAOYSA-N.svg)
Methyl 4-([phenyl(phenylsulfonyl)amino]methyl)benzoate
CAS 331750-22-2C21H19NO4S
(R)-Fmoc-2-amino-3-propargylsulfanyl-propionic acid
CAS 1354752-76-3C21H19NO4S
![Methyl 2-[benzyl(phenylsulfonyl)amino]benzoate chemical structure, C21H19NO4S, CAS 418798-71-7](/s/JQMZLAQWAVMTDT-UHFFFAOYSA-N.svg)
Methyl 2-[benzyl(phenylsulfonyl)amino]benzoate
CAS 418798-71-7C21H19NO4S
Methyl 2-anilino-5-(4-methoxybenzoyl)-4-methyl-3-thiophenecarboxylate
CAS 724735-94-8C21H19NO4S
Benzyl benzyl(phenylsulfonyl)carbamate
CAS 6629-36-3C21H19NO4S
![N-[2-(2-Methylphenoxy)ethyl]dibenzofuran-2-sulfonamide chemical structure, C21H19NO4S, CAS 346662-28-0](/s/UJWLPDOYUHZYRK-UHFFFAOYSA-N.svg)
N-[2-(2-Methylphenoxy)ethyl]dibenzofuran-2-sulfonamide
CAS 346662-28-0C21H19NO4S
Ethyl 2-(2-phenoxyacetamido)-4-phenylthiophene-3-carboxylate
CAS 324073-87-2C21H19NO4S
- Ethyl 2-[(4-methoxybenzoyl)amino]-4-phenyl-3-thiophenecarboxylate441315-58-8C21H19NO4S
- 4-Methylphenyl 2-[(phenylsulfonyl)anilino]acetate478050-05-4C21H19NO4S
- Ethyl 2-[(2-methoxybenzoyl)amino]-5-phenylthiophene-3-carboxylate307536-22-7C21H19NO4S
- Methyl 2-[(2,5-dimethylfuran-3-carbonyl)amino]-4,5-dihydrobenzo[e][1]benzothiole-1-carboxylate492432-62-9C21H19NO4S
- 5-[(Diphenylmethyl)sulfamoyl]-2-methylbenzoic acid793716-21-9C21H19NO4S
- Benzhydryl (2S,3R,5R)-3-formyl-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate162514-95-6C21H19NO4S
- 4-(4-Methoxyphenyl)-2-(3-phenylpropanamido)thiophene-3-carboxylic acid372497-83-1C21H19NO4S
- Methyl 2-[(4-ethoxybenzoyl)amino]-5-phenyl-3-thiophenecarboxylate495386-19-1C21H19NO4S
- Ethyl 2-{[(2-methoxyphenyl)carbonyl]amino}-4-phenylthiophene-3-carboxylate307342-30-9C21H19NO4S
- Ethyl 2-(4-hydroxybenzamido)-5-methyl-4-phenylthiophene-3-carboxylate685853-44-5C21H19NO4S
- N-(Diphenylmethyl)-2,3-dihydro-1,4-benzodioxine-6-sulfonamide696624-49-4C21H19NO4S
- Methyl 3-{4-[(3-phenylpropanoyl)amino]phenoxy}-2-thiophenecarboxylate900019-26-3C21H19NO4S
- Methyl 2-[(1-benzoxepin-4-ylcarbonyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate950284-51-2C21H19NO4S
- Methyl 4-[2,5-dioxo-7-(thiophen-2-yl)-1,2,3,4,5,6,7,8-octahydroquinolin-4-yl]benzoate847509-72-2C21H19NO4S
- Phenol, 4,4'-(1,1-dioxido-1,2-benzisothiazol-3(2H)-ylidene)bis[2-methyl-63665-75-8C21H19NO4S
- 2-(Benzenesulfonyl)-N-(4-phenylmethoxyphenyl)acetamide838897-27-1C21H19NO4S
- N-(Furan-3-ylmethyl)-7-methoxy-N-(2-(thiophen-2-yl)ethyl)benzofuran-2-carboxamide1421489-77-1C21H19NO4S
- Ethyl 2-(((1,3-dioxoindan-2-ylidene)methyl)amino)-4,5,6,7-tetrahydrobenzo[B]thiophene-3-carboxylate535957-62-1C21H19NO4S
- Ethyl 3-methyl-5-(3-phenoxybenzamido)thiophene-2-carboxylate378194-26-4C21H19NO4S
- 2-Benzenesulfonylamino-1-(4-benzyloxyphenyl)ethanone114963-03-0C21H19NO4S
- Methyl 3-{2-[(3-phenylpropanoyl)amino]phenoxy}-2-thiophenecarboxylate900015-02-3C21H19NO4S
- N-[4-(2-Methoxyphenoxy)but-2-YN-1-yl]naphthalene-2-sulfonamide1428364-57-1C21H19NO4S
- 4-(2-Ethyl-5-methylsulfonyl-1-benzofuran-7-yl)-2-methylisoquinolin-1-one1706753-97-0C21H19NO4S
- (5Z)-5-[(3-Ethoxy-4-hydroxy-5-prop-2-enylphenyl)methylidene]-3-phenyl-1,3-thiazolidine-2,4-dione347381-17-3C21H19NO4S
- 2-[(4-Methylphenyl)sulfonyl]-N-(4-phenoxyphenyl)acetamide693237-97-7C21H19NO4S
- N-(2-Benzylphenyl)-2,3-dihydro-1,4-benzodioxine-6-sulfonamide726150-43-2C21H19NO4S
- 3-Hydroxy-1-(prop-2-en-1-yl)-5-[4-(prop-2-en-1-yloxy)phenyl]-4-(thiophen-2-ylcarbonyl)-1,5-dihydro-2H-pyrrol-2-one868145-67-9C21H19NO4S
- 3-[2-(2,4-Dimethylfuran-3-yl)-2-oxoethyl]-3-hydroxy-1-(thiophen-2-ylmethyl)-1,3-dihydro-2H-indol-2-one905758-03-4C21H19NO4S
- Ethyl 3-methyl-5-(4-phenoxybenzamido)thiophene-2-carboxylate477567-64-9C21H19NO4S
- Methyl 4-[({5-[hydroxy(phenyl)methyl]thiophen-2-yl}methyl)carbamoyl]benzoate1797064-01-7C21H19NO4S
- N-(2-(Benzo[d][1,3]dioxol-5-yl)-2-hydroxypropyl)-4-(thiophen-3-yl)benzamide2034474-03-6C21H19NO4S
- N-(2-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-hydroxyethyl)-4-(thiophen-3-yl)benzamide2034465-08-0C21H19NO4S
- Methyl 4-({2-hydroxy-2-[4-(thiophen-3-yl)phenyl]ethyl}carbamoyl)benzoate2034346-27-3C21H19NO4S
- 5-[4-(Allyloxy)-3-ethoxybenzylidene]-3-phenyl-1,3-thiazolidine-2,4-dione6328-23-0C21H19NO4S
- Ethyl6-{[(4-methylphenyl)sulfanyl]methyl}[1,3]dioxolo[4,5-g]quinoline-7-carboxylate161988-56-3C21H19NO4S
- 3-(Benzenesulfonyl)-N-(2-phenoxyphenyl)propanamide868676-93-1C21H19NO4S
- Methyl 4,5-dimethyl-2-(3-phenoxybenzamido)thiophene-3-carboxylate896615-93-3C21H19NO4S
- Methyl 4,5-dimethyl-2-(4-phenoxybenzamido)thiophene-3-carboxylate896616-00-5C21H19NO4S
- Benzyl [(benzenesulfonyl)(phenyl)methyl]carbamate383366-27-6C21H19NO4S
- N-[4-[4-(4-Methylphenyl)sulfonylphenoxy]phenyl]acetamide864233-51-2C21H19NO4S
- 4-{[(4'-Methyl[1,1'-biphenyl]-4-sulfonyl)amino]methyl}benzoic acid885269-24-9C21H19NO4S
- Methyl 3-{[([1,1'-biphenyl]-4-sulfonyl)amino]methyl}benzoate886732-34-9C21H19NO4S
- 5-Thiazoleacetic acid, 2-(2-(3,4-dimethoxyphenyl)ethenyl)-4-phenyl-116759-14-9C21H19NO4S
- 2-((9H-Carbazol-2-yl)oxy)ethyl 4-methylbenzenesulfonate445283-51-2C21H19NO4S
- Benzenesulfonamide, N-[2-(benzoyloxy)ethyl]-N-phenyl-61293-99-0C21H19NO4S
- N-[4-(2-Methoxyphenoxy)phenyl]-2-phenylethene-1-sulfonamide1147299-46-4C21H19NO4S
- 5-Methyl-2-[(4-methylbenzene-1-sulfonyl)amino]phenyl benzoate53691-07-9C21H19NO4S
- 2-[(4-Methylbenzene-1-sulfonyl)amino]phenyl 4-methylbenzoate61860-91-1C21H19NO4S
- 4-(N-Benzylglycyl)phenyl benzenesulfonate920804-49-5C21H19NO4S
- Methyl 4-({2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}carbamoyl)benzoate2380189-19-3C21H19NO4S
- N-{2-Hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}-2,3-dihydro-1,4-benzodioxine-5-carboxamide2380180-86-7C21H19NO4S
- Naphthalen-2-yl 2-(N-methyl-2-phenylethenesulfonamido)acetate949870-80-8C21H19NO4S
- 1-[1-(Benzenesulfonyl)-3-methylbut-2-en-1-yl]-4-nitronaphthalene88958-93-4C21H19NO4S
- 2-Benzyl-3-(benzyloxy)-5-formylbenzene-1-sulfonamide62274-26-4C21H19NO4S
- N-(Benzoyloxy)-4-methyl-N-(4-methylphenyl)benzene-1-sulfonamide53691-05-7C21H19NO4S
- 4-Methyl-N-[(4-methylbenzoyl)oxy]-N-phenylbenzene-1-sulfonamide61860-80-8C21H19NO4S
- Diphenylmethyl(2S,3R,5R)-3-formyl-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylateC21H19NO4S
- 2-[3-(Cyclopropylmethoxy)-4-methoxyphenyl]-5-phenyl-1,3-thiazole-4-carboxylic acid1821176-11-7C21H19NO4S
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-[(4-methylphenyl)sulfanyl]cyclopentane-1-carboxylate2248332-18-3C21H19NO4S
- 2-{[(Benzyloxy)carbonyl]amino}-4-(2,4-dimethylphenyl)thiophene-3-carboxylic acid2639456-16-7C21H19NO4S
- 2-{[(Benzyloxy)carbonyl]amino}-5-methyl-4-(4-methylphenyl)thiophene-3-carboxylic acid2639414-25-6C21H19NO4S
- 2-{[(Benzyloxy)carbonyl]amino}-4-(4-ethylphenyl)thiophene-3-carboxylic acid2639451-73-1C21H19NO4S
- 4-{[(Benzyloxy)carbonyl][2-(thiophen-2-yl)ethyl]amino}benzoic acid2639458-97-0C21H19NO4S
- 2-{[(Benzyloxy)carbonyl]amino}-4-(3,4-dimethylphenyl)thiophene-3-carboxylic acid2639455-61-9C21H19NO4S
- 2-{[(Benzyloxy)carbonyl]amino}-4-(2,5-dimethylphenyl)thiophene-3-carboxylic acid2639410-19-6C21H19NO4S
- 4-{[(Benzyloxy)carbonyl][2-(thiophen-3-yl)ethyl]amino}benzoic acid2680739-87-9C21H19NO4S
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(cyclopentylsulfanyl)-5-methylbenzoate2248415-44-1C21H19NO4S
- Benzhydryl (3R)-3-formyl-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylateC21H19NO4S
Frequently asked questions
What is the molar mass of C21H19NO4S?
The molar mass of C21H19NO4S is 381.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 381.1035 Da.
How many compounds have the formula C21H19NO4S?
CompoundList lists 92 compounds with the molecular formula C21H19NO4S, including 72 kDa type IV collagenase, Mmp-2/mmp-9 inhibitor i, Ethyl 4-{[2-(methoxycarbonyl)phenyl]sulfanyl}-6-methyl-3-quinolinecarboxylate. 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 C21H19NO4S?
C21H19NO4S 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.