Molecular formula
C21H20N2O3S
204 compounds have this formula on CompoundList.
- Molar mass
- 380.46g/mol
- Monoisotopic mass
- 380.1195Da
- Atoms
- 47
- Elements
- 5
- Rings plus double bonds
- 13
The formula C21H20N2O3S describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 2 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 × 2166.30%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 205.30%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 27.36%14.007 × 2 = 28.014 g/mol
- O Oxygen × 312.62%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.43%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C21H20N2O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 204 compounds
2-((4,5-Diphenyloxazol-2-yl)thio)-1-morpholinoethanone
CAS 59716-72-2C21H20N2O3S
![4-Phenyl-N-[2-(4-sulfamoylphenyl)ethyl]benzamide chemical structure, C21H20N2O3S, CAS 25200-24-2](/s/OZSQEXWJFGWJHY-UHFFFAOYSA-N.svg)
4-Phenyl-N-[2-(4-sulfamoylphenyl)ethyl]benzamide
CAS 25200-24-2C21H20N2O3S
![N-[5-(Aminosulfonyl)-2-methylphenyl]-alpha-phenylbenzeneacetamide chemical structure, C21H20N2O3S, CAS 345992-26-9](/s/KTHIJCGVABIJCV-UHFFFAOYSA-N.svg)
N-[5-(Aminosulfonyl)-2-methylphenyl]-alpha-phenylbenzeneacetamide
CAS 345992-26-9C21H20N2O3S
Flaviviruses-IN-2
CAS 1009762-84-8C21H20N2O3S
![N-{4-[(Diphenylmethyl)sulfamoyl]phenyl}acetamide chemical structure, C21H20N2O3S, CAS 294885-59-9](/s/QIYMTYDTOZLPAN-UHFFFAOYSA-N.svg)
N-{4-[(Diphenylmethyl)sulfamoyl]phenyl}acetamide
CAS 294885-59-9C21H20N2O3S
2-Hydroxy-6-(5-(4-methylpiperazine-1-carbonyl)thiophen-2-yl)-1-naphthaldehyde
CAS 1093119-54-0C21H20N2O3S
(E)-4-((3-Allyl-5-(3-methylbenzyl)-4-oxothiazolidin-2-ylidene)amino)benzoic acid
CAS 303792-16-7C21H20N2O3S
![2-(Naphthalen-2-yloxy)-1-[4-(thiophene-2-carbonyl)-piperazin-1-yl]-ethanone chemical structure, C21H20N2O3S, CAS 333757-00-9](/s/BFZIKIKSEVYTJG-UHFFFAOYSA-N.svg)
2-(Naphthalen-2-yloxy)-1-[4-(thiophene-2-carbonyl)-piperazin-1-yl]-ethanone
CAS 333757-00-9C21H20N2O3S
N'-(4-(Benzyloxy)benzylidene)-4-methylbenzenesulfonohydrazide
CAS 270575-31-0C21H20N2O3S
![3-Phenyl-N-{4-[(phenylsulfonyl)amino]phenyl}propanamide chemical structure, C21H20N2O3S, CAS 356083-08-4](/s/CANXBQQYTLWCNJ-UHFFFAOYSA-N.svg)
3-Phenyl-N-{4-[(phenylsulfonyl)amino]phenyl}propanamide
CAS 356083-08-4C21H20N2O3S
![2-[Methyl(methylsulfonyl)amino]-N-(2-phenylphenyl)benzamide chemical structure, C21H20N2O3S, CAS 708234-20-2](/s/NXIBVFXLWXMZIM-UHFFFAOYSA-N.svg)
2-[Methyl(methylsulfonyl)amino]-N-(2-phenylphenyl)benzamide
CAS 708234-20-2C21H20N2O3S
![2-(1,1-Dioxido-2H-naphtho[1,8-cd]isothiazol-2-yl)-N-(1-phenylethyl)propanamide chemical structure, C21H20N2O3S, CAS 713107-06-3](/s/OIZTXNCDTTTWPM-UHFFFAOYSA-N.svg)
2-(1,1-Dioxido-2H-naphtho[1,8-cd]isothiazol-2-yl)-N-(1-phenylethyl)propanamide
CAS 713107-06-3C21H20N2O3S
N-Benzyl-N-methyl-4-(phenylsulfamoyl)benzamide
CAS 1287128-95-3C21H20N2O3S
N-Benzyl-3-benzylsulfamoyl-benzamide
CAS 300383-03-3C21H20N2O3S
N-(3-((Benzylamino)carbonyl)-4,5,6,7-tetrahydro-1-benzothien-2-yl)-2-furamide
CAS 518349-77-4C21H20N2O3S
N'-(2-(Benzyloxy)benzylidene)-4-methylbenzenesulfonohydrazide
CAS 194418-17-2C21H20N2O3S
![2-(Allylthio)-1-[3-(3,4-dimethoxyphenyl)acryloyl]-1H-benzimidazole chemical structure, C21H20N2O3S, CAS 1164458-12-1](/s/XEFAQVBOAQFYDS-ZRDIBKRKSA-N.svg)
2-(Allylthio)-1-[3-(3,4-dimethoxyphenyl)acryloyl]-1H-benzimidazole
CAS 1164458-12-1C21H20N2O3S
2-(4-Isobutoxy-3-methoxybenzylidene)(1,3)thiazolo(3,2-A)benzimidazol-3(2H)-one
CAS 617696-90-9C21H20N2O3S
N'-(3-(Benzyloxy)benzylidene)-4-methylbenzenesulfonohydrazide
CAS 344943-75-5C21H20N2O3S
![5-Benzyl-2-[(4-methoxybenzoyl)amino]-4-methyl-3-thiophenecarboxamide chemical structure, C21H20N2O3S, CAS 314285-22-8](/s/JLDSAIOGNCRNKZ-UHFFFAOYSA-N.svg)
5-Benzyl-2-[(4-methoxybenzoyl)amino]-4-methyl-3-thiophenecarboxamide
CAS 314285-22-8C21H20N2O3S
![N-[3-[(2-Ethylphenyl)carbamoyl]-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl]furan-2-carboxamide chemical structure, C21H20N2O3S, CAS 389073-36-3](/s/HMHRHJAJQARIQZ-UHFFFAOYSA-N.svg)
N-[3-[(2-Ethylphenyl)carbamoyl]-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl]furan-2-carboxamide
CAS 389073-36-3C21H20N2O3S
![1-[[4-(2-Cyclopropyl-5-oxazolyl)phenyl]sulfonyl]-1,2,3,4-tetrahydro-quinoline chemical structure, C21H20N2O3S, CAS 932331-38-9](/s/PRXMGFKGGVZBTL-UHFFFAOYSA-N.svg)
1-[[4-(2-Cyclopropyl-5-oxazolyl)phenyl]sulfonyl]-1,2,3,4-tetrahydro-quinoline
CAS 932331-38-9C21H20N2O3S
4-((2-Imino-4-oxo-1,3-thiazolidin-5-ylidene)methyl)phenyl 4-tert-butylbenzoate
CAS 518350-08-8C21H20N2O3S
![N-(4-Butylphenyl)-2-oxo-1,2-dihydrobenzo[cd]indole-6-sulfonamide chemical structure, C21H20N2O3S, CAS 441745-43-3](/s/JPWASJCSEDYSDE-UHFFFAOYSA-N.svg)
N-(4-Butylphenyl)-2-oxo-1,2-dihydrobenzo[cd]indole-6-sulfonamide
CAS 441745-43-3C21H20N2O3S
- 3-(1,3-Benzothiazol-2-yl)-8-[(diethylamino)methyl]-7-hydroxy-2H-chromen-2-one300556-25-6C21H20N2O3S
- N-(4-Acetylphenyl)-2-{[5-(3,4-dimethylphenyl)-1,3-oxazol-2-yl]sulfanyl}acetamide1021254-69-2C21H20N2O3S
- N-(3-{[(3,4-Dimethylphenoxy)acetyl]amino}phenyl)thiophene-2-carboxamide431979-46-3C21H20N2O3S
- N-(4,5-Dihydronaphtho[1,2-d]thiazol-2-yl)-2-(3,4-dimethoxyphenyl)acetamide557782-81-7C21H20N2O3S
- N-Benzyl-4-(benzylsulfamoyl)benzamide313520-94-4C21H20N2O3S
- 3-(2-(4-(Dimethylamino)phenyl)thiazolidine-3-carbonyl)-2H-chromen-2-one372506-82-6C21H20N2O3S
- N-[4-[(2,5-Dimethylphenyl)sulfamoyl]phenyl]benzamide431929-02-1C21H20N2O3S
- N-{3-[(2-Phenylethyl)carbamoyl]-4H,5H,6H-cyclopenta[b]thiophen-2-yl}furan-2-carboxamide618076-61-2C21H20N2O3S
- Ethyl 4-(3,4-dimethylphenyl)-2-(nicotinamido)thiophene-3-carboxylate315678-71-8C21H20N2O3S
- N-(3-(9H-Carbazol-9-yl)-2-hydroxypropyl)benzenesulfonamide351495-54-0C21H20N2O3S
- N1-(4-(benzyloxy)benzyl)-N2-(thiophen-2-ylmethyl)oxalamide1206999-43-0C21H20N2O3S
- 3-(Benzo[d]thiazol-2-yl)-8-((diethylamino)methyl)-7-hydroxy-4H-chromen-4-one637747-59-2C21H20N2O3S
- N-((5-(2-Methyl-2,3-dihydrobenzofuran-5-yl)isoxazol-3-yl)methyl)-2-(methylthio)benzamide1173085-00-1C21H20N2O3S
- (E)-4-(5-Benzylidene-2,4-dioxothiazolidin-3-yl)-N-(p-tolyl)butanamide378224-68-1C21H20N2O3S
- N,4,5-trimethyl-2-(2-phenoxybenzamido)thiophene-3-carboxamide896300-07-5C21H20N2O3S
- 4-(((2,2-Dimethyl-2,3-dihydrobenzofuran-7-yl)oxy)methyl)-N-(thiazol-2-yl)benzamide941899-58-7C21H20N2O3S
- 2-(Piperidin-1-yl)benzo[d]thiazol-6-yl 4-acetylbenzoate941935-77-9C21H20N2O3S
- N-Ethyl-1-(naphthalen-2-ylsulfonyl)indoline-2-carboxamide1097202-38-4C21H20N2O3S
- N-(9-Ethyl-9H-carbazol-3-yl)-4-methoxybenzenesulfonamide498571-65-6C21H20N2O3S
- Ethyl 2-(2-(4-benzylbenzamido)thiazol-4-yl)acetate361471-01-4C21H20N2O3S
- 3-((2-(2,4-Dimethylphenyl)-2-oxoethyl)thio)-1-(4-methoxyphenyl)pyrazin-2(1H)-one946300-53-4C21H20N2O3S
- (1S,3R)-3-[[[4-(6-Methyl-2-benzothiazolyl)phenyl]amino]carbonyl]-cyclopentanecarboxylic acid2415154-29-7C21H20N2O3S
- Ethyl 2-(5,6,7,8-tetrahydronaphthalene-2-carboxamido)benzo[d]thiazole-6-carboxylate888409-38-9C21H20N2O3S
- N-(5-Acetyl-4-phenyl-1,3-thiazol-2-yl)-2-(4-ethoxyphenyl)acetamide922480-38-4C21H20N2O3S
- N-(2,3-Dimethylphenyl)-6-tosylnicotinamide1040642-59-8C21H20N2O3S
- 2-[(3-Methoxy-2-naphthoyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide5650-19-1C21H20N2O3S
- N-[4-(Benzylsulfamoyl)phenyl]-2-methylbenzamide692261-84-0C21H20N2O3S
- 2-(Benzylsulfanyl)-4-(3-ethoxy-4-hydroxyphenyl)-6-oxo-1,4,5,6-tetrahydropyridine-3-carbonitrile332051-80-6C21H20N2O3S
- 3-(1,3-Benzothiazol-2-yl)-8-[(dimethylamino)methyl]-6-ethyl-7-hydroxy-4H-chromen-4-one222716-28-1C21H20N2O3S
- 2-(4-Methoxyphenyl)-3-benzyl-1,2,3-trihydro-4-thiaquinazoline-4,4-dione663167-22-4C21H20N2O3S
- (2-Diphenylacetylamino-thiazol-4-yl)-acetic acid ethyl ester307343-59-5C21H20N2O3S
- 4-Acetyl-N-[4-(4-ethoxyphenyl)-5-methyl-1,3-thiazol-2-yl]benzamide536732-60-2C21H20N2O3S
- N-[2-(1H-Indol-3-yl)ethyl]-4-methoxynaphthalene-1-sulfonamide540515-18-2C21H20N2O3S
- Naphthyl 4-(phenylsulfonyl)piperazinyl ketone333756-95-9C21H20N2O3S
- Thiazolo[3,2-a]benzimidazol-3(2H)-one, 2-(3-methoxy-4-propoxybenzylidene)-8-methyl-353503-66-9C21H20N2O3S
- N-[4-[(3-Propoxybenzoyl)amino]phenyl]thiophene-2-carboxamide355420-29-0C21H20N2O3S
- N-(Furan-2-ylmethyl)-2-[(2-methylbenzoyl)amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide352226-53-0C21H20N2O3S
- 1-Ethyl-2-oxo-N-(1-phenylethyl)-1,2-dihydrobenzo[cd]indole-6-sulfonamide438489-07-7C21H20N2O3S
- Cyclohexanecarboxylic acid, 2-[[[4-(2-naphthalenyl)-2-thiazolyl]amino]carbonyl]-445260-18-4C21H20N2O3S
- N-(2-Phenylethyl)-4-[(phenylsulfonyl)amino]benzamide309743-29-1C21H20N2O3S
- 2-{[(Biphenyl-4-yloxy)acetyl]amino}-4,5-dimethylthiophene-3-carboxamide651018-49-4C21H20N2O3S
- N-Benzyl-2-[(phenylsulfonyl)anilino]acetamide339103-45-6C21H20N2O3S
- Propyl 2-(isonicotinoylamino)-4-(3-methylphenyl)-3-thiophenecarboxylate495383-42-1C21H20N2O3S
- 3-Phenyl-N-{3-[(phenylsulfonyl)amino]phenyl}propanamide356083-05-1C21H20N2O3S
- Ethyl 8-methyl-6-(1-naphthyl)-4-oxo-3,4-dihydro-2H,6H-pyrimido[2,1-b][1,3]thiazine-7-carboxylate691868-90-3C21H20N2O3S
- 4-(3-Methoxy-4-phenylmethoxyphenyl)-6-methylsulfanyl-2-oxo-3,4-dihydro-1H-pyridine-5-carbonitrile799793-55-8C21H20N2O3S
- 2-(2-Naphthyloxyacetylamino)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide443736-97-8C21H20N2O3S
- N-[4-(Ethylsulfamoyl)phenyl]-4-phenylbenzamide827617-38-9C21H20N2O3S
- N-[3-[(2-Methylphenyl)carbamoyl]-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]furan-2-carboxamide329067-27-8C21H20N2O3S
- 2-[(4-Methylphenyl)(phenylsulfonyl)amino]-N-phenylacetamide418789-19-2C21H20N2O3S
- N-[5-(4-Ethylbenzyl)-1,3-thiazol-2-yl]-2,3-dihydro-1,4-benzodioxine-6-carboxamide878692-56-9C21H20N2O3S
- 2-(Butanoylamino)-N-(4-methylphenyl)-4-oxo-4H-thiochromene-3-carboxamide881556-66-7C21H20N2O3S
- N-(5-(4-Methoxybenzyl)thiazol-2-yl)chroman-3-carboxamide919018-21-6C21H20N2O3S
- 3-((4-(6-Methylbenzo[d]thiazol-2-yl)phenyl)carbamoyl)cyclopentanecarboxylic acid1374325-56-0C21H20N2O3S
- (4-Naphthalen-2-ylsulfonylpiperazin-1-yl)-phenylmethanone462604-98-4C21H20N2O3S
- Propyl 5-methyl-4-phenyl-2-(pyridine-4-carbonylamino)thiophene-3-carboxylate495382-86-0C21H20N2O3S
- (3-Amino-6,7,8,9-tetrahydro-5H-cyclohepta[b]thieno[3,2-e]pyridin-2-yl)(2,3-dihydro-1,4-benzodioxin-6-yl)methanone445382-71-8C21H20N2O3S
- N-[6-Methyl-3-(phenylcarbamoyl)-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]furan-2-carboxamide329067-73-4C21H20N2O3S
- 1-(4-Ethoxynaphthalen-1-yl)sulfonyl-2-phenyl-4,5-dihydroimidazole708230-29-9C21H20N2O3S
- N-(1-Naphthyl)-1-(phenylsulfonyl)-2-pyrrolidinecarboxamide1008601-47-5C21H20N2O3S
- (3-Amino-6-ethyl-5,6,7,8-tetrahydrothieno[2,3-b]quinolin-2-yl)(1,3-benzodioxol-5-yl)methanone625370-69-6C21H20N2O3S
- Ethyl 2-[(4-benzylbenzoyl)amino]-4-methyl-1,3-thiazole-5-carboxylate361470-91-9C21H20N2O3S
- (E)-3-(1,3-Benzodioxol-5-yl)-N-(3-cyano-6-ethyl-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)prop-2-enamide354547-38-9C21H20N2O3S
- (E)-3-(3,4-Dimethoxyphenyl)-N-(5-methyl-4-phenyl-1,3-thiazol-2-yl)prop-2-enamide541544-74-5C21H20N2O3S
- N-(1,2-Dihydroacenaphthylen-5-yl)-4-(dimethylsulfamoyl)benzamide315240-55-2C21H20N2O3S
- 2-Methyl-N-[4-[methyl(phenyl)sulfamoyl]phenyl]benzamide714278-65-6C21H20N2O3S
- N-[4-(Dimethylsulfamoyl)phenyl]-4-phenylbenzamide651711-70-5C21H20N2O3S
- N-[4-[(3,5-Dimethylphenyl)sulfamoyl]phenyl]benzamide433261-29-1C21H20N2O3S
- 4-(Dimethylsulfamoyl)-N-(4-phenylphenyl)benzamide346642-82-8C21H20N2O3S
- 4-[Benzyl(methyl)sulfamoyl]-N-phenylbenzamide683265-54-5C21H20N2O3S
- Propan-2-yl 4-(3-methylphenyl)-2-(pyridine-3-carbonylamino)thiophene-3-carboxylate445002-62-0C21H20N2O3S
- N'-{4-[(2-Methylbenzyl)oxy]benzylidene}benzenesulfonohydrazide494758-56-4C21H20N2O3S
- N,1-diethyl-2-oxo-N-phenyl-1,2-dihydrobenzo[cd]indole-6-sulfonamide406475-97-6C21H20N2O3S
- 1-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-{[(2,5-dimethylphenyl)methyl]sulfanyl}-1,2-dihydropyrazin-2-one899743-73-8C21H20N2O3S
- 2-Methoxy-N-[4-({[(thiophen-2-yl)methyl]carbamoyl}methyl)phenyl]benzamide1060284-22-1C21H20N2O3S
- N-Cyclopropyl-2-[4-(naphthalene-1-sulfonamido)phenyl]acetamide1060225-85-5C21H20N2O3S
Frequently asked questions
What is the molar mass of C21H20N2O3S?
The molar mass of C21H20N2O3S is 380.46 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 380.1195 Da.
How many compounds have the formula C21H20N2O3S?
CompoundList lists 204 compounds with the molecular formula C21H20N2O3S, including 2-((4,5-Diphenyloxazol-2-yl)thio)-1-morpholinoethanone, 4-Phenyl-N-[2-(4-sulfamoylphenyl)ethyl]benzamide, N-[5-(Aminosulfonyl)-2-methylphenyl]-alpha-phenylbenzeneacetamide. 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 C21H20N2O3S?
C21H20N2O3S 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.