Molecular formula
C21H23N3O2S
217 compounds have this formula on CompoundList.
- Molar mass
- 381.49g/mol
- Monoisotopic mass
- 381.1511Da
- Atoms
- 50
- Elements
- 5
- Rings plus double bonds
- 12
The formula C21H23N3O2S describes a molecule made of 21 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms, 2 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 × 236.08%1.008 × 23 = 23.184 g/mol
- N Nitrogen × 311.01%14.007 × 3 = 42.021 g/mol
- O Oxygen × 28.39%15.999 × 2 = 31.998 g/mol
- S Sulfur × 18.40%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C21H23N3O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 217 compounds
N-(1,5-Dimethyl-3-oxo-2-phenylpyrazol-4-yl)-3-(4-methylphenyl)sulfanylpropanamide
CAS 694487-63-3C21H23N3O2S
![N-[4,5-Dimethyl-3-[pyridin-3-yl(pyrrolidin-1-yl)methyl]thiophen-2-yl]furan-2-carboxamide chemical structure, C21H23N3O2S, CAS 618404-39-0](/s/XCINMKFZBVLNQE-UHFFFAOYSA-N.svg)
N-[4,5-Dimethyl-3-[pyridin-3-yl(pyrrolidin-1-yl)methyl]thiophen-2-yl]furan-2-carboxamide
CAS 618404-39-0C21H23N3O2S
![N-[2-(1-Azepanyl)phenyl]-2-(1,3-benzoxazol-2-ylthio)acetamide chemical structure, C21H23N3O2S, CAS 604795-50-8](/s/YZVPKTNHPGPCIU-UHFFFAOYSA-N.svg)
N-[2-(1-Azepanyl)phenyl]-2-(1,3-benzoxazol-2-ylthio)acetamide
CAS 604795-50-8C21H23N3O2S
![(E)-N-[4-(2-Methoxyphenyl)piperazine-1-carbothioyl]-3-phenylprop-2-enamide chemical structure, C21H23N3O2S, CAS 487025-75-2](/s/QZVFPIARCWKQCM-VAWYXSNFSA-N.svg)
(E)-N-[4-(2-Methoxyphenyl)piperazine-1-carbothioyl]-3-phenylprop-2-enamide
CAS 487025-75-2C21H23N3O2S
Photoregulin1
CAS 1003736-23-9C21H23N3O2S
![4,8-Dimethyl-2-[4-(phenylsulfonyl)piperazino]quinoline chemical structure, C21H23N3O2S, CAS 478081-70-8](/s/YGUJDKVEQDAINB-UHFFFAOYSA-N.svg)
4,8-Dimethyl-2-[4-(phenylsulfonyl)piperazino]quinoline
CAS 478081-70-8C21H23N3O2S
![N-(1,5-Dimethyl-3-oxo-2-phenylpyrazol-4-yl)-2-[(2-methylphenyl)methylsulfanyl]acetamide chemical structure, C21H23N3O2S, CAS 428452-25-9](/s/RVXGWHZORPRSFD-UHFFFAOYSA-N.svg)
N-(1,5-Dimethyl-3-oxo-2-phenylpyrazol-4-yl)-2-[(2-methylphenyl)methylsulfanyl]acetamide
CAS 428452-25-9C21H23N3O2S
N,N-Diethyl-2-((3-(4-methyl-PH)-4-oxo-3,4-dihydro-2-quinazolinyl)thio)acetamide
CAS 83591-68-8C21H23N3O2S
![4-Methoxyphenyl 5-[(4-phenylpiperazino)methyl]-1,3-thiazol-2-yl ether chemical structure, C21H23N3O2S, CAS 439097-05-9](/s/LRSXOQZHZBWFGI-UHFFFAOYSA-N.svg)
4-Methoxyphenyl 5-[(4-phenylpiperazino)methyl]-1,3-thiazol-2-yl ether
CAS 439097-05-9C21H23N3O2S
![N,N-Diethyl-5-[(4-methylphenyl)sulfonyl]-2-phenyl-4-pyrimidinamine chemical structure, C21H23N3O2S, CAS 478247-35-7](/s/RXAQMQYOIAFNIL-UHFFFAOYSA-N.svg)
N,N-Diethyl-5-[(4-methylphenyl)sulfonyl]-2-phenyl-4-pyrimidinamine
CAS 478247-35-7C21H23N3O2S
![N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-[(4-methylphenyl)sulfanyl]propanamide chemical structure, C21H23N3O2S, CAS 641604-35-5](/s/VVBUNYTZYDAZMG-UHFFFAOYSA-N.svg)
N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-[(4-methylphenyl)sulfanyl]propanamide
CAS 641604-35-5C21H23N3O2S
![N-(3-Methylbutyl)-4-[(4-oxo-2-sulfanylidene-1H-quinazolin-3-yl)methyl]benzamide chemical structure, C21H23N3O2S, CAS 422282-11-9](/s/PQIBTQYAPXLLFK-UHFFFAOYSA-N.svg)
N-(3-Methylbutyl)-4-[(4-oxo-2-sulfanylidene-1H-quinazolin-3-yl)methyl]benzamide
CAS 422282-11-9C21H23N3O2S
![N-[2-(Furan-2-yl)-2-(4-phenylpiperazin-1-yl)ethyl]thiophene-2-carboxamide chemical structure, C21H23N3O2S, CAS 877631-69-1](/s/IMTREFVLTNSTMR-UHFFFAOYSA-N.svg)
N-[2-(Furan-2-yl)-2-(4-phenylpiperazin-1-yl)ethyl]thiophene-2-carboxamide
CAS 877631-69-1C21H23N3O2S
4-Benzooxazol-2-yl-piperidine-1-carbothioic acid (2-ethoxy-phenyl)-amide
CAS 605628-77-1C21H23N3O2S
![3-Amino-N-(4-methoxyphenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]thieno[3,2-e]pyridine-2-carboxamide chemical structure, C21H23N3O2S, CAS 496788-05-7](/s/MPZCYDCUUJJHOQ-UHFFFAOYSA-N.svg)
3-Amino-N-(4-methoxyphenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]thieno[3,2-e]pyridine-2-carboxamide
CAS 496788-05-7C21H23N3O2S
![2-[1-(2,3-Dimethylphenyl)imidazol-2-yl]sulfanyl-N-(4-ethoxyphenyl)acetamide chemical structure, C21H23N3O2S, CAS 851131-53-8](/s/RJUNGGGZMONRCK-UHFFFAOYSA-N.svg)
2-[1-(2,3-Dimethylphenyl)imidazol-2-yl]sulfanyl-N-(4-ethoxyphenyl)acetamide
CAS 851131-53-8C21H23N3O2S
![N-(6-Methoxybenzo[d]thiazol-2-yl)-N-(pyridin-3-ylmethyl)cyclohexanecarboxamide chemical structure, C21H23N3O2S, CAS 895011-41-3](/s/OFCKLPTZHHUKGP-UHFFFAOYSA-N.svg)
N-(6-Methoxybenzo[d]thiazol-2-yl)-N-(pyridin-3-ylmethyl)cyclohexanecarboxamide
CAS 895011-41-3C21H23N3O2S
![N-(4-Methoxybenzo[d]thiazol-2-yl)-N-(pyridin-3-ylmethyl)cyclohexanecarboxamide chemical structure, C21H23N3O2S, CAS 895004-07-6](/s/HGTCLMGEAXALAM-UHFFFAOYSA-N.svg)
N-(4-Methoxybenzo[d]thiazol-2-yl)-N-(pyridin-3-ylmethyl)cyclohexanecarboxamide
CAS 895004-07-6C21H23N3O2S
N-(2,5-Dimethylphenyl)-2-((1-(4-ethoxyphenyl)-1H-imidazol-2-yl)thio)acetamide
CAS 688336-36-9C21H23N3O2S
N-Mesityl-2-((1-(3-methoxyphenyl)-1H-imidazol-2-yl)thio)acetamide
CAS 851132-56-4C21H23N3O2S
![N-(2,4-Dimethylphenyl)-2-[1-[(4-methoxyphenyl)methyl]imidazol-2-yl]sulfanylacetamide chemical structure, C21H23N3O2S, CAS 869346-63-4](/s/XGQMHTMTXDDDRN-UHFFFAOYSA-N.svg)
N-(2,4-Dimethylphenyl)-2-[1-[(4-methoxyphenyl)methyl]imidazol-2-yl]sulfanylacetamide
CAS 869346-63-4C21H23N3O2S
N-(2-Methoxyethyl)-2-((2-phenyl-5-(p-tolyl)-1H-imidazol-4-yl)thio)acetamide
CAS 901259-46-9C21H23N3O2S
![N-(5-Methoxybenzo[d]thiazol-2-yl)-N-(pyridin-3-ylmethyl)cyclohexanecarboxamide chemical structure, C21H23N3O2S, CAS 895413-29-3](/s/SCYQQPSUEHEEPI-UHFFFAOYSA-N.svg)
N-(5-Methoxybenzo[d]thiazol-2-yl)-N-(pyridin-3-ylmethyl)cyclohexanecarboxamide
CAS 895413-29-3C21H23N3O2S
3-(4-Methoxyphenethyl)-1-(pyridin-2-ylmethyl)-1-(thiophen-3-ylmethyl)urea
CAS 1234913-32-6C21H23N3O2S
- N-[[5-(5-Ethyl-1,3-benzoxazol-2-yl)-2-methylphenyl]carbamothioyl]butanamide429635-57-4C21H23N3O2S
- 1-[2-(5,8-Dimethyl-2-oxo-1H-quinolin-3-yl)ethyl]-3-(2-methoxyphenyl)thiourea887895-59-2C21H23N3O2S
- N-Benzyl-3-(4-oxo-3,5,6,7,8,9-hexahydro-4H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-2-yl)propanamide950443-71-7C21H23N3O2S
- N-(1-Cyclopentanecarbonyl-2,3-dihydro-1H-indol-6-yl)-2-(methylsulfanyl)pyridine-3-carboxamide1060199-47-4C21H23N3O2S
- 4-[6-Oxo-3-(thiophen-2-yl)-1,6-dihydropyridazin-1-yl]-N-[4-(propan-2-yl)phenyl]butanamide1058446-66-4C21H23N3O2S
- N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-1-(thiophen-2-yl)cyclopentanecarboxamide1049526-30-8C21H23N3O2S
- (4-(6-Ethylbenzo[d]thiazol-2-yl)piperazin-1-yl)(2-methoxyphenyl)methanone897468-46-1C21H23N3O2S
- N-{5-[(2,4-Dimethylphenyl)methyl]-1,3,4-oxadiazol-2-yl}-3-(propan-2-ylsulfanyl)benzamide955531-29-0C21H23N3O2S
- 3-(2-(3,4-Dihydroisoquinolin-2(1H)-yl)-2-oxoethyl)-6,7,8,9-tetrahydro-2H-thiazolo[2,3-b]quinazolin-5(3H)-one1021024-80-5C21H23N3O2S
- 3-(Benzenesulfonyl)-4-(4-ethylpiperazin-1-yl)quinoline866843-18-7C21H23N3O2S
- N-{2-[(Acetylamino)methyl]-1,3-benzothiazol-5-yl}-4-tert-butylbenzamide790690-50-5C21H23N3O2S
- N-(2,5-Dimethylphenyl)-2-({1-[(2-methoxyphenyl)methyl]-1H-imidazol-2-yl}sulfanyl)acetamide946368-34-9C21H23N3O2S
- 2-[[3-Cyano-5-oxo-4-(4-propan-2-ylphenyl)-4,6,7,8-tetrahydro-1H-quinolin-2-yl]sulfanyl]acetamide497228-49-6C21H23N3O2S
- 2-(3-Oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)-N-[4-(piperidin-1-yl)phenyl]acetamide305372-92-3C21H23N3O2S
- N-(2,4-Dimethylphenyl)-4-(3-methoxyphenyl)-6-methyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide431886-55-4C21H23N3O2S
- 2-{[5-(4-tert-Butylphenyl)-4-(4-methylphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetic acid848989-94-6C21H23N3O2S
- 4-tert-Butyl-N-[5-[(4-methoxyphenyl)methyl]-1,3,4-thiadiazol-2-yl]benzamide328561-02-0C21H23N3O2S
- N-(2,4-Dimethylphenyl)-4-(2-methoxyphenyl)-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide430468-48-7C21H23N3O2S
- (E)-N-Butyl-2-(4-oxo-3-phenyl-2-(phenylimino)thiazolidin-5-yl)acetamide469876-45-7C21H23N3O2S
- N-(4-Ethoxyphenyl)-6-methyl-4-(4-methylphenyl)-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide333767-21-8C21H23N3O2S
- N-(2-Ethoxyphenyl)-6-methyl-4-(2-methylphenyl)-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide442650-67-1C21H23N3O2S
- N-(2-tert-Butyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)-2-naphthalen-2-yloxyacetamide476459-22-0C21H23N3O2S
- (E)-3-(4-Benzylpiperazin-1-yl)-2-tosylacrylonitrile885186-63-0C21H23N3O2S
- N-[4-(2-Isopropyl-1H-imidazol-1-yl)phenyl]-2-methoxy-4-(methylsulfanyl)benzamide893780-19-3C21H23N3O2S
- N-Cyclopropyl-2-{2-[2-(2-methylphenoxy)ethylthio]benzimidazolyl}acetamide943107-99-1C21H23N3O2S
- (2,5-Dimethylfuran-3-yl)(4-((4-phenylthiazol-2-yl)methyl)piperazin-1-yl)methanone1207028-06-5C21H23N3O2S
- 2-(Butylthio)-5-phenyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,5H)-dione628278-32-0C21H23N3O2S
- 2-[(3-Cyano-5,6,7,8,9,10-hexahydrocycloocta[b]pyridin-2-yl)sulfanyl]-N-(4-methoxyphenyl)acetamide444160-96-7C21H23N3O2S
- 2-(5-Methylthiophen-2-yl)-N-(2-morpholin-4-ylethyl)quinoline-4-carboxamide438615-45-3C21H23N3O2S
- N-[3-(Morpholin-4-yl)propyl]-2-(thiophen-2-yl)quinoline-4-carboxamide377757-62-5C21H23N3O2S
- N-(3-Cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-2-morpholin-4-yl-2-phenylacetamide853892-10-1C21H23N3O2S
- N-Benzyl-4-oxo-3-pentyl-2-sulfanylidene-1H-quinazoline-7-carboxamide309940-27-0C21H23N3O2S
- 2-[1-(Furan-2-ylmethyl)-5-phenylimidazol-2-yl]sulfanyl-1-piperidin-1-ylethanone483310-74-3C21H23N3O2S
- N-(3-Methylphenyl)-4-oxo-3-pentyl-2-sulfanylidene-1H-quinazoline-7-carboxamide362500-89-8C21H23N3O2S
- (Z)-N-(4-(4-Methoxyphenyl)-5-methyl-3-morpholinothiazol-2(3H)-ylidene)aniline540499-97-6C21H23N3O2S
- 2-[(2-Ethyl-2-methyl-5-phenyl-2H-imidazol-4-yl)sulfanyl]-N-(4-methoxyphenyl)acetamide899927-48-1C21H23N3O2S
- N-Isopropyl-2-((5-(4-methoxyphenyl)-1-phenyl-1H-imidazol-2-yl)thio)acetamide1207041-09-5C21H23N3O2S
- Ethyl 1-(5-methyl-6-phenylthieno[2,3-d]pyrimidin-4-yl)piperidine-4-carboxylate1858257-30-3C21H23N3O2S
- N-[[4-(5-Propan-2-yl-1,3-benzoxazol-2-yl)phenyl]carbamothioyl]butanamide432541-71-4C21H23N3O2S
- 3-Hexyl-4-(4-nitrophenyl)-N-phenyl-1,3-thiazol-2-imine300852-12-4C21H23N3O2S
- N-(3,4-Dimethylphenyl)-4-(2-methoxyphenyl)-6-methyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide406690-69-5C21H23N3O2S
- 5-(6-Benzyl-1,4-diazepane-1-sulfonyl)isoquinoline105628-00-0C21H23N3O2S
- 4-((4-Oxo-2-thioxo-1,2-dihydroquinazolin-3(4H)-yl)methyl)-N-pentylbenzamide451464-77-0C21H23N3O2S
- 1-[4-(6-Ethyl-1,3-benzothiazol-2-yl)piperazin-1-yl]-2-phenoxyethanone897468-76-7C21H23N3O2S
- (E)-2-((3,4-Dimethylphenyl)sulfonyl)-3-(4-phenylpiperazin-1-yl)acrylonitrile885185-72-8C21H23N3O2S
- 2-(Benzylamino)-N-[2-(2-methoxyphenyl)ethyl]-4-methyl-1,3-thiazole-5-carboxamide1219549-32-2C21H23N3O2S
- 2-(sec-Butylthio)-5-phenyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,5H)-dione631853-58-2C21H23N3O2S
- 2-Imidazolin-5-one, 4,4-diphenyl-2-(methylthio)-1-(morpholinomethyl)-21616-50-2C21H23N3O2S
- 2-(Cyclohexanecarbonylcarbamothioylamino)-N-phenylbenzamide642977-28-4C21H23N3O2S
- N-[4-[2,5-Dimethyl-1-(2-propen-1-yl)-1H-pyrrol-3-yl]-2-thiazolyl]-4-methoxybenzeneacetamide851453-20-8C21H23N3O2S
- N-[5-(2-Ethoxyethyl)-1,3,4-thiadiazol-2-yl]-3,3-diphenylpropanamide717833-17-5C21H23N3O2S
- N-(2,3-Dimethylphenyl)-4-(2-methoxyphenyl)-6-methyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide373613-21-9C21H23N3O2S
- N-(6-Acetyl-3-cyano-4,5,6,7-tetrahydrothieno[2,3-c]pyridin-2-yl)-4-(tert-butyl)benzamide864858-93-5C21H23N3O2S
- 2-((1-(4-Ethoxyphenyl)-1H-imidazol-2-yl)thio)-N-phenethylacetamide688336-58-5C21H23N3O2S
- N-(2-(3-((2-Amino-2-oxoethyl)thio)-1H-indol-1-yl)ethyl)-3,5-dimethylbenzamide851715-07-6C21H23N3O2S
- N-[2-[3-(2-Amino-2-oxoethyl)sulfanylindol-1-yl]ethyl]-3,4-dimethylbenzamide851715-25-8C21H23N3O2S
- 4-Butoxy-N-[2-(2-pyridin-3-yl-1,3-thiazol-4-yl)ethyl]benzamide863513-35-3C21H23N3O2S
- N-Mesityl-2-((5-(4-methoxyphenyl)-1H-imidazol-2-yl)thio)acetamide941905-84-6C21H23N3O2S
- N-(3,5-Dimethylphenyl)-4-(4-methoxyphenyl)-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide459201-67-3C21H23N3O2S
- N-(2,5-Dimethylphenyl)-2-((5-(4-methoxyphenyl)-1-methyl-1H-imidazol-2-yl)thio)acetamide932485-68-2C21H23N3O2S
- N-(2-((5-(4-Methoxyphenyl)-1H-imidazol-2-yl)thio)ethyl)-2-(m-tolyl)acetamide897455-38-8C21H23N3O2S
- 2-(4-Ethoxyphenyl)-N-(2-((5-phenyl-1H-imidazol-2-yl)thio)ethyl)acetamide897456-04-1C21H23N3O2S
- N-(2-Methoxyethyl)-2-((5-phenyl-2-(p-tolyl)-1H-imidazol-4-yl)thio)acetamide901259-24-3C21H23N3O2S
- N-(4-Ethylphenyl)-2-({1-[(2-methoxyphenyl)methyl]-1H-imidazol-2-yl}sulfanyl)acetamide946202-98-8C21H23N3O2S
- N-(4-Ethylphenyl)-2-[(4-ethylphenyl)amino]pyridine-3-sulfonamide1291856-03-5C21H23N3O2S
- 4-((2-Phenyl-1H-imidazol-1-yl)methyl)-1-(phenylsulfonyl)piperidine1396884-08-4C21H23N3O2S
- 1-((4-Methyl-2-(o-tolyl)thiazol-5-yl)methyl)-3-(2-phenoxyethyl)urea1448125-82-3C21H23N3O2S
- 4-Phenyl-N-(2-(4-(thiophen-2-yl)-1H-imidazol-2-yl)ethyl)tetrahydro-2H-pyran-4-carboxamide1396757-97-3C21H23N3O2S
- 2-((1-(1-(Thiophen-2-yl)cyclopentanecarbonyl)piperidin-4-yl)oxy)nicotinonitrile1797549-91-7C21H23N3O2S
- 4-Phenyl-N-(2-(3-(thiophen-2-yl)-1H-pyrazol-1-yl)ethyl)tetrahydro-2H-pyran-4-carboxamide1448029-37-5C21H23N3O2S
- 1-(4-Butoxyphenyl)-3-((5-(thiophen-2-yl)pyridin-3-yl)methyl)urea2034597-97-0C21H23N3O2S
- 2-(3-Benzyl-4-oxoquinazolin-2-yl)sulfanyl-N,N-diethylacetamide384366-03-4C21H23N3O2S
- N-[[3-(5-Propan-2-yl-1,3-benzoxazol-2-yl)phenyl]carbamothioyl]butanamide432508-61-7C21H23N3O2S
- N-(3,5-Dimethylphenyl)-4-(2-methoxyphenyl)-6-methyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide537679-70-2C21H23N3O2S
- N-(2,4-Dimethylphenyl)-2-[1-(4-ethoxyphenyl)imidazol-2-yl]sulfanylacetamide688336-37-0C21H23N3O2S
- 4-tert-Butyl-N-[5-(4-ethoxyphenyl)-1,3,4-thiadiazol-2-yl]benzamide331967-73-8C21H23N3O2S
Frequently asked questions
What is the molar mass of C21H23N3O2S?
The molar mass of C21H23N3O2S is 381.49 g/mol, calculated from standard atomic weights for 21 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 381.1511 Da.
How many compounds have the formula C21H23N3O2S?
CompoundList lists 217 compounds with the molecular formula C21H23N3O2S, including N-(1,5-Dimethyl-3-oxo-2-phenylpyrazol-4-yl)-3-(4-methylphenyl)sulfanylpropanamide, N-[4,5-Dimethyl-3-[pyridin-3-yl(pyrrolidin-1-yl)methyl]thiophen-2-yl]furan-2-carboxamide, N-[2-(1-Azepanyl)phenyl]-2-(1,3-benzoxazol-2-ylthio)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 C21H23N3O2S?
C21H23N3O2S 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.