Molecular formula
C23H20N2O3S
98 compounds have this formula on CompoundList.
- Molar mass
- 404.48g/mol
- Monoisotopic mass
- 404.1195Da
- Atoms
- 49
- Elements
- 5
- Rings plus double bonds
- 15
The formula C23H20N2O3S describes a molecule made of 23 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 × 2368.30%12.011 × 23 = 276.253 g/mol
- H Hydrogen × 204.98%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 26.93%14.007 × 2 = 28.014 g/mol
- O Oxygen × 311.87%15.999 × 3 = 47.997 g/mol
- S Sulfur × 17.93%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C23H20N2O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 98 of 98 compounds
Sulfinpyrazone
CAS 57-96-5C23H20N2O3S
![{2-Methyl-4-[(2-methylphenyl)amino]-1,1-dioxido-2H-1,2-benzothiazin-3-yl}(phenyl)methanone chemical structure, C23H20N2O3S, CAS 364620-69-9](/s/ZYMKWULJAZHKBF-UHFFFAOYSA-N.svg)
{2-Methyl-4-[(2-methylphenyl)amino]-1,1-dioxido-2H-1,2-benzothiazin-3-yl}(phenyl)methanone
CAS 364620-69-9C23H20N2O3S
![N-[(6-Methyl-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)methyl]benzenesulfonamide chemical structure, C23H20N2O3S, CAS 375350-36-0](/s/VKGFHXJHHFHCJR-UHFFFAOYSA-N.svg)
N-[(6-Methyl-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)methyl]benzenesulfonamide
CAS 375350-36-0C23H20N2O3S
![4-(Furan-2-yl)-2-{[2-(4-methylphenyl)-2-oxoethyl]sulfanyl}-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile chemical structure, C23H20N2O3S, CAS 799801-30-2](/s/JJWKFMVUIJEGSH-UHFFFAOYSA-N.svg)
4-(Furan-2-yl)-2-{[2-(4-methylphenyl)-2-oxoethyl]sulfanyl}-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile
CAS 799801-30-2C23H20N2O3S
![1-(3,4-Dihydroxyphenyl)-2-[(1-phenethylbenzimidazol-2-yl)thio]ethanone chemical structure, C23H20N2O3S, CAS 796092-68-7](/s/NDLKOZVRJISFAO-UHFFFAOYSA-N.svg)
1-(3,4-Dihydroxyphenyl)-2-[(1-phenethylbenzimidazol-2-yl)thio]ethanone
CAS 796092-68-7C23H20N2O3S
![3-{[(Diphenylacetyl)carbamothioyl]amino}-4-methylbenzoic acid chemical structure, C23H20N2O3S, CAS 433695-07-9](/s/VLDWGCXFGSTSMO-UHFFFAOYSA-N.svg)
3-{[(Diphenylacetyl)carbamothioyl]amino}-4-methylbenzoic acid
CAS 433695-07-9C23H20N2O3S
N,2-Dibenzyl-4-(phenylsulfonyl)oxazol-5-amine
CAS 303753-61-9C23H20N2O3S
![Ethyl (2E)-2-benzylidene-7-methyl-3-oxo-5-phenyl-2,3-dihydro-5H-[1,3]thiazolo[3,2-A]pyrimidine-6-carboxylate chemical structure, C23H20N2O3S, CAS 292871-35-3](/s/CBKYPVDLMPXQBL-NBVRZTHBSA-N.svg)
Ethyl (2E)-2-benzylidene-7-methyl-3-oxo-5-phenyl-2,3-dihydro-5H-[1,3]thiazolo[3,2-A]pyrimidine-6-carboxylate
CAS 292871-35-3C23H20N2O3S
![3-{[(Diphenylacetyl)carbamothioyl]amino}-2-methylbenzoic acid chemical structure, C23H20N2O3S, CAS 434288-33-2](/s/GIJCDLWVQKOOTC-UHFFFAOYSA-N.svg)
3-{[(Diphenylacetyl)carbamothioyl]amino}-2-methylbenzoic acid
CAS 434288-33-2C23H20N2O3S
![2,3-Dimethoxy-N-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]benzamide chemical structure, C23H20N2O3S, CAS 946317-32-4](/s/NHGPXQZTIMYJLB-UHFFFAOYSA-N.svg)
2,3-Dimethoxy-N-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]benzamide
CAS 946317-32-4C23H20N2O3S
3-(Benzenesulfonyl)-N-(4-ethoxyphenyl)quinolin-4-amine
CAS 895647-43-5C23H20N2O3S
![(5Z)-5-(4,4,6-Trimethyl-2-oxo-6-phenyl-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1(2H)-ylidene)-1,3-thiazolidine-2,4-dione chemical structure, C23H20N2O3S, CAS 524047-19-6](/s/XPDOZIMLSNOJSI-VLGSPTGOSA-N.svg)
(5Z)-5-(4,4,6-Trimethyl-2-oxo-6-phenyl-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1(2H)-ylidene)-1,3-thiazolidine-2,4-dione
CAS 524047-19-6C23H20N2O3S
![N-[5-(1,3-Benzothiazol-2-yl)-2-methoxyphenyl]-2-(3-methylphenoxy)acetamide chemical structure, C23H20N2O3S, CAS 689746-09-6](/s/FUVVLAFWQWMMDK-UHFFFAOYSA-N.svg)
N-[5-(1,3-Benzothiazol-2-yl)-2-methoxyphenyl]-2-(3-methylphenoxy)acetamide
CAS 689746-09-6C23H20N2O3S
![(2E)-N-[4-(2,3-Dihydro-1H-indol-1-ylsulfonyl)phenyl]-3-phenylprop-2-enamide chemical structure, C23H20N2O3S, CAS 349642-96-2](/s/COYJOMOHUJKLRB-XNTDXEJSSA-N.svg)
(2E)-N-[4-(2,3-Dihydro-1H-indol-1-ylsulfonyl)phenyl]-3-phenylprop-2-enamide
CAS 349642-96-2C23H20N2O3S
![2,4-Dimethoxy-N-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]benzamide chemical structure, C23H20N2O3S, CAS 313515-81-0](/s/PMKJMTNINFTOJR-UHFFFAOYSA-N.svg)
2,4-Dimethoxy-N-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]benzamide
CAS 313515-81-0C23H20N2O3S
RefChem:142020
CAS 1174-98-7C23H20N2O3S
![N-[4-(3,4-Dimethoxyphenyl)-1,3-thiazol-2-yl]-2-(naphthalen-1-yl)acetamide chemical structure, C23H20N2O3S, CAS 476210-48-7](/s/DJIXFYROQNNGPN-UHFFFAOYSA-N.svg)
N-[4-(3,4-Dimethoxyphenyl)-1,3-thiazol-2-yl]-2-(naphthalen-1-yl)acetamide
CAS 476210-48-7C23H20N2O3S
2-(Hydroxymethyl)-1-((7-oxo-8-phenyl-7H-thieno(2,3-a)quinolizin-10-yl)carbonyl)pyrrolidine
CAS 104604-59-3C23H20N2O3S
![4-Benzyl-7-hydroxy-5-oxo-N-(2-phenylethyl)-4H,5H-thieno[3,2-b]pyridine-6-carboxamide chemical structure, C23H20N2O3S, CAS 1251695-85-8](/s/AZIDNVRJPPDAJT-UHFFFAOYSA-N.svg)
4-Benzyl-7-hydroxy-5-oxo-N-(2-phenylethyl)-4H,5H-thieno[3,2-b]pyridine-6-carboxamide
CAS 1251695-85-8C23H20N2O3S
![4-Methoxy-N-[4-(pyridin-4-ylmethyl)phenyl]naphthalene-1-sulfonamide chemical structure, C23H20N2O3S, CAS 727674-63-7](/s/KPNUDCZCVRFZLS-UHFFFAOYSA-N.svg)
4-Methoxy-N-[4-(pyridin-4-ylmethyl)phenyl]naphthalene-1-sulfonamide
CAS 727674-63-7C23H20N2O3S
4-Methyl-N-(6-methyl-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)benzenesulfonamide
CAS 381711-80-4C23H20N2O3S
![3-(Thiophen-2-yl)-2-(o-tolyl)-5-(p-tolyl)dihydro-2H-pyrrolo[3,4-d]isoxazole-4,6(5H,6aH)-dione chemical structure, C23H20N2O3S, CAS 1005273-49-3](/s/CFPAIWKZMJGJHM-UHFFFAOYSA-N.svg)
3-(Thiophen-2-yl)-2-(o-tolyl)-5-(p-tolyl)dihydro-2H-pyrrolo[3,4-d]isoxazole-4,6(5H,6aH)-dione
CAS 1005273-49-3C23H20N2O3S
![N-[2-(Furan-2-ylmethylamino)-1,2-dihydroacenaphthylen-1-yl]benzenesulfonamide chemical structure, C23H20N2O3S, CAS 333755-74-1](/s/KBCAJOAJIJDKQO-UHFFFAOYSA-N.svg)
N-[2-(Furan-2-ylmethylamino)-1,2-dihydroacenaphthylen-1-yl]benzenesulfonamide
CAS 333755-74-1C23H20N2O3S
![3-(Thiophen-2-yl)-5-(m-tolyl)-2-(o-tolyl)dihydro-2H-pyrrolo[3,4-d]isoxazole-4,6(5H,6aH)-dione chemical structure, C23H20N2O3S, CAS 1005060-09-2](/s/LTLGWXSSEIRPKA-UHFFFAOYSA-N.svg)
3-(Thiophen-2-yl)-5-(m-tolyl)-2-(o-tolyl)dihydro-2H-pyrrolo[3,4-d]isoxazole-4,6(5H,6aH)-dione
CAS 1005060-09-2C23H20N2O3S
- (4E)-4-[Hydroxy(phenyl)methylidene]-5-(4-propan-2-ylphenyl)-1-(1,3-thiazol-2-yl)pyrrolidine-2,3-dione384359-88-0C23H20N2O3S
- Methyl (2E)-7-methyl-2-(4-methylbenzylidene)-3-oxo-5-phenyl-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate211929-29-2C23H20N2O3S
- 1-Ethyl-3-{[2-oxo-2-(2-oxo-2H-chromen-3-yl)ethyl]sulfanyl}-5,6,7,8-tetrahydro-4-isoquinolinecarbonitrile315245-95-5C23H20N2O3S
- N-[(2-Hydroxyquinolin-4-yl)methyl]-N-methyl-2-[(phenylsulfanyl)methyl]furan-3-carboxamide902046-97-3C23H20N2O3S
- 1-Oxo-3-phenyl-N-(4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)isochroman-6-carboxamide853889-96-0C23H20N2O3S
- N-[5-(1,3-Benzothiazol-2-yl)-2-methylphenyl]-3,5-dimethoxybenzamide317323-82-3C23H20N2O3S
- 2-(2-Methoxyphenoxy)-N-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]acetamide447427-58-9C23H20N2O3S
- Ethyl 4-cyano-5-(2,2-diphenylacetamido)-3-methylthiophene-2-carboxylate462614-31-9C23H20N2O3S
- Ethyl {[3-cyano-4-(2-methoxyphenyl)-6-phenylpyridin-2-yl]sulfanyl}acetate312758-13-7C23H20N2O3S
- 4-Benzoyl-N-(5,5-dimethyl-7-oxo-4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)benzamide361479-63-2C23H20N2O3S
- 3,4-Dimethoxy-N-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]benzamide313273-90-4C23H20N2O3S
- N-(4-(4-(tert-Butyl)phenyl)thiazol-2-yl)-4-oxo-4H-chromene-2-carboxamide391867-60-0C23H20N2O3S
- 2-[4-(1,3-Benzothiazol-2-yl)-2-methoxyphenoxy]-N-(4-methylphenyl)acetamide708993-46-8C23H20N2O3S
- N-[3-(1,3-Benzothiazol-2-yl)-4-hydroxyphenyl]-2-(4-ethylphenoxy)acetamide6024-16-4C23H20N2O3S
- N-(5-(4-Ethylbenzyl)thiazol-2-yl)-6-methyl-4-oxo-4H-chromene-2-carboxamide919018-24-9C23H20N2O3S
- N-{[2-Hydroxy-4-(4-methylphenyl)quinolin-3-yl]methyl}benzenesulfonamide1384790-76-4C23H20N2O3S
- Methyl 4-{[(diphenylacetyl)carbamothioyl]amino}benzoate429638-59-5C23H20N2O3S
- Methyl 2-{[(diphenylacetyl)carbamothioyl]amino}benzoate429643-37-8C23H20N2O3S
- Ethyl 2-{[3-cyano-4-(4-methoxyphenyl)-6-phenylpyridin-2-yl]sulfanyl}acetate94360-74-4C23H20N2O3S
- 4-{[5-(3,4-Dimethylphenyl)-6-methyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-3-yl]methyl}benzoicacid691379-84-7C23H20N2O3S
- 4-(tert-Butyl)-N-(4-(2-oxo-2H-chromen-3-yl)thiazol-2-yl)benzamide389127-25-7C23H20N2O3S
- (E)-N-(6-Ethoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-4-phenoxybenzamide392249-35-3C23H20N2O3S
- (E)-1-Benzyl-3-((o-tolylamino)methylene)-1H-benzo[c][1,2]thiazin-4(3H)-one 2,2-dioxide893313-20-7C23H20N2O3S
- 3,5-Dimethoxy-N-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]benzamide328271-18-7C23H20N2O3S
- 3-(3-Benzyl-4-oxo-1,3-thiazolan-2-yl)phenyl N-phenylcarbamate866042-17-3C23H20N2O3S
- N-(4-Ethylphenyl)-3-(2-(thiophen-2-yl)acetamido)benzofuran-2-carboxamide888461-31-2C23H20N2O3S
- (1-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-((naphthalen-1-ylmethyl)thio)-1H-imidazol-5-yl)methanol921833-75-2C23H20N2O3S
- (3Z)-1-Benzyl-3-{[(4-methylphenyl)amino]methylene}-1H-2,1-benzothiazin-4(3H)-one893313-36-5C23H20N2O3S
- (3Z)-1-Benzyl-3-{[(4-methylphenyl)amino]methylene}-1H-2,1-benzothiazin-4(3H)-one 2,2-dioxideC23H20N2O3S
- 3-Methoxy-N-[4-(4-methoxy-3-methylphenyl)-1,3-thiazol-2-yl]naphthalene-2-carboxamide307338-85-8C23H20N2O3S
- Methyl 2-({2-[2-(diphenylmethylene)hydrazino]-2-oxoethyl}sulfanyl)benzenecarboxylate341968-04-5C23H20N2O3S
- 3-(2-Methoxyphenyl)-2-(2-phenoxyethylsulfanyl)quinazolin-4-one488136-32-9C23H20N2O3S
- (5Z)-5-[(2-Ethoxynaphthalen-1-yl)methylidene]-3-(4-methoxyphenyl)-2-sulfanylideneimidazolidin-4-one431075-27-3C23H20N2O3S
- 2-[(6-Methoxy-4-methylquinazolin-2-yl)sulfanyl]ethyl naphthalene-1-carboxylate489462-13-7C23H20N2O3S
- N-(4-(2,4-Dimethoxyphenyl)thiazol-2-yl)-2-(naphthalen-1-yl)acetamide476628-54-3C23H20N2O3S
- N-[1-(2,3-Dihydro-1,4-benzodioxin-6-yl)ethyl]-7-methylthieno[2,3-b]quinoline-2-carboxamide864923-82-0C23H20N2O3S
- N-[5-(1,3-Benzodioxol-5-ylmethyl)-3-cyano-4-methylthiophen-2-yl]-3-phenylpropanamide476367-70-1C23H20N2O3S
- N-(3-Methoxyphenyl)-3-tosylquinolin-4-amine895649-86-2C23H20N2O3S
- N-Benzyl-N-(5-methoxybenzo[d]thiazol-2-yl)-2-phenoxyacetamide900004-70-8C23H20N2O3S
- 4-{2-[(S)-Benzenesulfinyl]ethyl}-1,2-diphenylpyrazolidine-3,5-dione159000-48-3C23H20N2O3S
- N-(4-(7-Methoxybenzofuran-2-yl)thiazol-2-yl)-5,6,7,8-tetrahydronaphthalene-2-carboxamide921567-10-4C23H20N2O3S
- N-{6,9-Dimethyl-10-oxo-2-oxa-9-azatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-13-yl}-2-(methylsulfanyl)benzamide1206994-96-8C23H20N2O3S
- (3E)-3-(Anilinomethylene)-1-(4-methylbenzyl)-1H-2,1-benzothiazin-4(3H)-one 2,2-dioxide893309-74-5C23H20N2O3S
- (3E)-1-Benzyl-3-[(benzylamino)methylene]-1H-2,1-benzothiazin-4(3H)-one 2,2-dioxide893316-03-5C23H20N2O3S
- (3Z)-3-(Anilinomethylene)-1-(3-methylbenzyl)-1H-2,1-benzothiazin-4(3H)-one 2,2-dioxide892298-31-6C23H20N2O3S
- N-[(5-Methyl-2-phenyl-1,3-oxazol-4-yl)methyl]-N-phenylbenzenesulfonamide1251553-32-8C23H20N2O3S
- N-(3-(Benzo[d]thiazol-2-yl)-4-hydroxyphenyl)-4-isopropoxybenzamide684232-46-0C23H20N2O3S
- N-[4-(1,3-Benzothiazol-2-yl)benzyl]-2-(4-methoxyphenoxy)acetamide724449-47-2C23H20N2O3S
- N-[4-(1,3-Benzothiazol-2-yl)phenyl]-2-(3,4-dimethoxyphenyl)acetamide500263-01-4C23H20N2O3S
- Ethyl 4-{[(biphenyl-4-ylcarbonyl)carbamothioyl]amino}benzoate429650-57-7C23H20N2O3S
- N-[(2-Cyanophenyl)methyl]-N-(4-methoxyphenyl)-2-phenylethene-1-sulfonamide851812-21-0C23H20N2O3S
- 2-(Benzenesulfinyl)-4,5-bis(4-methoxyphenyl)-1H-imidazole81527-39-1C23H20N2O3S
- 3-(2-Methoxyphenyl)-N-[2-(phenylsulfanyl)phenyl]-4,5-dihydro-1,2-oxazole-5-carboxamide866816-74-2C23H20N2O3S
- 5-[(3,5-Dimethyl-1,2-oxazol-4-yl)methyl]-N-[2-(phenylsulfanyl)phenyl]furan-2-carboxamide931996-51-9C23H20N2O3S
- (Z)-N-(3-Allyl-5,6-dimethoxybenzo[d]thiazol-2(3H)-ylidene)-1-naphthamide897613-73-9C23H20N2O3S
- 2,3,5,6-Tetrahydro-2-methyl-3-(4-methylphenyl)-5-(2-thienylcarbonyl)-2,6-methano-4H-1,3,5-benzoxadiazocin-4-one900319-18-8C23H20N2O3S
- N-(3,4-Dimethoxyphenyl)-4-phenyl-3-(1H-pyrrol-1-yl)thiophene-2-carboxamide1021211-47-1C23H20N2O3S
- 1 suppliers(4S)-4-(6,11-Dihydrodibenzo[b,e]thiepin-11-yl)-9-hydroxy-2-methyl-3,4-dihydro-1H-pyrido[1,2-a]pyrazine-1,8(2H)-dione1370242-94-6C23H20N2O3S
- N-(9H-Fluoren-2-yl)-5-oxo-4-(thiophen-2-ylmethyl)morpholine-3-carboxamide1421441-17-9C23H20N2O3S
- (7-(Furan-2-yl)-1,4-thiazepan-4-yl)(3-phenylbenzo[c]isoxazol-5-yl)methanone1705223-08-0C23H20N2O3S
- 1-[3-(2,3-Dihydro-1H-indole-1-sulfonyl)benzoyl]-2,3-dihydro-1H-indole794558-31-9C23H20N2O3S
- 3-(Benzenesulfonyl)-N-[(4-methoxyphenyl)methyl]quinolin-4-amine897758-89-3C23H20N2O3S
- 2-(4-Benzoylbenzamido)-N-methyl-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide893093-83-9C23H20N2O3S
- 4-Benzyl-N-(4,7-dimethoxy-1,3-benzothiazol-2-yl)benzamide941875-28-1C23H20N2O3S
- N-Benzyl-N-(6-methoxybenzo[d]thiazol-2-yl)-2-phenoxyacetamide899963-84-9C23H20N2O3S
- 3-(Benzenesulfonyl)-6-ethoxy-N-phenylquinolin-4-amine899356-23-1C23H20N2O3S
- N-(2,5-Dimethoxyphenyl)-4-phenyl-3-(1H-pyrrol-1-yl)thiophene-2-carboxamide1040632-57-2C23H20N2O3S
- N-(3,5-Dimethoxyphenyl)-4-phenyl-3-(1H-pyrrol-1-yl)thiophene-2-carboxamide1021258-15-0C23H20N2O3S
- N-(3-Methoxyphenyl)-4-(4-methoxyphenyl)-3-(1H-pyrrol-1-yl)thiophene-2-carboxamide1207021-82-6C23H20N2O3S
- 3-(Benzenesulfonyl)-N-benzyl-6-methoxyquinolin-4-amine1251623-96-7C23H20N2O3S
- N-[(5-Benzoylthiophen-2-yl)methyl]-5-oxo-1-phenylpyrrolidine-3-carboxamide1797615-43-0C23H20N2O3S
- 3,4-Dihydro-4-[4-[2-(phenylthio)ethoxy]benzoyl]-2(1H)-quinoxalinone1171882-08-8C23H20N2O3S
- 4-{2-[(4-Hydroxyphenyl)sulfanyl]ethyl}-1,2-diphenylpyrazolidine-3,5-dione94344-95-3C23H20N2O3S
- 1-Benzyl-3-[(4-methylanilino)methylidene]-2,2-dioxo-2lambda6,1-benzothiazin-4-oneC23H20N2O3S
Frequently asked questions
What is the molar mass of C23H20N2O3S?
The molar mass of C23H20N2O3S is 404.48 g/mol, calculated from standard atomic weights for 23 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 404.1195 Da.
How many compounds have the formula C23H20N2O3S?
CompoundList lists 98 compounds with the molecular formula C23H20N2O3S, including Sulfinpyrazone, {2-Methyl-4-[(2-methylphenyl)amino]-1,1-dioxido-2H-1,2-benzothiazin-3-yl}(phenyl)methanone, N-[(6-Methyl-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)methyl]benzenesulfonamide. 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 C23H20N2O3S?
C23H20N2O3S has a degree of unsaturation of 15. 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.