Molecular formula
C20H22N4O3S2
75 compounds have this formula on CompoundList.
- Molar mass
- 430.54g/mol
- Monoisotopic mass
- 430.1133Da
- Atoms
- 51
- Elements
- 5
- Rings plus double bonds
- 12
The formula C20H22N4O3S2 describes a molecule made of 20 carbon atoms, 22 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. 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 × 2055.79%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 225.15%1.008 × 22 = 22.176 g/mol
- N Nitrogen × 413.01%14.007 × 4 = 56.028 g/mol
- O Oxygen × 311.15%15.999 × 3 = 47.997 g/mol
- S Sulfur × 214.89%32.06 × 2 = 64.120 g/mol
Look up another formula
Compounds with the formula C20H22N4O3S2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 75 of 75 compounds
![Methyl {[5-(4-morpholinyl)-1,2,3,4-tetrahydropyrimido[4',5':4,5]thieno[2,3-c]isoquinolin-8-yl]thio}acetate chemical structure, C20H22N4O3S2, CAS 381205-33-0](/s/MBIKWKCJOBYLIT-UHFFFAOYSA-N.svg)
Methyl {[5-(4-morpholinyl)-1,2,3,4-tetrahydropyrimido[4',5':4,5]thieno[2,3-c]isoquinolin-8-yl]thio}acetate
CAS 381205-33-0C20H22N4O3S2
3-((Z)-(3-Isobutyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl)-2-(4-morpholinyl)-4H-pyrido(1,2-A)pyrimidin-4-one
CAS 442552-51-4C20H22N4O3S2
![3-[(Z)-(3-Isopropyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-(4-morpholinyl)-4H-pyrido[1,2-A]pyrimidin-4-one chemical structure, C20H22N4O3S2, CAS 380583-16-4](/s/OUBCQJAHNPLYKU-GDNBJRDFSA-N.svg)
3-[(Z)-(3-Isopropyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-(4-morpholinyl)-4H-pyrido[1,2-A]pyrimidin-4-one
CAS 380583-16-4C20H22N4O3S2
![2-(2,6-Dimethyl-4-morpholinyl)-9-methyl-3-[(Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-A]pyrimidin-4-one chemical structure, C20H22N4O3S2, CAS 372970-11-1](/s/FGIVIHRGYBTBGM-NVNXTCNLSA-N.svg)
2-(2,6-Dimethyl-4-morpholinyl)-9-methyl-3-[(Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-A]pyrimidin-4-one
CAS 372970-11-1C20H22N4O3S2
7-Methyl-2-(4-morpholinyl)-3-((Z)-(4-oxo-3-propyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl)-4H-pyrido(1,2-A)pyrimidin-4-one
CAS 380868-66-6C20H22N4O3S2
Ethyl 2-((4-phenethyl-5-((thiophene-2-carboxamido)methyl)-4H-1,2,4-triazol-3-yl)thio)acetate
CAS 689748-66-1C20H22N4O3S2
1-(2,1,3-Benzothiadiazol-4-ylsulfonyl)-N-(2-phenylethyl)piperidine-3-carboxamide
CAS 901731-25-7C20H22N4O3S2
![4-Hydroxy-2-[(4-hydroxy-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-2-yl)sulfanyl]-N-(pyridin-3-ylmethyl)butanamide chemical structure, C20H22N4O3S2, CAS 369396-42-9](/s/JITSVBWBHXBFRB-UHFFFAOYSA-N.svg)
4-Hydroxy-2-[(4-hydroxy-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-2-yl)sulfanyl]-N-(pyridin-3-ylmethyl)butanamide
CAS 369396-42-9C20H22N4O3S2
![2-{[7-(Furan-2-yl)-5-oxo-5,6,7,8-tetrahydroquinazolin-2-yl]amino}-2-oxoethyl piperidine-1-carbodithioate chemical structure, C20H22N4O3S2, CAS 844827-19-6](/s/LMLVCXMPQDNAAN-UHFFFAOYSA-N.svg)
2-{[7-(Furan-2-yl)-5-oxo-5,6,7,8-tetrahydroquinazolin-2-yl]amino}-2-oxoethyl piperidine-1-carbodithioate
CAS 844827-19-6C20H22N4O3S2
Ethyl 2-((4-(2,5-dimethylphenyl)-5-((thiophene-2-carboxamido)methyl)-4H-1,2,4-triazol-3-yl)thio)acetate
CAS 689748-92-3C20H22N4O3S2
N-(4-(Acetylamino)phenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno(2,3-D)pyrimidin-2-yl)sulfanyl)acetamide
CAS 573933-77-4C20H22N4O3S2
![N-[3-(1H-Imidazol-1-yl)propyl]-3-[(5Z)-5-(2-methoxybenzylidene)-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]propanamide chemical structure, C20H22N4O3S2, CAS 902011-24-9](/s/WFNINZKWWGKZRR-LGMDPLHJSA-N.svg)
N-[3-(1H-Imidazol-1-yl)propyl]-3-[(5Z)-5-(2-methoxybenzylidene)-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]propanamide
CAS 902011-24-9C20H22N4O3S2
![2-(Allylamino)-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-A]pyrimidin-4-one chemical structure, C20H22N4O3S2, CAS 361995-83-7](/s/HCSHJRANYKGVHV-QINSGFPZSA-N.svg)
2-(Allylamino)-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-A]pyrimidin-4-one
CAS 361995-83-7C20H22N4O3S2
2-(4-Methoxybenzyl)-5-(1-(pyridin-3-ylsulfonyl)piperidin-4-yl)-1,3,4-thiadiazole
CAS 1170603-92-5C20H22N4O3S2
![Ethyl 2-(2-([1,2,4]triazolo[4,3-a]pyridin-3-ylthio)acetamido)-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate chemical structure, C20H22N4O3S2, CAS 442865-28-3](/s/YYZIUMVIQKUMHB-UHFFFAOYSA-N.svg)
Ethyl 2-(2-([1,2,4]triazolo[4,3-a]pyridin-3-ylthio)acetamido)-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
CAS 442865-28-3C20H22N4O3S2
![5-[3-(Morpholine-4-sulfonyl)phenyl]-4-(1-phenylethyl)-4H-1,2,4-triazole-3-thiol chemical structure, C20H22N4O3S2, CAS 519150-57-3](/s/ZBWNJENRSLIBSV-UHFFFAOYSA-N.svg)
5-[3-(Morpholine-4-sulfonyl)phenyl]-4-(1-phenylethyl)-4H-1,2,4-triazole-3-thiol
CAS 519150-57-3C20H22N4O3S2
4-(N-Butyl-N-methylsulfamoyl)-N-(4-(pyridin-2-yl)thiazol-2-yl)benzamide
CAS 442557-01-9C20H22N4O3S2
![(Z)-N'-(3-Methylbenzo[d]thiazol-2(3H)-ylidene)-4-(piperidin-1-ylsulfonyl)benzohydrazide chemical structure, C20H22N4O3S2, CAS 302939-20-4](/s/NSJOZYQWWGONPI-XDOYNYLZSA-N.svg)
(Z)-N'-(3-Methylbenzo[d]thiazol-2(3H)-ylidene)-4-(piperidin-1-ylsulfonyl)benzohydrazide
CAS 302939-20-4C20H22N4O3S2
![N-(2-(4-(2-(Benzo[d]oxazol-2-ylthio)acetyl)piperazin-1-yl)ethyl)thiophene-2-carboxamide chemical structure, C20H22N4O3S2, CAS 1207046-24-9](/s/IPMJVUDCEKFAKW-UHFFFAOYSA-N.svg)
N-(2-(4-(2-(Benzo[d]oxazol-2-ylthio)acetyl)piperazin-1-yl)ethyl)thiophene-2-carboxamide
CAS 1207046-24-9C20H22N4O3S2
![N-(1,3-Benzothiazol-2-yl)-1-methanesulfonyl-N-[(pyridin-3-yl)methyl]piperidine-4-carboxamide chemical structure, C20H22N4O3S2, CAS 1021215-34-8](/s/HNRRQAITSLHVNO-UHFFFAOYSA-N.svg)
N-(1,3-Benzothiazol-2-yl)-1-methanesulfonyl-N-[(pyridin-3-yl)methyl]piperidine-4-carboxamide
CAS 1021215-34-8C20H22N4O3S2
![5-Ethyl-N-{3-[6-(morpholin-4-yl)pyridazin-3-yl]phenyl}thiophene-2-sulfonamide chemical structure, C20H22N4O3S2, CAS 933004-21-8](/s/KIXLTOWGLZHIMP-UHFFFAOYSA-N.svg)
5-Ethyl-N-{3-[6-(morpholin-4-yl)pyridazin-3-yl]phenyl}thiophene-2-sulfonamide
CAS 933004-21-8C20H22N4O3S2
![4-(N-Cyclohexyl-N-methylsulfamoyl)-N-(thieno[2,3-d]pyrimidin-4-yl)benzamide chemical structure, C20H22N4O3S2, CAS 941877-89-0](/s/QNPSHRDTWRPTFY-UHFFFAOYSA-N.svg)
4-(N-Cyclohexyl-N-methylsulfamoyl)-N-(thieno[2,3-d]pyrimidin-4-yl)benzamide
CAS 941877-89-0C20H22N4O3S2
![(1-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-methyl-6-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridin-4-yl)(pyrrolidin-1-yl)methanone chemical structure, C20H22N4O3S2, CAS 1021075-10-4](/s/LMQZIBZNMCIXDG-UHFFFAOYSA-N.svg)
(1-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-methyl-6-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridin-4-yl)(pyrrolidin-1-yl)methanone
CAS 1021075-10-4C20H22N4O3S2
![N'-(4,5-Dimethylbenzo[d]thiazol-2-yl)-4-(pyrrolidin-1-ylsulfonyl)benzohydrazide chemical structure, C20H22N4O3S2, CAS 851980-45-5](/s/AJQZKZBRBPIMBS-UHFFFAOYSA-N.svg)
N'-(4,5-Dimethylbenzo[d]thiazol-2-yl)-4-(pyrrolidin-1-ylsulfonyl)benzohydrazide
CAS 851980-45-5C20H22N4O3S2
- 2-((8,8-Dimethyl-8,10-dihydro-7H-pyrano[3'',4'':5',6']pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-yl)thio)-1-morpholinoethanone832684-68-1C20H22N4O3S2
- Ethyl 4-(3-((4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2-yl)thio)propanamido)benzoate497082-09-4C20H22N4O3S2
- 1-({2-[(3,5-Dimethyl-1H-pyrazol-1-yl)carbonyl]-3-thienyl}sulfonyl)-4-phenylpiperazine1171238-68-8C20H22N4O3S2
- (5Z)-3-(Oxolan-2-ylmethyl)-5-[[4-oxo-2-(propylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one381705-94-8C20H22N4O3S2
- Ethyl 2-(3-([1,2,4]triazolo[4,3-a]pyridin-3-ylthio)propanamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate300557-92-0C20H22N4O3S2
- (Z)-5-((4-Oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-propyl-2-thioxothiazolidin-4-one378774-59-5C20H22N4O3S2
- (Z)-3-Allyl-5-((2-((1-hydroxybutan-2-yl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one615272-28-1C20H22N4O3S2
- 1-(3-Isopropoxypropyl)-3-(thiophen-2-ylsulfonyl)-1H-pyrrolo[2,3-b]quinoxalin-2-amine845799-66-8C20H22N4O3S2
- (Z)-5-((2-(Isopropylamino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one385389-18-4C20H22N4O3S2
- Ethyl 4-[({[(4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2-yl)sulfanyl]acetyl}amino)methyl]benzoate496029-17-5C20H22N4O3S2
- 4-(N-Butyl-N-methylsulfamoyl)-N-(4-(pyridin-4-yl)thiazol-2-yl)benzamide442557-08-6C20H22N4O3S2
- 3-[(Z)-(3-Isopropyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one383370-19-2C20H22N4O3S2
- 3-(4-((2-Methoxy-5-methylphenyl)sulfonyl)piperazin-1-yl)-6-(thiophen-2-yl)pyridazine946238-86-4C20H22N4O3S2
- Ethyl 4,5-dimethyl-2-(2-((3-(m-tolyl)-1H-1,2,4-triazol-5-yl)thio)acetamido)thiophene-3-carboxylate332158-87-9C20H22N4O3S2
- Ethyl 2-(2-{[1,2,4]triazolo[4,3-A]pyridin-3-ylsulfanyl}acetamido)-4H,5H,6H,7H,8H-cyclohepta[B]thiophene-3-carboxylate671199-02-3C20H22N4O3S2
- [2-(Pyridin-3-ylmethylsulfanyl)-4,5-dihydroimidazol-1-yl]-(4-pyrrolidin-1-ylsulfonylphenyl)methanone851807-86-8C20H22N4O3S2
- 1-(Naphthalen-2-ylsulfonyl)-N-(5-propyl-1,3,4-thiadiazol-2-yl)prolinamide1025709-18-5C20H22N4O3S2
- N-(Benzo[d]thiazol-2-yl)-1-(methylsulfonyl)-N-(pyridin-2-ylmethyl)piperidine-2-carboxamide1222672-52-7C20H22N4O3S2
- N-(5-(Cyclopropylsulfonyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)-2-(1-methyl-1H-indol-3-yl)acetamide1421517-37-4C20H22N4O3S2
- N-(3-Methoxyphenyl)-5-(2-methyl-1-methylsulfonyl-2,3-dihydroindol-5-yl)-3,6-dihydro-1,3,4-thiadiazin-2-imine950029-10-4C20H22N4O3S2
- N-(3,4-Dimethyl-1,2-oxazol-5-yl)-4-{[(2-phenylethyl)carbamothioyl]amino}benzenesulfonamide669756-14-3C20H22N4O3S2
- N-[4-({4-[3-(2-Thienyl)-1H-pyrazol-5-yl]piperidino}sulfonyl)phenyl]acetamide321998-50-9C20H22N4O3S2
- 2-[(3-Ethoxypropyl)amino]-3-{(Z)-[4-oxo-3-(prop-2-en-1-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one615279-32-8C20H22N4O3S2
- 4-(Dimethylamino)-N-(6-(pyrrolidin-1-ylsulfonyl)benzo[d]thiazol-2-yl)benzamide881042-54-2C20H22N4O3S2
- N-(2,5-Dimethoxyphenyl)-2-{[5-(5-methylthiophen-3-yl)-4-(prop-2-en-1-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide889592-45-4C20H22N4O3S2
- 4-[(3,5-Dimethylpiperidin-1-yl)sulfonyl]-N-{thieno[2,3-d]pyrimidin-4-yl}benzamide1235218-04-8C20H22N4O3S2
- Ethyl [2-({[4-methyl-2-(2-propylpyridin-4-yl)-1,3-thiazol-5-yl]carbonyl}amino)-1,3-thiazol-4-yl]acetate1310946-42-9C20H22N4O3S2
- Ethyl 4-methyl-2-({[4-methyl-2-(2-propylpyridin-4-yl)-1,3-thiazol-5-yl]carbonyl}amino)-1,3-thiazole-5-carboxylate1310945-77-7C20H22N4O3S2
- 2-[[5-[(2-Methoxyphenoxy)methyl]-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N-(3-methylsulfanylphenyl)acetamide708996-63-8C20H22N4O3S2
- N-[3-(1H-Imidazol-1-yl)propyl]-3-[(5Z)-5-(3-methoxybenzylidene)-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]propanamide902036-67-3C20H22N4O3S2
- 4-(N,N-Diethylsulfamoyl)-N-(5-(m-tolyl)-1,3,4-thiadiazol-2-yl)benzamide392241-41-7C20H22N4O3S2
- N'-(5,7-Dimethylbenzo[d]thiazol-2-yl)-4-(pyrrolidin-1-ylsulfonyl)benzohydrazide851987-53-6C20H22N4O3S2
- N-(2,4-Dimethylphenyl)-2-(5-methoxy-2-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-4-oxopyridin-1(4H)-yl)acetamide932963-47-8C20H22N4O3S2
- 2-(5-Methoxy-2-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-4-oxopyridin-1(4H)-yl)-N-phenethylacetamide941958-56-1C20H22N4O3S2
- N-(5,7-Dimethylthiazolo[4,5-b]pyridin-2-yl)-4-(piperidin-1-ylsulfonyl)benzamide1020968-22-2C20H22N4O3S2
- 2-({3-Butyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(3-acetamidophenyl)acetamide1252906-86-7C20H22N4O3S2
- 2-({3-Butyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(4-acetamidophenyl)acetamide1252911-69-5C20H22N4O3S2
- Ethyl 2-(3-(6-cyclopropylimidazo[2,1-b]thiazol-3-yl)propanamido)-5,6-dihydro-4H-cyclopenta[d]thiazole-4-carboxylate1257551-25-9C20H22N4O3S2
- N-[[4-(Acetylcarbamothioylamino)phenyl]carbamothioyl]-4-propan-2-yloxybenzamide638153-41-0C20H22N4O3S2
- N'-(4-Methylbenzo[d]thiazol-2-yl)-4-(piperidin-1-ylsulfonyl)benzohydrazide851977-89-4C20H22N4O3S2
- N'-(4,6-Dimethylbenzo[d]thiazol-2-yl)-4-(pyrrolidin-1-ylsulfonyl)benzohydrazide851987-22-9C20H22N4O3S2
- N-(2,3-Dimethylphenyl)-2-(5-methoxy-2-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-4-oxopyridin-1(4H)-yl)acetamide941914-38-1C20H22N4O3S2
- N-(3,5-Dimethylphenyl)-2-(5-methoxy-2-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-4-oxopyridin-1(4H)-yl)acetamide933252-61-0C20H22N4O3S2
- N-(2,5-Dimethylphenyl)-2-(5-methoxy-2-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-4-oxopyridin-1(4H)-yl)acetamide946338-20-1C20H22N4O3S2
- (E)-3-((1-(Styrylsulfonyl)piperidin-4-yl)methyl)-4-(thiophen-2-yl)-1H-1,2,4-triazol-5(4H)-one2035035-92-6C20H22N4O3S2
- 3-(1-((5,6,7,8-Tetrahydronaphthalen-2-yl)sulfonyl)piperidin-4-yl)thieno[3,2-d][1,2,3]triazin-4(3H)-one2034532-95-9C20H22N4O3S2
- Ethyl 4,5-dimethyl-2-[[2-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetyl]amino]thiophene-3-carboxylate1016885-03-2C20H22N4O3S2
- 3-Ethoxy-N-[[4-(propanoylcarbamothioylamino)phenyl]carbamothioyl]benzamide535948-70-0C20H22N4O3S2
- N-((1-Methyl-5-(thiophen-2-yl)-1H-pyrazol-3-yl)methyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide1421443-94-8C20H22N4O3S2
- 4-(2-Methoxyphenyl)-5-(4-(piperidin-1-ylsulfonyl)phenyl)-4H-1,2,4-triazole-3-thiol917750-03-9C20H22N4O3S2
- N-{[1-Methyl-3-(thiophen-2-yl)-1H-pyrazol-5-yl]methyl}-4-(pyrrolidine-1-sulfonyl)benzamide2309187-06-0C20H22N4O3S2
Frequently asked questions
What is the molar mass of C20H22N4O3S2?
The molar mass of C20H22N4O3S2 is 430.54 g/mol, calculated from standard atomic weights for 20 carbon atoms, 22 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 430.1133 Da.
How many compounds have the formula C20H22N4O3S2?
CompoundList lists 75 compounds with the molecular formula C20H22N4O3S2, including Methyl {[5-(4-morpholinyl)-1,2,3,4-tetrahydropyrimido[4',5':4,5]thieno[2,3-c]isoquinolin-8-yl]thio}acetate, 3-((Z)-(3-Isobutyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl)-2-(4-morpholinyl)-4H-pyrido(1,2-A)pyrimidin-4-one, 3-[(Z)-(3-Isopropyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-(4-morpholinyl)-4H-pyrido[1,2-A]pyrimidin-4-one. 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 C20H22N4O3S2?
C20H22N4O3S2 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.