Molecular formula
C19H24N4O3S
180 compounds have this formula on CompoundList.
- Molar mass
- 388.49g/mol
- Monoisotopic mass
- 388.1569Da
- Atoms
- 51
- Elements
- 5
- Rings plus double bonds
- 10
The formula C19H24N4O3S describes a molecule made of 19 carbon atoms, 24 hydrogen atoms, 4 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 × 1958.74%12.011 × 19 = 228.209 g/mol
- H Hydrogen × 246.23%1.008 × 24 = 24.192 g/mol
- N Nitrogen × 414.42%14.007 × 4 = 56.028 g/mol
- O Oxygen × 312.35%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.25%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C19H24N4O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 180 compounds
8-((2-Hydroxypropyl)sulfanyl)-1,3-dimethyl-7-(3-phenylpropyl)-3,7-dihydro-1H-purine-2,6-dione
CAS 476481-85-3C19H24N4O3S
N,4-dimethyl-N-(2-oxo-2-(4-(pyridin-2-yl)piperazin-1-yl)ethyl)benzenesulfonamide
CAS 701245-29-6C19H24N4O3S
2-(4-Benzylpiperazin-1-yl)-N-(4-sulfamoylphenyl)acetamide
CAS 694466-00-7C19H24N4O3S
8-((2-Ethoxyethyl)thio)-3-methyl-7-(3-phenylpropyl)-1H-purine-2,6(3H,7H)-dione
CAS 442864-88-2C19H24N4O3S
7-(2-Ethoxy-ethyl)-3-methyl-8-(3-phenyl-propylsulfanyl)-3,7-dihydro-purine-2,6-dione
CAS 796876-98-7C19H24N4O3S
![3-Cyclohexyl-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]propanamide chemical structure, C19H24N4O3S, CAS 326090-41-9](/s/AULWWVPUFKLSPN-UHFFFAOYSA-N.svg)
3-Cyclohexyl-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]propanamide
CAS 326090-41-9C19H24N4O3S
![N-{4-[(Dimethylamino)sulfonyl]phenyl}-4-phenyltetrahydro-1(2H)-pyrazinecarboxamide chemical structure, C19H24N4O3S, CAS 692733-01-0](/s/OXUMAQZFALWDFI-UHFFFAOYSA-N.svg)
N-{4-[(Dimethylamino)sulfonyl]phenyl}-4-phenyltetrahydro-1(2H)-pyrazinecarboxamide
CAS 692733-01-0C19H24N4O3S
![8-[(2-Methoxyethyl)sulfanyl]-1,3-dimethyl-7-(3-phenylpropyl)-3,7-dihydro-1H-purine-2,6-dione chemical structure, C19H24N4O3S, CAS 476481-87-5](/s/IRVWGLLELOCADL-UHFFFAOYSA-N.svg)
8-[(2-Methoxyethyl)sulfanyl]-1,3-dimethyl-7-(3-phenylpropyl)-3,7-dihydro-1H-purine-2,6-dione
CAS 476481-87-5C19H24N4O3S
2-((4-(Ethyl(2-hydroxyethyl)amino)phenyl)azo)-6-methoxy-3-methylbenzothiazolium hydroxide
CAS 93919-19-8C19H24N4O3S
![(4-(2-Pyridyl)piperazinyl)[(3,4,5-trimethoxyphenyl)amino]methane-1-thione chemical structure, C19H24N4O3S, CAS 890173-49-6](/s/GSQXNPXJZGHLQU-UHFFFAOYSA-N.svg)
(4-(2-Pyridyl)piperazinyl)[(3,4,5-trimethoxyphenyl)amino]methane-1-thione
CAS 890173-49-6C19H24N4O3S
![Ethyl 4-methyl-2-{[(4-phenyl-1-piperazinyl)acetyl]amino}-1,3-thiazole-5-carboxylate chemical structure, C19H24N4O3S, CAS 889589-14-4](/s/QUERFNZEBZXEQK-UHFFFAOYSA-N.svg)
Ethyl 4-methyl-2-{[(4-phenyl-1-piperazinyl)acetyl]amino}-1,3-thiazole-5-carboxylate
CAS 889589-14-4C19H24N4O3S
4-(Dimethylsulfamoyl)-N,N-diphenylpiperazine-1-carboxamide
CAS 712345-08-9C19H24N4O3S
![2-[6-Amino-1-(4-methoxyphenyl)-4-oxopyrimidin-2-yl]sulfanyl-N-cyclohexylacetamide chemical structure, C19H24N4O3S, CAS 872629-93-1](/s/VXIGOIPFOXPOIG-UHFFFAOYSA-N.svg)
2-[6-Amino-1-(4-methoxyphenyl)-4-oxopyrimidin-2-yl]sulfanyl-N-cyclohexylacetamide
CAS 872629-93-1C19H24N4O3S
Emlenoflast
CAS 1995067-59-8C19H24N4O3S
![1-(Methylsulfonyl)-N-(2-phenyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)piperidine-3-carboxamide chemical structure, C19H24N4O3S, CAS 1170532-16-7](/s/YAZUXLASKDYOQO-UHFFFAOYSA-N.svg)
1-(Methylsulfonyl)-N-(2-phenyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)piperidine-3-carboxamide
CAS 1170532-16-7C19H24N4O3S
4-((Methylsulfonyl)amino)-N-((4-phenylpiperazin-2-yl)methyl)benzamide
CAS 135036-03-2C19H24N4O3S
RIP2 Kinase Inhibitor 3
CAS 1398053-50-3C19H24N4O3S
N-((3-Methyl-1,2,4-oxadiazol-5-yl)methyl)-1-(3-(phenylthio)propanoyl)piperidine-4-carboxamide
CAS 1334373-11-3C19H24N4O3S
N-(2-Methoxyphenethyl)-2-((6-morpholinopyrimidin-4-yl)thio)acetamide
CAS 1171242-64-0C19H24N4O3S
N-(3-Methoxyphenyl)-4-(2-(thiophene-3-carboxamido)ethyl)piperazine-1-carboxamide
CAS 1219906-97-4C19H24N4O3S
Phenyl 4-((4-propyl-1,2,3-thiadiazole-5-carboxamido)methyl)piperidine-1-carboxylate
CAS 1234808-47-9C19H24N4O3S
![N-[2-(5-Methoxy-1H-indol-3-yl)ethyl]-6-(2-methylpropane-2-sulfonyl)pyridazin-3-amine chemical structure, C19H24N4O3S, CAS 1040654-33-8](/s/WFSMERQKWFHAGI-UHFFFAOYSA-N.svg)
N-[2-(5-Methoxy-1H-indol-3-yl)ethyl]-6-(2-methylpropane-2-sulfonyl)pyridazin-3-amine
CAS 1040654-33-8C19H24N4O3S
![N-{2-[(2,4-Dimethyl-1,3-thiazol-5-yl)formamido]ethyl}-4-(2-methylpropanamido)benzamide chemical structure, C19H24N4O3S, CAS 1021219-90-8](/s/RDNXUAKBBWVHDO-UHFFFAOYSA-N.svg)
N-{2-[(2,4-Dimethyl-1,3-thiazol-5-yl)formamido]ethyl}-4-(2-methylpropanamido)benzamide
CAS 1021219-90-8C19H24N4O3S
![N-{4-[2-(Cycloheptylcarbamoyl)ethyl]-1,3-thiazol-2-yl}-2-oxo-1,2-dihydropyridine-3-carboxamide chemical structure, C19H24N4O3S, CAS 1040668-18-5](/s/TYWIJMLAJMYHPO-UHFFFAOYSA-N.svg)
N-{4-[2-(Cycloheptylcarbamoyl)ethyl]-1,3-thiazol-2-yl}-2-oxo-1,2-dihydropyridine-3-carboxamide
CAS 1040668-18-5C19H24N4O3S
- N-(4-(3-((Cyclohexylmethyl)amino)-3-oxopropyl)thiazol-2-yl)-6-oxo-1,6-dihydropyridine-3-carboxamide1091467-22-9C19H24N4O3S
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-(4-methylpiperazin-1-yl)-2-(thiophen-3-yl)ethyl)urea1105238-45-6C19H24N4O3S
- 2-[4-(Furan-2-ylcarbonyl)piperazin-1-yl]-N-(6-methyl-4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)acetamide585555-74-4C19H24N4O3S
- N-[3'-Acetyl-7-methyl-1-(3-methylbutyl)-2-oxo-1,2-dihydro-3'H-spiro[indole-3,2'-[1,3,4]thiadiazole]-5'-yl]acetamide905787-42-0C19H24N4O3S
- 4-(4-Cyano-5-(piperidin-1-yl)oxazol-2-yl)-N,N-diethylbenzenesulfonamide941242-86-0C19H24N4O3S
- N-[3'-Acetyl-5-methyl-1-(3-methylbutyl)-2-oxo-1,2-dihydro-3'H-spiro[indole-3,2'-[1,3,4]thiadiazole]-5'-yl]acetamide905787-40-8C19H24N4O3S
- (S)-5-Formyl-4-methyl-1-(2-(4-(methylsulfonyl)piperazin-1-yl)propyl)-1H-indole-2-carbonitrile2437331-14-9C19H24N4O3S
- N-[3'-Acetyl-5,7-dimethyl-1-(2-methylpropyl)-2-oxo-1,2-dihydro-3'H-spiro[indole-3,2'-[1,3,4]thiadiazole]-5'-yl]acetamide885425-88-7C19H24N4O3S
- 5-(Isobutylamino)-2-(4-(piperidin-1-ylsulfonyl)phenyl)oxazole-4-carbonitrile941266-79-1C19H24N4O3S
- N-{3'-Acetyl-1-butyl-5,7-dimethyl-2-oxo-1,2-dihydro-3'H-spiro[indole-3,2'-[1,3,4]thiadiazole]-5'-yl}acetamide885425-80-9C19H24N4O3S
- 2-((3-(2-Acetamidoethyl)-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-cyclopentylacetamide443355-23-5C19H24N4O3S
- 3-(Azepan-1-ylsulfonyl)-N-(4,6-dimethylpyrimidin-2-yl)benzamide940999-43-9C19H24N4O3S
- 2-({1-[(Cyclopropylcarbamoyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)-N-(2,3-dimethylphenyl)acetamide923220-96-6C19H24N4O3S
- N-(3,4-Dimethoxyphenyl)-2-((6-(piperidin-1-yl)pyrimidin-4-yl)thio)acetamide1029791-02-3C19H24N4O3S
- 3-(4-Propyl-1,2,3-thiadiazole-5-carboxamido)cyclohexyl phenylcarbamate1351647-34-1C19H24N4O3S
- 2-[Benzenesulfonyl(pyridin-2-yl)amino]-N-[(E)-3,3-dimethylbutan-2-ylideneamino]acetamide354765-80-3C19H24N4O3S
- N-(5-Cyclohexyl-1,3,4-thiadiazol-2-yl)-1-(furan-2-carbonyl)piperidine-4-carboxamide878442-20-7C19H24N4O3S
- N'-(2-tert-Butyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)-N-[(2-methoxyphenyl)methyl]oxamide899994-07-1C19H24N4O3S
- 5-(Butylamino)-2-(4-(piperidin-1-ylsulfonyl)phenyl)oxazole-4-carbonitrile941243-49-8C19H24N4O3S
- 5-((3,4-Dimethoxyphenyl)(3-methylpiperidin-1-yl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol868219-57-2C19H24N4O3S
- 5-((4-Ethoxy-3-methoxyphenyl)(pyrrolidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol869342-73-4C19H24N4O3S
- Methyl (4-(2-((1-benzylpiperidin-4-yl)amino)-2-oxoethyl)thiazol-2-yl)carbamate946236-29-9C19H24N4O3S
- (1-(1,1-Dioxidotetrahydrothiophen-3-yl)-5-phenyl-1H-pyrazol-3-yl)(4-methylpiperazin-1-yl)methanone942743-62-6C19H24N4O3S
- 4-(6-(4-Methyl-3-(pyrrolidin-1-ylsulfonyl)phenyl)pyridazin-3-yl)morpholine1032229-15-4C19H24N4O3S
- N-Cyclopentyl-2-[3-(morpholine-4-carbonyl)-5-(thiophen-2-yl)-1H-pyrazol-1-yl]acetamide1172244-66-4C19H24N4O3S
- N-(4-(N-((1-(Pyridin-2-yl)piperidin-4-yl)methyl)sulfamoyl)phenyl)acetamide1235256-58-2C19H24N4O3S
- Ethyl 2-{2-[4-(5-methyl-1,3,4-thiadiazol-2-yl)piperidin-1-yl]acetamido}benzoate1324338-66-0C19H24N4O3S
- 3-(Phenylsulfonyl)-N-((1-(pyrazin-2-yl)piperidin-4-yl)methyl)propanamide1396877-40-9C19H24N4O3S
- 3-Acetyl-N-((1-(6-methylpyridazin-3-yl)piperidin-4-yl)methyl)benzenesulfonamide1797563-11-1C19H24N4O3S
- 2-(2,5-Dimethylbenzenesulfonamido)-N-[1-(pyridin-2-yl)pyrrolidin-3-yl]acetamide1788844-97-2C19H24N4O3S
- N-[4-[(4,6-Dimethylpyrimidin-2-yl)sulfamoyl]phenyl]cyclohexanecarboxamide459154-36-0C19H24N4O3S
- 5-((2,6-Dimethylmorpholino)(3-methoxyphenyl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol1008665-39-1C19H24N4O3S
- N-tert-Butyl-2-[[3-(2-methoxyethyl)-4-oxo-5H-pyrimido[5,4-b]indol-2-yl]sulfanyl]acetamide888434-30-8C19H24N4O3S
- N'-(2-tert-Butyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)-N-[(4-methoxyphenyl)methyl]oxamide899952-58-0C19H24N4O3S
- 4-(Azepan-1-ylsulfonyl)-N-(4,6-dimethylpyrimidin-2-yl)benzamide940999-67-7C19H24N4O3S
- 5-((4-Ethoxyphenyl)(4-hydroxypiperidin-1-yl)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol869344-68-3C19H24N4O3S
- (Z)-N-(3-(2-(4-(Dimethylamino)benzylidene)hydrazinyl)-3-oxopropyl)-4-methylbenzenesulfonamide941912-52-3C19H24N4O3S
- N-[4-(Dimethylamino)phenyl][1-(1,1-dioxothiolan-3-yl)-5-cyclopropylpyrazol-3-y l]carboxamide942651-79-8C19H24N4O3S
- 2-(5-(Hydroxymethyl)-2-((2-(indolin-1-yl)-2-oxoethyl)thio)-1H-imidazol-1-yl)-N-isopropylacetamide921523-66-2C19H24N4O3S
- 2-({1-[(Cyclopropylcarbamoyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)-N-(2,5-dimethylphenyl)acetamide923173-65-3C19H24N4O3S
- 2-({1-[(Cyclopropylcarbamoyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)-N-(2,4-dimethylphenyl)acetamide923220-89-7C19H24N4O3S
- 2-({1-[(Cyclopropylcarbamoyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)-N-(3,5-dimethylphenyl)acetamide923173-55-1C19H24N4O3S
- N-[(2E)-5-tert-Butyl-1,3,4-thiadiazol-2(3H)-ylidene]-1-(2-methoxybenzyl)-5-oxopyrrolidine-3-carboxamide1190288-56-2C19H24N4O3S
- N-(3,5-Dimethoxyphenyl)-2-{[6-(piperidin-1-yl)pyrimidin-4-yl]sulfanyl}acetamide1031989-13-5C19H24N4O3S
- Methyl N-{[1-(5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)piperidin-3-yl]carbonyl}glycinate1219556-36-1C19H24N4O3S
- Methyl 2-({[1-(5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)-4-piperidyl]carbonyl}amino)acetate1206111-24-1C19H24N4O3S
- N-(3-Chloro-2-fluorophenyl)-4-[(4-isopropyl-2,3-dioxopiperazin-1-yl)methyl]benzamide1112435-99-0C19H24N4O3S
- 4-(Pyrrolidin-1-ylsulfonyl)-N-((4,5,6,7-tetrahydropyrazolo[1,5-a]pyridin-3-yl)methyl)benzamide2034265-47-7C19H24N4O3S
- N-(2-Cyano-3-methylbutan-2-yl)-2-((3-(2-methoxyethyl)-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetamide745025-72-3C19H24N4O3S
- 4-Butyl-N-[5-(3-nitrophenyl)-1,3,4-thiadiazol-2-yl]cyclohexane-1-carboxamide391862-57-0C19H24N4O3S
- Methyl 5-ethyl-2-({[4-(pyridin-2-yl)piperazin-1-yl]acetyl}amino)thiophene-3-carboxylate885439-12-3C19H24N4O3S
- N'-(2-Phenyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)-N-(3-propan-2-yloxypropyl)oxamide899969-34-7C19H24N4O3S
- N'-[2-(4-Methoxyphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-N-(3-methylbutyl)oxamide899741-52-7C19H24N4O3S
- N'-[2-(2,4-Dimethylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-N-(3-methoxypropyl)oxamide899756-11-7C19H24N4O3S
- N'-(2-tert-Butyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)-N-[(3-methoxyphenyl)methyl]oxamide899952-68-2C19H24N4O3S
- N-[5-(2-Ethoxyethyl)-1,3,4-thiadiazol-2-yl]-1-(4-ethylphenyl)-5-oxopyrrolidine-3-carboxamide897738-51-1C19H24N4O3S
- Ethyl (4-(2-oxo-2-(4-(m-tolyl)piperazin-1-yl)ethyl)thiazol-2-yl)carbamate946237-01-0C19H24N4O3S
- 2-({1-[(Cyclopropylcarbamoyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)-N-(4-ethylphenyl)acetamide923121-32-8C19H24N4O3S
- 2-({1-[(Cyclopentylcarbamoyl)methyl]-5-(hydroxymethyl)-1H-imidazol-2-yl}sulfanyl)-N-phenylacetamide923244-25-1C19H24N4O3S
- 2-Phenyl-N-(2-{[4-(pyridin-2-yl)piperazin-1-yl]sulfonyl}ethyl)acetamide946202-09-1C19H24N4O3S
- N-Cyclohexyl-2-(2-{[(2-methoxyphenyl)carbamoyl]amino}-1,3-thiazol-4-yl)acetamide946251-25-8C19H24N4O3S
- 1-(Methylsulfonyl)-N-(2-phenyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)piperidine-4-carboxamide1043068-14-9C19H24N4O3S
- 8-(Isobutylthio)-7-(4-methoxyphenethyl)-3-methyl-1H-purine-2,6(3H,7H)-dione1105245-30-4C19H24N4O3S
- N-(2-(2-((2-Methoxyethyl)amino)-2-oxoethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-3-phenylpropanamide1105249-54-4C19H24N4O3S
- N-(2-(2-((2-Methoxyethyl)amino)-2-oxoethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-3,4-dimethylbenzamide1171683-25-2C19H24N4O3S
- 1-(2-(Benzo[d][1,3]dioxol-5-yl)-2-(4-methylpiperazin-1-yl)ethyl)-3-(thiophen-2-yl)urea1210276-33-7C19H24N4O3S
- N-(2,5-Dimethoxyphenyl)-2-{[4-(piperidin-1-yl)pyrimidin-2-yl]sulfanyl}acetamide1251583-71-7C19H24N4O3S
- N-Butyl-2-(1,1-dioxido-4-(p-tolyl)-3,4-dihydro-2H-pyrido[2,3-e][1,2,4]thiadiazin-2-yl)acetamide1251576-54-1C19H24N4O3S
- N1-(isoxazol-3-yl)-N2-((1-(2-(methylthio)benzyl)piperidin-4-yl)methyl)oxalamide1234983-12-0C19H24N4O3S
- 2-(3-Methoxyphenyl)-N-((1-(4-methyl-1,2,3-thiadiazole-5-carbonyl)piperidin-4-yl)methyl)acetamide1235289-33-4C19H24N4O3S
- (E)-N-((1-(3-(Furan-2-yl)acryloyl)piperidin-4-yl)methyl)-4-propyl-1,2,3-thiadiazole-5-carboxamide1235692-48-4C19H24N4O3S
- Ethyl 4-(1-(benzo[d]thiazol-2-yl)azetidine-3-carboxamido)piperidine-1-carboxylate1286699-31-7C19H24N4O3S
- 1-(2-(Benzylthio)acetyl)-N-((3-methyl-1,2,4-oxadiazol-5-yl)methyl)piperidine-4-carboxamide1334373-27-1C19H24N4O3S
- 2-((4-(1,1-Dioxidotetrahydrothiophen-3-yl)piperazin-1-yl)methyl)-6-phenylpyridazin-3(2H)-one1351679-11-2C19H24N4O3S
- 1-((1-(Pyridin-3-ylsulfonyl)piperidin-4-yl)methyl)-3-(o-tolyl)urea1428352-55-9C19H24N4O3S
- N-({2-Methyl-2H,4H,5H,6H-cyclopenta[c]pyrazol-3-yl}methyl)-4-(pyrrolidine-1-sulfonyl)benzamide2034507-57-6C19H24N4O3S
Frequently asked questions
What is the molar mass of C19H24N4O3S?
The molar mass of C19H24N4O3S is 388.49 g/mol, calculated from standard atomic weights for 19 carbon atoms, 24 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 388.1569 Da.
How many compounds have the formula C19H24N4O3S?
CompoundList lists 180 compounds with the molecular formula C19H24N4O3S, including 8-((2-Hydroxypropyl)sulfanyl)-1,3-dimethyl-7-(3-phenylpropyl)-3,7-dihydro-1H-purine-2,6-dione, N,4-dimethyl-N-(2-oxo-2-(4-(pyridin-2-yl)piperazin-1-yl)ethyl)benzenesulfonamide, 2-(4-Benzylpiperazin-1-yl)-N-(4-sulfamoylphenyl)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 C19H24N4O3S?
C19H24N4O3S has a degree of unsaturation of 10. 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.