Molecular formula
C18H20N4O5S
60 compounds have this formula on CompoundList.
- Molar mass
- 404.44g/mol
- Monoisotopic mass
- 404.1154Da
- Atoms
- 48
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H20N4O5S describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms, 5 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 × 1853.46%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 204.98%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 413.85%14.007 × 4 = 56.028 g/mol
- O Oxygen × 519.78%15.999 × 5 = 79.995 g/mol
- S Sulfur × 17.93%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H20N4O5S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 60 of 60 compounds
![Benzyl 2-[7-(2-methoxyethyl)-3-methyl-2,6-dioxopurin-8-yl]sulfanylacetate chemical structure, C18H20N4O5S, CAS 313470-55-2](/s/IKOKZITWPGSQRG-UHFFFAOYSA-N.svg)
Benzyl 2-[7-(2-methoxyethyl)-3-methyl-2,6-dioxopurin-8-yl]sulfanylacetate
CAS 313470-55-2C18H20N4O5S
![4-[Butyl(methyl)sulfamoyl]-N-[5-(furan-2-yl)-1,3,4-oxadiazol-2-yl]benzamide chemical structure, C18H20N4O5S, CAS 851095-54-0](/s/HGDJOQHOGBFBLT-UHFFFAOYSA-N.svg)
4-[Butyl(methyl)sulfamoyl]-N-[5-(furan-2-yl)-1,3,4-oxadiazol-2-yl]benzamide
CAS 851095-54-0C18H20N4O5S
![N-{[3-(Benzenesulfonyl)-1,3-oxazolidin-2-yl]methyl}-N'-[(pyridin-3-yl)methyl]ethanediamide chemical structure, C18H20N4O5S, CAS 868981-72-0](/s/VPDQNVQUTILSAU-UHFFFAOYSA-N.svg)
N-{[3-(Benzenesulfonyl)-1,3-oxazolidin-2-yl]methyl}-N'-[(pyridin-3-yl)methyl]ethanediamide
CAS 868981-72-0C18H20N4O5S
(E)-N-(2-(2-(Furan-2-ylmethylene)hydrazinyl)-2-oxoethyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide
CAS 391885-72-6C18H20N4O5S
N1-((3-(phenylsulfonyl)oxazolidin-2-yl)methyl)-N2-(pyridin-4-ylmethyl)oxalamide
CAS 868981-73-1C18H20N4O5S
![(2R,3S,4R,5R)-2-(Hydroxymethyl)-5-[6-[(4-methoxyphenyl)methylsulfanyl]purin-9-yl]tetrahydrofuran-3,4-diol chemical structure, C18H20N4O5S, CAS 682745-59-1](/s/IVXWVHHHBJNBQU-SCFUHWHPSA-N.svg)
(2R,3S,4R,5R)-2-(Hydroxymethyl)-5-[6-[(4-methoxyphenyl)methylsulfanyl]purin-9-yl]tetrahydrofuran-3,4-diol
CAS 682745-59-1C18H20N4O5S
![N-[4-[4-(2-Nitrophenyl)piperazin-1-yl]sulfonylphenyl]acetamide chemical structure, C18H20N4O5S, CAS 524041-64-3](/s/QVUBEUGIQCEZAV-UHFFFAOYSA-N.svg)
N-[4-[4-(2-Nitrophenyl)piperazin-1-yl]sulfonylphenyl]acetamide
CAS 524041-64-3C18H20N4O5S
N1-(2-morpholino-2-(thiophen-2-yl)ethyl)-N2-(2-nitrophenyl)oxalamide
CAS 941976-14-3C18H20N4O5S
![N-[[(2R,3S,5S)-3-Hydroxy-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)tetrahydrofuran-2-yl]methylcarbamothioyl]benzamide chemical structure, C18H20N4O5S, CAS 954117-25-0](/s/KSTKXUGRPAWENC-MJBXVCDLSA-N.svg)
N-[[(2R,3S,5S)-3-Hydroxy-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)tetrahydrofuran-2-yl]methylcarbamothioyl]benzamide
CAS 954117-25-0C18H20N4O5S
![(1-((3,5-Dimethylisoxazol-4-yl)methyl)-4,4-dioxido-1H-benzo[e][1,3,4]thiadiazin-3-yl)(morpholino)methanone chemical structure, C18H20N4O5S, CAS 1251550-94-3](/s/UJEJWNHRZJUMQQ-UHFFFAOYSA-N.svg)
(1-((3,5-Dimethylisoxazol-4-yl)methyl)-4,4-dioxido-1H-benzo[e][1,3,4]thiadiazin-3-yl)(morpholino)methanone
CAS 1251550-94-3C18H20N4O5S
(E)-Ethyl 4-((4-(N-(4,6-dimethylpyrimidin-2-yl)sulfamoyl)phenyl)amino)-4-oxobut-2-enoate
CAS 314282-71-8C18H20N4O5S
![(Z)-Methyl 2-(2-((1-ethyl-1H-pyrazole-3-carbonyl)imino)-4,7-dimethoxybenzo[d]thiazol-3(2H)-yl)acetate chemical structure, C18H20N4O5S, CAS 1173417-54-3](/s/BQGZPPKQOHFMGZ-UHFFFAOYSA-N.svg)
(Z)-Methyl 2-(2-((1-ethyl-1H-pyrazole-3-carbonyl)imino)-4,7-dimethoxybenzo[d]thiazol-3(2H)-yl)acetate
CAS 1173417-54-3C18H20N4O5S
![(E)-Ethyl 2-(5,6-dimethoxy-2-((1-methyl-1H-pyrazole-5-carbonyl)imino)benzo[d]thiazol-3(2H)-yl)acetate chemical structure, C18H20N4O5S, CAS 1173578-88-5](/s/OJXPYMJVUCULRE-UHFFFAOYSA-N.svg)
(E)-Ethyl 2-(5,6-dimethoxy-2-((1-methyl-1H-pyrazole-5-carbonyl)imino)benzo[d]thiazol-3(2H)-yl)acetate
CAS 1173578-88-5C18H20N4O5S
5-Morpholino-2-(4-(morpholinosulfonyl)phenyl)oxazole-4-carbonitrile
CAS 941267-45-4C18H20N4O5S
![5,6-Dimethyl-2-({[3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}sulfanyl)pyrimidin-4-ol chemical structure, C18H20N4O5S, CAS 1226435-65-9](/s/QOGXJGZVFBNIKZ-UHFFFAOYSA-N.svg)
5,6-Dimethyl-2-({[3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}sulfanyl)pyrimidin-4-ol
CAS 1226435-65-9C18H20N4O5S
![Ethyl 4-{[(4,4-dimethyl-3,8-dioxo-1-sulfanyl-3,4,7,8-tetrahydro-6H-pyrazolo[1,2-a][1,2,4]triazin-6-yl)carbonyl]amino}benzoate chemical structure, C18H20N4O5S, CAS 956792-52-2](/s/HJFCPRJUOMSMJI-UHFFFAOYSA-N.svg)
Ethyl 4-{[(4,4-dimethyl-3,8-dioxo-1-sulfanyl-3,4,7,8-tetrahydro-6H-pyrazolo[1,2-a][1,2,4]triazin-6-yl)carbonyl]amino}benzoate
CAS 956792-52-2C18H20N4O5S
![N-(2-(2-((2-Methoxyethyl)amino)-2-oxoethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzo[d][1,3]dioxole-5-carboxamide chemical structure, C18H20N4O5S, CAS 1105247-93-5](/s/BEZGCPCBMFGWGE-UHFFFAOYSA-N.svg)
N-(2-(2-((2-Methoxyethyl)amino)-2-oxoethyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzo[d][1,3]dioxole-5-carboxamide
CAS 1105247-93-5C18H20N4O5S
(7-Methoxybenzofuran-2-yl)(4-((4-methyl-4H-1,2,4-triazol-3-yl)sulfonyl)piperidin-1-yl)methanone
CAS 1448064-47-8C18H20N4O5S
![1'-Ethyl-3'-methyl-8-nitro-2'-thioxo-1,2,4,4a-tetrahydro-2'H,6H-spiro[1,4-oxazino[4,3-a]quinoline-5,5'-pyrimidine]-4',6'(1'H,3'H)-dione chemical structure, C18H20N4O5S, CAS 696607-26-8](/s/PHOPZJRCRZXCIH-UHFFFAOYSA-N.svg)
1'-Ethyl-3'-methyl-8-nitro-2'-thioxo-1,2,4,4a-tetrahydro-2'H,6H-spiro[1,4-oxazino[4,3-a]quinoline-5,5'-pyrimidine]-4',6'(1'H,3'H)-dione
CAS 696607-26-8C18H20N4O5S
4-(3-(1-(3-Methoxyphenyl)-5-oxopyrrolidin-3-yl)ureido)benzenesulfonamide
CAS 894019-23-9C18H20N4O5S
![5,6,7-Trimethoxy-1-methyl-N-[2-oxo-2-(1,3-thiazol-2-ylamino)ethyl]-1H-indole-2-carboxamide chemical structure, C18H20N4O5S, CAS 951992-88-4](/s/XXVGDWMHXLJYOD-UHFFFAOYSA-N.svg)
5,6,7-Trimethoxy-1-methyl-N-[2-oxo-2-(1,3-thiazol-2-ylamino)ethyl]-1H-indole-2-carboxamide
CAS 951992-88-4C18H20N4O5S
![N-[2-(4-Methylsulfonylpiperazin-1-yl)phenyl]-4-nitrobenzamide chemical structure, C18H20N4O5S, CAS 712284-32-7](/s/CQWDCSLGNDXZLE-UHFFFAOYSA-N.svg)
N-[2-(4-Methylsulfonylpiperazin-1-yl)phenyl]-4-nitrobenzamide
CAS 712284-32-7C18H20N4O5S
![2-(2,5-Dimethyl-N-methylsulfonylanilino)-N-[(E)-(2-nitrophenyl)methylideneamino]acetamide chemical structure, C18H20N4O5S, CAS 363182-01-8](/s/IZTOSWYXJRKLFU-YBFXNURJSA-N.svg)
2-(2,5-Dimethyl-N-methylsulfonylanilino)-N-[(E)-(2-nitrophenyl)methylideneamino]acetamide
CAS 363182-01-8C18H20N4O5S
![Ethyl 4-[2-(3-acetamidoanilino)-2-oxoethyl]sulfanyl-6-methyl-2-oxo-1H-pyrimidine-5-carboxylate chemical structure, C18H20N4O5S, CAS 899957-20-1](/s/HKAULVRIYRNALM-UHFFFAOYSA-N.svg)
Ethyl 4-[2-(3-acetamidoanilino)-2-oxoethyl]sulfanyl-6-methyl-2-oxo-1H-pyrimidine-5-carboxylate
CAS 899957-20-1C18H20N4O5S
- N1-(3-acetamidophenyl)-N2-(4-sulfamoylphenethyl)oxalamide899956-19-5C18H20N4O5S
- Ethyl 4-[2-(4-acetamidoanilino)-2-oxoethyl]sulfanyl-6-methyl-2-oxo-1H-pyrimidine-5-carboxylate900002-23-5C18H20N4O5S
- [(1-Cyano-1-cyclopropylethyl)carbamoyl]methyl 4-[(2-cyanoethyl)sulfamoyl]benzoate871921-05-0C18H20N4O5S
- Methyl 4-(4-{[(2-furylmethyl)amino]carbothioyl}piperazino)-3-nitrobenzenecarboxylate882747-90-2C18H20N4O5S
- 2-((1-(2-Hydroxyethyl)-2-oxo-1,2,5,6,7,8-hexahydroquinazolin-4-yl)thio)-N-(2-nitrophenyl)acetamide899973-70-7C18H20N4O5S
- N1-(5,5-dioxido-2-phenyl-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-N2-((tetrahydrofuran-2-yl)methyl)oxalamide899961-40-1C18H20N4O5S
- N-(2-(4-Methoxyphenyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-oxo-2-(pyrrolidin-1-yl)acetamide899961-54-7C18H20N4O5S
- 2-((1-(2-Hydroxyethyl)-2-oxo-1,2,5,6,7,8-hexahydroquinazolin-4-yl)thio)-N-(3-nitrophenyl)acetamide942013-34-5C18H20N4O5S
- Methyl 2-((3-methyl-2,6-dioxo-7-(3-phenoxypropyl)-2,3,6,7-tetrahydro-1H-purin-8-yl)thio)acetate1105198-33-1C18H20N4O5S
- N-(3,4-Dimethoxyphenyl)-2-(6-isopropyl-5,7-dioxo-6,7-dihydroisothiazolo[4,3-d]pyrimidin-4(5H)-yl)acetamide1251604-11-1C18H20N4O5S
- N-(2,5-Dimethoxyphenyl)-2-(6-isopropyl-5,7-dioxo-6,7-dihydroisothiazolo[4,3-d]pyrimidin-4(5H)-yl)acetamide1251620-15-1C18H20N4O5S
- N-(2,4-Dimethoxyphenyl)-2-(6-isopropyl-5,7-dioxo-6,7-dihydroisothiazolo[4,3-d]pyrimidin-4(5H)-yl)acetamide1251620-18-4C18H20N4O5S
- 6-(Morpholinosulfonyl)-2-(2-phenoxyethyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one1251545-13-7C18H20N4O5S
- 2-(4-Methoxybenzyl)-6-(morpholinosulfonyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one1251698-92-6C18H20N4O5S
- 5-(1-((3,5-Dimethylisoxazol-4-yl)sulfonyl)azetidin-3-yl)-3-(2-methoxybenzyl)-1,2,4-oxadiazole1396855-10-9C18H20N4O5S
- 3-Nitro-4-[4-(phenylsulfonyl)piperazino]benzenecarbaldehyde O-methyloxime383147-33-9C18H20N4O5S
- 5,6,7-Trimethoxy-N-[3-oxo-3-(1,3-thiazol-2-ylamino)propyl]-1H-indole-2-carboxamide951973-96-9C18H20N4O5S
- N-(Benzo[d][1,3]dioxol-5-yl)-2-((1-(2-(cyclopropylamino)-2-oxoethyl)-5-(hydroxymethyl)-1H-imidazol-2-yl)thio)acetamide921795-57-5C18H20N4O5S
- N-Allyl-2-(2-((2-(benzo[d][1,3]dioxol-5-ylamino)-2-oxoethyl)thio)-5-(hydroxymethyl)-1H-imidazol-1-yl)acetamide921868-06-6C18H20N4O5S
- 5,6,7-Trimethoxy-N-{2-[(5-methyl-1,3-thiazol-2-yl)amino]-2-oxoethyl}-1H-indole-2-carboxamide1010936-47-6C18H20N4O5S
- (E)-1-(4-((1H-Imidazol-4-yl)sulfonyl)-1,4-diazepan-1-yl)-3-(benzo[d][1,3]dioxol-5-yl)prop-2-en-1-one1904629-67-9C18H20N4O5S
- 4-(1-((4-(1H-Pyrazol-1-yl)phenyl)sulfonyl)piperidin-4-yl)morpholine-3,5-dione2034496-53-0C18H20N4O5S
- 2-Methoxy-5-(N-((2-(2-oxopyrrolidin-1-yl)pyridin-4-yl)methyl)sulfamoyl)benzamide2034313-35-2C18H20N4O5S
- 2-(4-(N-((2-(2-Oxopyrrolidin-1-yl)pyridin-4-yl)methyl)sulfamoyl)phenoxy)acetamide2034466-27-6C18H20N4O5S
- 5-[(4-{[(6-Methylpyrimidin-4-yl)oxy]methyl}piperidin-1-yl)sulfonyl]-2,3-dihydro-1,3-benzoxazol-2-one2310124-47-9C18H20N4O5S
- N-(2-Thienylcarbonyl)-DL-norleucine (3-(5-nitro-2-furanyl)-2-propenylidene)hydrazide39978-45-5C18H20N4O5S
- 2-[4-({[5-(2-Oxopyrrolidin-1-yl)pyridin-3-yl]methyl}sulfamoyl)phenoxy]acetamide2097860-43-8C18H20N4O5S
- 5-({4-[(3-Methyl-6-oxo-1,6-dihydropyridazin-1-yl)methyl]piperidin-1-yl}sulfonyl)-2,3-dihydro-1,3-benzoxazol-2-one2097933-24-7C18H20N4O5S
- 2-Methoxy-5-({[5-(2-oxopyrrolidin-1-yl)pyridin-3-yl]methyl}sulfamoyl)benzamide2097859-42-0C18H20N4O5S
- 6-({4-[(3-Methyl-6-oxo-1,6-dihydropyridazin-1-yl)methyl]piperidin-1-yl}sulfonyl)-2,3-dihydro-1,3-benzoxazol-2-one2198815-56-2C18H20N4O5S
- P8Geu2E3SW3026175-85-6C18H20N4O5S
- N-(2-Thienylcarbonyl)-DL-leucine (3-(5-nitro-2-furanyl)-2-propenylidene)hydrazide39978-37-5C18H20N4O5S
- 2-Amino-5-[[(4-methylphenyl)sulfonyl]oxy]pyrazolo[1,5-a]pyrimidine-3-carboxylic acid 1,1-dimethylethyl ester2271119-55-0C18H20N4O5S
- 2-(4-Aminophenyl)-1-[4-(2-nitrobenzenesulfonyl)piperazin-1-yl]ethan-1-one1839343-99-5C18H20N4O5S
- 3-Methyl-5-[(3-{[(6-methylpyridazin-3-yl)oxy]methyl}pyrrolidin-1-yl)sulfonyl]-2,3-dihydro-1,3-benzoxazol-2-one2549040-06-2C18H20N4O5S
- 2-(4-Aminophenyl)-1-[4-(4-nitrobenzenesulfonyl)piperazin-1-yl]ethan-1-one2138556-37-1C18H20N4O5S
Frequently asked questions
What is the molar mass of C18H20N4O5S?
The molar mass of C18H20N4O5S is 404.44 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms, 5 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 404.1154 Da.
How many compounds have the formula C18H20N4O5S?
CompoundList lists 60 compounds with the molecular formula C18H20N4O5S, including Benzyl 2-[7-(2-methoxyethyl)-3-methyl-2,6-dioxopurin-8-yl]sulfanylacetate, 4-[Butyl(methyl)sulfamoyl]-N-[5-(furan-2-yl)-1,3,4-oxadiazol-2-yl]benzamide, N-{[3-(Benzenesulfonyl)-1,3-oxazolidin-2-yl]methyl}-N'-[(pyridin-3-yl)methyl]ethanediamide. 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 C18H20N4O5S?
C18H20N4O5S has a degree of unsaturation of 11. 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.