Molecular formula
C18H18N2O6S
57 compounds have this formula on CompoundList.
- Molar mass
- 390.41g/mol
- Monoisotopic mass
- 390.0886Da
- Atoms
- 45
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H18N2O6S describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 6 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 × 1855.38%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 184.65%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 27.18%14.007 × 2 = 28.014 g/mol
- O Oxygen × 624.59%15.999 × 6 = 95.994 g/mol
- S Sulfur × 18.21%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H18N2O6S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 57 of 57 compounds
Cephalosporin G
CAS 859-07-4C18H18N2O6S
![2-[N-(Prop-2-en-1-yl)4-[(methoxycarbonyl)amino]benzenesulfonamido]benzoic acid chemical structure, C18H18N2O6S, CAS 324057-40-1](/s/LWTRBSBIIDSGBZ-UHFFFAOYSA-N.svg)
2-[N-(Prop-2-en-1-yl)4-[(methoxycarbonyl)amino]benzenesulfonamido]benzoic acid
CAS 324057-40-1C18H18N2O6S
![N-[4-(Morpholin-4-ylsulfonyl)phenyl]-1,3-benzodioxole-5-carboxamide chemical structure, C18H18N2O6S, CAS 432535-83-6](/s/WPCJWHUVXUZJTN-UHFFFAOYSA-N.svg)
N-[4-(Morpholin-4-ylsulfonyl)phenyl]-1,3-benzodioxole-5-carboxamide
CAS 432535-83-6C18H18N2O6S
![Methyl 5-cyano-6-[(2-methoxy-2-oxoethyl)sulfanyl]-4-(2-methoxyphenyl)-2-oxo-1,2,3,4-tetrahydropyridine-3-carboxylate chemical structure, C18H18N2O6S, CAS 330558-11-7](/s/GHOGZMABNBYCRE-UHFFFAOYSA-N.svg)
Methyl 5-cyano-6-[(2-methoxy-2-oxoethyl)sulfanyl]-4-(2-methoxyphenyl)-2-oxo-1,2,3,4-tetrahydropyridine-3-carboxylate
CAS 330558-11-7C18H18N2O6S
![N-(2,4-Dimethoxyphenyl)-2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)propanamide chemical structure, C18H18N2O6S, CAS 899758-16-8](/s/JWDZJTICICTRFT-UHFFFAOYSA-N.svg)
N-(2,4-Dimethoxyphenyl)-2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)propanamide
CAS 899758-16-8C18H18N2O6S
N-(2,4-Dimethoxyphenyl)-3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)propanamide
CAS 663168-51-2C18H18N2O6S
N-(2H-1,3-Benzodioxol-5-yl)-3-(morpholine-4-sulfonyl)benzamide
CAS 638135-69-0C18H18N2O6S
![1-(4-{[(2,4-Dimethoxyphenyl)amino]sulfonyl}phenyl)azolidine-2,5-dione chemical structure, C18H18N2O6S, CAS 919648-74-1](/s/USDOSPUBAHODJC-UHFFFAOYSA-N.svg)
1-(4-{[(2,4-Dimethoxyphenyl)amino]sulfonyl}phenyl)azolidine-2,5-dione
CAS 919648-74-1C18H18N2O6S
2-((4-(Morpholinosulfonyl)phenyl)carbamoyl)benzoic acid
CAS 667893-35-8C18H18N2O6S
![Ethyl 5-acetyl-4-methyl-2-[(2-methyl-3-nitrobenzoyl)amino]thiophene-3-carboxylate chemical structure, C18H18N2O6S, CAS 445464-76-6](/s/OBAWHMDOCUIRTB-UHFFFAOYSA-N.svg)
Ethyl 5-acetyl-4-methyl-2-[(2-methyl-3-nitrobenzoyl)amino]thiophene-3-carboxylate
CAS 445464-76-6C18H18N2O6S
![3-({[(3,4,5-Trimethoxyphenyl)carbonyl]carbamothioyl}amino)benzoic acid chemical structure, C18H18N2O6S, CAS 433966-53-1](/s/KOKAEXQJPBCMAV-UHFFFAOYSA-N.svg)
3-({[(3,4,5-Trimethoxyphenyl)carbonyl]carbamothioyl}amino)benzoic acid
CAS 433966-53-1C18H18N2O6S
![Methyl 4-cyano-3-methyl-5-[(3,4,5-trimethoxybenzoyl)amino]-2-thiophenecarboxylate chemical structure, C18H18N2O6S, CAS 354550-04-2](/s/SCMMLTOBZPFSRD-UHFFFAOYSA-N.svg)
Methyl 4-cyano-3-methyl-5-[(3,4,5-trimethoxybenzoyl)amino]-2-thiophenecarboxylate
CAS 354550-04-2C18H18N2O6S
Methyl 2-(1,3-benzodioxole-5-carbonylamino)-5-(dimethylcarbamoyl)-4-methylthiophene-3-carboxylate
CAS 353774-26-2C18H18N2O6S
![Ethyl 2-(((4-nitrophenoxy)carbonyl)amino)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate chemical structure, C18H18N2O6S, CAS 1820016-84-9](/s/AJESWLLXYZKYQF-UHFFFAOYSA-N.svg)
Ethyl 2-(((4-nitrophenoxy)carbonyl)amino)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
CAS 1820016-84-9C18H18N2O6S
N-(1,3-Benzodioxol-5-yl)-4-(morpholin-4-ylsulfonyl)benzamide
CAS 488096-97-5C18H18N2O6S
![Ethyl 5-acetyl-4-methyl-2-[(3-methyl-4-nitrobenzoyl)amino]thiophene-3-carboxylate chemical structure, C18H18N2O6S, CAS 445464-96-0](/s/GOTGQDMTPRYMTQ-UHFFFAOYSA-N.svg)
Ethyl 5-acetyl-4-methyl-2-[(3-methyl-4-nitrobenzoyl)amino]thiophene-3-carboxylate
CAS 445464-96-0C18H18N2O6S
N-(2-Ethoxyphenyl)-5-(N-(furan-2-ylmethyl)sulfamoyl)furan-2-carboxamide
CAS 1171071-34-3C18H18N2O6S
![Methyl 4-({3-[2-(4-morpholinyl)-2-oxoethyl]-2,4-dioxo-1,3-thiazolidin-5-ylidene}methyl)benzoate chemical structure, C18H18N2O6S, CAS 431925-99-4](/s/NFXRDCGEENMPRU-UVTDQMKNSA-N.svg)
Methyl 4-({3-[2-(4-morpholinyl)-2-oxoethyl]-2,4-dioxo-1,3-thiazolidin-5-ylidene}methyl)benzoate
CAS 431925-99-4C18H18N2O6S
2-(3-(3,4,5-Trimethoxybenzoyl)thioureido)benzoic acid
CAS 433695-23-9C18H18N2O6S
![2-(4-{(Z)-[4,6-Dioxo-1-(prop-2-en-1-yl)-2-thioxotetrahydropyrimidin-5(2H)-ylidene]methyl}-2-methoxyphenoxy)propanoic acid chemical structure, C18H18N2O6S, CAS 530093-54-0](/s/LEEDAAQGAMPLNL-WQLSENKSSA-N.svg)
2-(4-{(Z)-[4,6-Dioxo-1-(prop-2-en-1-yl)-2-thioxotetrahydropyrimidin-5(2H)-ylidene]methyl}-2-methoxyphenoxy)propanoic acid
CAS 530093-54-0C18H18N2O6S
![1-(4-{[(3,4-Dimethoxyphenyl)amino]sulfonyl}phenyl)azolidine-2,5-dione chemical structure, C18H18N2O6S, CAS 919681-34-8](/s/XHIIENMDMVPAEZ-UHFFFAOYSA-N.svg)
1-(4-{[(3,4-Dimethoxyphenyl)amino]sulfonyl}phenyl)azolidine-2,5-dione
CAS 919681-34-8C18H18N2O6S
3-(3,4-Dimethoxyphenyl)-5-(((4-methoxyphenyl)sulfonyl)methyl)-1,2,4-oxadiazole
CAS 1105233-36-0C18H18N2O6S
N-(2,3-Dimethoxybenzyl)-2-(1,1-dioxido-3-oxo-1,2-benzothiazol-2(3H)-yl)acetamide
CAS 1260985-11-2C18H18N2O6S
![2-Nitro-4-[4-(piperidin-1-ylsulfonyl)phenyl]benzoic acid chemical structure, C18H18N2O6S, CAS 1261941-87-0](/s/INNYOKTVWCAAHE-UHFFFAOYSA-N.svg)
2-Nitro-4-[4-(piperidin-1-ylsulfonyl)phenyl]benzoic acid
CAS 1261941-87-0C18H18N2O6S
- 5-Nitro-3-[4-(piperidin-1-ylsulfonyl)phenyl]benzoic acid1261957-44-1C18H18N2O6S
- 4-Nitro-2-[4-(piperidin-1-ylsulfonyl)phenyl]benzoic acid1261894-67-0C18H18N2O6S
- (4-{(Z)-[4,6-Dioxo-1-(prop-2-en-1-yl)-2-thioxotetrahydropyrimidin-5(2H)-ylidene]methyl}-2-ethoxyphenoxy)acetic acid347394-79-0C18H18N2O6S
- N-(3,4-Dimethoxyphenyl)-3-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)propanamide899954-78-0C18H18N2O6S
- N-(2,5-Dimethoxyphenyl)-3-(1,1,3-trioxo-1,2-benzothiazol-2-yl)propanamide899996-21-5C18H18N2O6S
- N-(4-Methyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide922006-96-0C18H18N2O6S
- N-(3,4-Dimethoxyphenyl)-2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)propanamide899955-44-3C18H18N2O6S
- 1,1-Dioxidotetrahydrothiophene-3,4-diyl bis(phenylcarbamate)77691-87-3C18H18N2O6S
- Methyl 4-((3-((methoxycarbonyl)carbamoyl)-4,5-dimethylthiophen-2-yl)carbamoyl)benzoate896306-61-9C18H18N2O6S
- (4-Nitrophenyl)methyl 2-[2-(4-methylphenyl)ethenesulfonamido]acetate878082-10-1C18H18N2O6S
- Methyl N-[2-(2,3-dihydro-1,4-benzodioxine-2-amido)-4,5-dimethylthiophene-3-carbonyl]carbamate896309-30-1C18H18N2O6S
- N-(2,5-Dimethoxyphenyl)-2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)propanamide899996-77-1C18H18N2O6S
- N-((3-(Benzo[d][1,3]dioxol-5-yl)-2-oxooxazolidin-5-yl)methyl)-4-methylbenzenesulfonamide954654-17-2C18H18N2O6S
- Ethyl 7-hydroxy-2-({4-nitrobenzoyl}amino)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate494204-57-8C18H18N2O6S
- Methyl 7-ethoxy-5-{[6-(methylsulfonyl)pyridin-3-yl]oxy}-1H-indole-2-carboxylate1191103-89-5C18H18N2O6S
- N-(2-(2,3-Dihydrobenzofuran-5-yl)-2-hydroxyethyl)-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide1448036-19-8C18H18N2O6S
- N-(2-(2,4-Dioxooxazolidin-3-yl)-1-phenylethyl)-2-methoxybenzenesulfonamide1903546-69-9C18H18N2O6S
- Methyl (4-(N-(2,2-di(furan-2-yl)ethyl)sulfamoyl)phenyl)carbamate2319875-01-7C18H18N2O6S
- 2-(4-{[2,2-Bis(furan-2-yl)ethyl]sulfamoyl}phenoxy)acetamide2319897-68-0C18H18N2O6S
- 5-(N-(2,2-Di(furan-2-yl)ethyl)sulfamoyl)-2-methoxybenzamide2320723-07-5C18H18N2O6S
- 2-(3,4-Dimethoxyphenyl)-1,1-dioxo-4-(2-oxopropyl)-1lambda6,2,4-benzothiadiazin-3-one2549005-20-9C18H18N2O6S
- N-(3-Acetylphenyl)-2-[1,3-benzodioxol-5-yl(methylsulfonyl)amino]acetamide833437-12-0C18H18N2O6S
- N-((2-Oxo-3-phenyloxazolidin-5-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide954632-59-8C18H18N2O6S
- N-Benzyloxycarbonyl serotonin O-sulfate85376-01-8C18H18N2O6S
- 2-Pentenedioic acid, 2-[2-[[(phenylmethoxy)carbonyl]amino]-4-thiazolyl]-, 5-ethyl ester1140311-29-0C18H18N2O6S
- (6R,7R)-7-{[(2R)-2-(Acetyloxy)-2-phenylacetyl]amino}-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid36927-21-6C18H18N2O6S
- 3-[5,6-Dimethoxy-1-(pyridine-3-sulfonyl)-1H-indol-3-yl]-propionic acid929256-04-2C18H18N2O6S
- N-{4-[(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)sulfamoyl]phenyl}acetamide2319849-32-4C18H18N2O6S
- 5-[2-(2,6-Dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]sulfanylpentanoic acid2378582-29-5C18H18N2O6S
- (2R)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-sulfamoylpropanoic acid152871-91-5C18H18N2O6S
- (S)-Methoxymethyl 6-(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)-2,3,4,7-tetrahydro-2,2-dimethyl-7-oxo-1,4-thiazepine-3-carboxylic Acid Ester36140-91-7C18H18N2O6S
- 4-(2-(2,6-Dioxopiperidin-3-yl)-1-oxoisoindolin-5-yl)but-3-yn-1-yl methanesulfonate2727154-12-1C18H18N2O6S
- (S)-4-Amino-2-(1-(3-hydroxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione2487573-05-5C18H18N2O6S
Frequently asked questions
What is the molar mass of C18H18N2O6S?
The molar mass of C18H18N2O6S is 390.41 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 6 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 390.0886 Da.
How many compounds have the formula C18H18N2O6S?
CompoundList lists 57 compounds with the molecular formula C18H18N2O6S, including Cephalosporin G, 2-[N-(Prop-2-en-1-yl)4-[(methoxycarbonyl)amino]benzenesulfonamido]benzoic acid, N-[4-(Morpholin-4-ylsulfonyl)phenyl]-1,3-benzodioxole-5-carboxamide. 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 C18H18N2O6S?
C18H18N2O6S 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.