Molecular formula
C18H18N4O4S
165 compounds have this formula on CompoundList.
- Molar mass
- 386.43g/mol
- Monoisotopic mass
- 386.1049Da
- Atoms
- 45
- Elements
- 5
- Rings plus double bonds
- 12
The formula C18H18N4O4S describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 4 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 × 1855.95%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 184.70%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 414.50%14.007 × 4 = 56.028 g/mol
- O Oxygen × 416.56%15.999 × 4 = 63.996 g/mol
- S Sulfur × 18.30%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H18N4O4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 165 of 165 compounds
5-(1-((2-Methoxy-5-methylphenyl)sulfonyl)azetidin-3-yl)-3-(pyridin-4-yl)-1,2,4-oxadiazole
CAS 1251685-86-5C18H18N4O4S
![2-[(1H-Indol-3-yl)formamido]-N-(3-methanesulfonamidophenyl)acetamide chemical structure, C18H18N4O4S, CAS 1251684-15-7](/s/MQKRPPRZVBYSLY-UHFFFAOYSA-N.svg)
2-[(1H-Indol-3-yl)formamido]-N-(3-methanesulfonamidophenyl)acetamide
CAS 1251684-15-7C18H18N4O4S
2-(3-(2,5-Dimethoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(3-methylisothiazol-5-yl)acetamide
CAS 1257549-44-2C18H18N4O4S
2-(1-(5-(Furan-2-yl)isoxazol-3-yl)cyclopropanecarboxamido)-N,N,4-trimethylthiazole-5-carboxamide
CAS 1286718-64-6C18H18N4O4S
![2-(7,8-Dimethoxy-1-oxophthalazin-2(1H)-yl)-N-[(2E)-3,4,5,6-tetrahydro-2H-cyclopenta[d][1,3]thiazol-2-ylidene]acetamide chemical structure, C18H18N4O4S, CAS 1282102-93-5](/s/AQAHXMDWRYQFAB-UHFFFAOYSA-N.svg)
2-(7,8-Dimethoxy-1-oxophthalazin-2(1H)-yl)-N-[(2E)-3,4,5,6-tetrahydro-2H-cyclopenta[d][1,3]thiazol-2-ylidene]acetamide
CAS 1282102-93-5C18H18N4O4S
N-(2-(4-(4-Methoxyphenyl)-6-oxopyrimidin-1(6H)-yl)ethyl)pyridine-3-sulfonamide
CAS 1351589-12-2C18H18N4O4S
N-(4-(N-((3-Methyl-4-oxo-3,4-dihydrophthalazin-1-yl)methyl)sulfamoyl)phenyl)acetamide
CAS 1421528-60-0C18H18N4O4S
1-(2-Hydroxy-2-phenylethyl)-N-(4-(methylsulfonyl)phenyl)-1H-1,2,3-triazole-4-carboxamide
CAS 1396855-69-8C18H18N4O4S
![2-((2-Oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl)methyl)-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C18H18N4O4S, CAS 1396768-31-2](/s/CKDLKXOBGOFLOI-UHFFFAOYSA-N.svg)
2-((2-Oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl)methyl)-4H-pyrido[1,2-a]pyrimidin-4-one
CAS 1396768-31-2C18H18N4O4S
![1-(Benzo[d]oxazol-2-yl)-N-(4-sulfamoylphenyl)pyrrolidine-2-carboxamide chemical structure, C18H18N4O4S, CAS 1796903-52-0](/s/AIRKXVYBSDRJRH-UHFFFAOYSA-N.svg)
1-(Benzo[d]oxazol-2-yl)-N-(4-sulfamoylphenyl)pyrrolidine-2-carboxamide
CAS 1796903-52-0C18H18N4O4S
3-((1-((2,3-Dihydrobenzofuran-5-yl)sulfonyl)piperidin-3-yl)oxy)pyrazine-2-carbonitrile
CAS 2034436-39-8C18H18N4O4S
![N-((5-(1-Methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide chemical structure, C18H18N4O4S, CAS 2034462-46-7](/s/YZUQPALGFVRWLD-UHFFFAOYSA-N.svg)
N-((5-(1-Methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide
CAS 2034462-46-7C18H18N4O4S
N-((5-((2-Oxo-2-(phenethylamino)ethyl)thio)-1,3,4-oxadiazol-2-yl)methyl)furan-2-carboxamide
CAS 851862-47-0C18H18N4O4S
![N-(2,4-Dimethoxyphenyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896319-81-6](/s/BWDHMAGDEIXTDU-UHFFFAOYSA-N.svg)
N-(2,4-Dimethoxyphenyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896319-81-6C18H18N4O4S
![N-(2,5-Dimethoxyphenyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896319-89-4](/s/ZVEWNKOAMNPHGP-UHFFFAOYSA-N.svg)
N-(2,5-Dimethoxyphenyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896319-89-4C18H18N4O4S
![N-(3,4-Dimethoxyphenyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896319-96-3](/s/KWTKRBIBBMGADF-UHFFFAOYSA-N.svg)
N-(3,4-Dimethoxyphenyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896319-96-3C18H18N4O4S
![N-(2,4-Dimethoxyphenyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896330-12-4](/s/HYRYJKUNXUIRSF-UHFFFAOYSA-N.svg)
N-(2,4-Dimethoxyphenyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896330-12-4C18H18N4O4S
![N-(2,5-Dimethoxyphenyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896330-19-1](/s/PXITUCJFIUKUPS-UHFFFAOYSA-N.svg)
N-(2,5-Dimethoxyphenyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896330-19-1C18H18N4O4S
![N-(3,4-Dimethoxyphenyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896330-26-0](/s/DTJAZTKAFVARKZ-UHFFFAOYSA-N.svg)
N-(3,4-Dimethoxyphenyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896330-26-0C18H18N4O4S
![N-(2,4-Dimethoxyphenyl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896340-63-9](/s/BYGFKDWBBKLBFH-UHFFFAOYSA-N.svg)
N-(2,4-Dimethoxyphenyl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896340-63-9C18H18N4O4S
![N-(2,5-Dimethoxyphenyl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H18N4O4S, CAS 896340-71-9](/s/PKFAANVXMDWJRM-UHFFFAOYSA-N.svg)
N-(2,5-Dimethoxyphenyl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896340-71-9C18H18N4O4S
![4-(Dimethylamino)-N-[5-(4-methylsulfonylphenyl)-1,3,4-oxadiazol-2-yl]benzamide chemical structure, C18H18N4O4S, CAS 886913-35-5](/s/XZIHRUCVTHWLAW-UHFFFAOYSA-N.svg)
4-(Dimethylamino)-N-[5-(4-methylsulfonylphenyl)-1,3,4-oxadiazol-2-yl]benzamide
CAS 886913-35-5C18H18N4O4S
![2-((6,8-Dimethyl-5,7-dioxo-2-(p-tolyl)-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidin-4-yl)thio)propanoic acid chemical structure, C18H18N4O4S, CAS 872694-59-2](/s/YARCBHQDFQXXAN-UHFFFAOYSA-N.svg)
2-((6,8-Dimethyl-5,7-dioxo-2-(p-tolyl)-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidin-4-yl)thio)propanoic acid
CAS 872694-59-2C18H18N4O4S
![2-(Furan-2-yl)-N-{2-[(furan-2-yl)formamido]ethyl}-4-methyl-6-(methylsulfanyl)pyrimidine-5-carboxamide chemical structure, C18H18N4O4S, CAS 1089571-97-0](/s/HZTJNQZSHMVFLE-UHFFFAOYSA-N.svg)
2-(Furan-2-yl)-N-{2-[(furan-2-yl)formamido]ethyl}-4-methyl-6-(methylsulfanyl)pyrimidine-5-carboxamide
CAS 1089571-97-0C18H18N4O4S
- (Z)-N-(4,7-Dimethoxy-3-(prop-2-yn-1-yl)benzo[d]thiazol-2(3H)-ylidene)-3-methoxy-1-methyl-1H-pyrazole-4-carboxamide1173375-48-8C18H18N4O4S
- 2-((6-(2,5-Dimethoxyphenyl)pyridazin-3-yl)thio)-N-(3-methylisoxazol-5-yl)acetamide1206985-46-7C18H18N4O4S
- N-(2-Cyanophenyl)-2-(2-oxo-3-(pyrrolidin-1-ylsulfonyl)pyridin-1(2H)-yl)acetamide1251578-05-8C18H18N4O4S
- Methyl 2-(2-((2-((5-methylisoxazol-3-yl)amino)-2-oxoethyl)thio)-5-phenyl-1H-imidazol-1-yl)acetate1207020-62-9C18H18N4O4S
- N-[2-(Furan-2-carbonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl]-1-methyl-1H-imidazole-4-sulfonamide1428373-31-2C18H18N4O4S
- N-(2-(Furan-2-carbonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-1-methyl-1H-pyrazole-4-sulfonamide1448036-88-1C18H18N4O4S
- Methyl 4-(N-(2-(3-(pyridin-4-yl)-1H-pyrazol-1-yl)ethyl)sulfamoyl)benzoate1448026-64-9C18H18N4O4S
- Methyl 4-({4-methyl-2,3,7,11-tetraazatricyclo[7.4.0.0^{2,6}]trideca-1(9),3,5,7-tetraen-11-yl}sulfonyl)benzoate1797893-45-8C18H18N4O4S
- (3-((Furan-2-ylmethyl)sulfonyl)pyrrolidin-1-yl)(2-phenyl-2H-1,2,3-triazol-4-yl)methanone1788771-59-4C18H18N4O4S
- 11-(2,3-Dihydro-1,4-benzodioxine-6-sulfonyl)-4-methyl-2,3,7,11-tetraazatricyclo[7.4.0.0^{2,6}]trideca-1(9),3,5,7-tetraene1795480-86-2C18H18N4O4S
- 3-(1-(2-(4-Oxoquinazolin-3(4H)-yl)acetyl)piperidin-4-yl)thiazolidine-2,4-dione1795416-68-0C18H18N4O4S
- 3-(1-(1-(Benzo[d]oxazol-2-yl)pyrrolidine-2-carbonyl)azetidin-3-yl)thiazolidine-2,4-dione2034200-98-9C18H18N4O4S
- 8-({3-[(6-Methoxypyrazin-2-yl)oxy]pyrrolidin-1-yl}sulfonyl)quinoline2034499-45-9C18H18N4O4S
- 8-({3-[(6-Methoxypyridazin-3-yl)oxy]pyrrolidin-1-yl}sulfonyl)quinoline2034446-44-9C18H18N4O4S
- Benzyl (2-oxo-2-((2-(4-oxothieno[3,2-d]pyrimidin-3(4H)-yl)ethyl)amino)ethyl)carbamate2034529-93-4C18H18N4O4S
- N-(2-(4-Oxobenzo[d][1,2,3]triazin-3(4H)-yl)ethyl)-3-(phenylsulfonyl)propanamide2034375-63-6C18H18N4O4S
- N-(1-Phenyl-2-(2H-1,2,3-triazol-2-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide2034406-71-6C18H18N4O4S
- (E)-N-((3-(6-Ethoxypyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-2-phenylethenesulfonamide1904610-71-4C18H18N4O4S
- 2-(Benzo[d]isoxazol-3-yl)-N-(2-(3-methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)acetamide2034590-32-2C18H18N4O4S
- (2,6-Dimethoxypyridin-3-yl)(3-(5-(thiophen-2-yl)-1,2,4-oxadiazol-3-yl)pyrrolidin-1-yl)methanone2034412-53-6C18H18N4O4S
- Methyl 4-(N-((1-methyl-3-(pyridin-3-yl)-1H-pyrazol-5-yl)methyl)sulfamoyl)benzoate2034417-20-2C18H18N4O4S
- N-(1,3-Dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-6-methoxy-1H-indole-2-carboxamide2034403-07-9C18H18N4O4S
- 3-(1-(1-Ethyl-7-methyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carbonyl)azetidin-3-yl)thiazolidine-2,4-dione2034493-15-5C18H18N4O4S
- Methyl 4-(N-(1-phenyl-2-(2H-1,2,3-triazol-2-yl)ethyl)sulfamoyl)benzoate2309587-21-9C18H18N4O4S
- N-{[6-(1-Methyl-1H-pyrazol-4-yl)pyridin-3-yl]methyl}-2,3-dihydro-1,4-benzodioxine-6-sulfonamide2034462-34-3C18H18N4O4S
- N-(2-(2-(3,4-Dimethoxyphenyl)thiazol-4-yl)ethyl)-6-hydroxypyrimidine-4-carboxamide2034360-95-5C18H18N4O4S
- 2-[3-Cyano-4-(methoxymethyl)-6-methylpyridin-2-yl]sulfanyl-N-(4-methyl-3-nitrophenyl)acetamide695172-22-6C18H18N4O4S
- Methyl 3-[(4-morpholin-4-ylbenzoyl)amino]-1H-thieno[3,2-c]pyrazole-5-carboxylate648411-44-3C18H18N4O4S
- N-(2-(3-(4-Methoxyphenyl)-6-oxopyridazin-1(6H)-yl)ethyl)pyridine-3-sulfonamide923122-67-2C18H18N4O4S
- N-((1-Methyl-5-(pyridin-2-yl)-1H-pyrazol-3-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide1421530-97-3C18H18N4O4S
- 4-(Dimethylsulfamoyl)-N-{[3-(furan-3-yl)pyrazin-2-yl]methyl}benzamide2034611-93-1C18H18N4O4S
- 2-(N-Methyl-2-phenylethenesulfonamido)-N-(2-oxo-2,3-dihydro-1H-1,3-benzodiazol-5-yl)acetamide941378-94-5C18H18N4O4S
- 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-4-((3,4-dimethylphenyl)sulfonyl)-1H-1,2,3-triazol-5-amine1207026-52-5C18H18N4O4S
- N-((1-Methyl-5-(pyridin-4-yl)-1H-pyrazol-3-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide1421494-46-3C18H18N4O4S
- N-{[1-Methyl-3-(pyridin-4-yl)-1H-pyrazol-5-yl]methyl}-2,3-dihydro-1,4-benzodioxine-6-sulfonamide2310143-52-1C18H18N4O4S
- N-{[1-Methyl-3-(pyridin-2-yl)-1H-pyrazol-5-yl]methyl}-2,3-dihydro-1,4-benzodioxine-6-sulfonamide2319639-89-7C18H18N4O4S
- 4-{3-[(2-Cyanopyridin-4-yl)oxy]azetidine-1-carbonyl}-N,N-dimethylbenzene-1-sulfonamide2877640-15-6C18H18N4O4S
- tert-Butyl N-[4-[[5-(furan-3-yl)thiadiazole-4-carbonyl]amino]phenyl]carbamate1100595-71-8C18H18N4O4S
- tert-Butyl N-[4-[[4-(furan-3-yl)thiadiazole-5-carbonyl]amino]phenyl]carbamate1098069-59-0C18H18N4O4S
- Benzyl N-[2-(4-methyl-1H-pyrazol-1-yl)-5-sulfamoylphenyl]carbamate2680714-23-0C18H18N4O4S
- Ethyl (4-(N-(1-phenyl-1H-pyrazol-5-yl)sulfamoyl)phenyl)carbamate93880-94-5C18H18N4O4S
Frequently asked questions
What is the molar mass of C18H18N4O4S?
The molar mass of C18H18N4O4S is 386.43 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 386.1049 Da.
How many compounds have the formula C18H18N4O4S?
CompoundList lists 165 compounds with the molecular formula C18H18N4O4S, including 5-(1-((2-Methoxy-5-methylphenyl)sulfonyl)azetidin-3-yl)-3-(pyridin-4-yl)-1,2,4-oxadiazole, 2-[(1H-Indol-3-yl)formamido]-N-(3-methanesulfonamidophenyl)acetamide, 2-(3-(2,5-Dimethoxyphenyl)-6-oxopyridazin-1(6H)-yl)-N-(3-methylisothiazol-5-yl)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 C18H18N4O4S?
C18H18N4O4S 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.