Molecular formula
C18H18N4O3S
259 compounds have this formula on CompoundList.
- Molar mass
- 370.43g/mol
- Monoisotopic mass
- 370.1100Da
- Atoms
- 44
- Elements
- 5
- Rings plus double bonds
- 12
The formula C18H18N4O3S describes a molecule made of 18 carbon atoms, 18 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 × 1858.36%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 184.90%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 415.13%14.007 × 4 = 56.028 g/mol
- O Oxygen × 312.96%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.65%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H18N4O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 259 of 259 compounds
![Benzo[d]thiazol-6-yl(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone chemical structure, C18H18N4O3S, CAS 2034479-43-9](/s/NBDKUSBSKGRIAV-UHFFFAOYSA-N.svg)
Benzo[d]thiazol-6-yl(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone
CAS 2034479-43-9C18H18N4O3S
![Benzo[d]thiazol-2-yl(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone chemical structure, C18H18N4O3S, CAS 2034481-26-8](/s/YZCXTUJRVCEQAF-UHFFFAOYSA-N.svg)
Benzo[d]thiazol-2-yl(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone
CAS 2034481-26-8C18H18N4O3S
1-(1-((4-(m-Tolyloxy)phenyl)sulfonyl)azetidin-3-yl)-1H-1,2,3-triazole
CAS 2034381-18-3C18H18N4O3S
![N-(Benzo[c][1,2,5]thiadiazol-4-yl)-2-((tetrahydro-2H-pyran-4-yl)methoxy)isonicotinamide chemical structure, C18H18N4O3S, CAS 2034242-55-0](/s/BBSKBVHDSYVJLW-UHFFFAOYSA-N.svg)
N-(Benzo[c][1,2,5]thiadiazol-4-yl)-2-((tetrahydro-2H-pyran-4-yl)methoxy)isonicotinamide
CAS 2034242-55-0C18H18N4O3S
![(4,5,6,7-Tetrahydrobenzo[d]isoxazol-3-yl)(3-(5-(thiophen-3-yl)-1,2,4-oxadiazol-3-yl)pyrrolidin-1-yl)methanone chemical structure, C18H18N4O3S, CAS 2034414-29-2](/s/OOLRDWNPZPCOOS-UHFFFAOYSA-N.svg)
(4,5,6,7-Tetrahydrobenzo[d]isoxazol-3-yl)(3-(5-(thiophen-3-yl)-1,2,4-oxadiazol-3-yl)pyrrolidin-1-yl)methanone
CAS 2034414-29-2C18H18N4O3S
![N-(1,3-Dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-2-(1H-indol-1-yl)acetamide chemical structure, C18H18N4O3S, CAS 2034455-77-9](/s/MHADPEFKOJZFHO-UHFFFAOYSA-N.svg)
N-(1,3-Dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-2-(1H-indol-1-yl)acetamide
CAS 2034455-77-9C18H18N4O3S
N1-(2-(furan-2-yl)-2-(1H-pyrazol-1-yl)ethyl)-N2-(3-(methylthio)phenyl)oxalamide
CAS 2034255-55-3C18H18N4O3S
4-Acetyl-N-((1-methyl-3-(pyridin-3-yl)-1H-pyrazol-5-yl)methyl)benzenesulfonamide
CAS 2034552-19-5C18H18N4O3S
N-((1-Methyl-3-(pyridin-3-yl)-1H-pyrazol-5-yl)methyl)-2,3-dihydrobenzofuran-5-sulfonamide
CAS 2034511-56-1C18H18N4O3S
5-Phenyl-N-((3-(tetrahydro-2H-thiopyran-4-yl)-1,2,4-oxadiazol-5-yl)methyl)isoxazole-3-carboxamide
CAS 2034421-38-8C18H18N4O3S
N-((2-(1-Methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)-2,3-dihydrobenzofuran-5-sulfonamide
CAS 2034610-55-2C18H18N4O3S
![N-(3-Cyanophenyl)-2-(1,1-dioxidotetrahydrothiophen-3-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide chemical structure, C18H18N4O3S, CAS 2320146-25-4](/s/AUCJXUOFEWWRJC-UHFFFAOYSA-N.svg)
N-(3-Cyanophenyl)-2-(1,1-dioxidotetrahydrothiophen-3-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide
CAS 2320146-25-4C18H18N4O3S
![N-(4-Cyanophenyl)-2-(1,1-dioxidotetrahydrothiophen-3-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide chemical structure, C18H18N4O3S, CAS 2319806-41-0](/s/QAYKKXSVORZISQ-UHFFFAOYSA-N.svg)
N-(4-Cyanophenyl)-2-(1,1-dioxidotetrahydrothiophen-3-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide
CAS 2319806-41-0C18H18N4O3S
![N-(2-Cyanophenyl)-2-(1,1-dioxidotetrahydrothiophen-3-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide chemical structure, C18H18N4O3S, CAS 2309538-99-4](/s/YSFZKITUNCKXBF-UHFFFAOYSA-N.svg)
N-(2-Cyanophenyl)-2-(1,1-dioxidotetrahydrothiophen-3-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide
CAS 2309538-99-4C18H18N4O3S
3-(1-(Pyridin-3-ylsulfonyl)piperidin-3-yl)quinazolin-4(3H)-one
CAS 2034518-11-9C18H18N4O3S
![2-(Benzo[d]oxazol-2-ylthio)-1-(3-(pyrimidin-4-yloxy)piperidin-1-yl)ethanone chemical structure, C18H18N4O3S, CAS 2034633-44-6](/s/ULIKPBOHTPOBID-UHFFFAOYSA-N.svg)
2-(Benzo[d]oxazol-2-ylthio)-1-(3-(pyrimidin-4-yloxy)piperidin-1-yl)ethanone
CAS 2034633-44-6C18H18N4O3S
![2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(6-ethoxybenzo[d]thiazol-2-yl)acetamide chemical structure, C18H18N4O3S, CAS 2034535-65-2](/s/BHISDOVTFKSAOK-UHFFFAOYSA-N.svg)
2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(6-ethoxybenzo[d]thiazol-2-yl)acetamide
CAS 2034535-65-2C18H18N4O3S
N-((6-(1-Methyl-1H-pyrazol-5-yl)pyridin-3-yl)methyl)-2,3-dihydrobenzofuran-5-sulfonamide
CAS 2034569-98-5C18H18N4O3S
3-Acetyl-N-((5-(1-methyl-1H-pyrazol-5-yl)pyridin-3-yl)methyl)benzenesulfonamide
CAS 2034463-57-3C18H18N4O3S
3-Acetyl-N-((6-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)benzenesulfonamide
CAS 2034523-36-7C18H18N4O3S
N-(2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)ethyl)quinoline-8-sulfonamide
CAS 2034423-60-2C18H18N4O3S
2-((4,5-Dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)-N-(4-(p-tolyl)isoxazol-5-yl)acetamide
CAS 1040648-33-6C18H18N4O3S
![6-[1-(Isoxazol-3-ylcarbonyl)piperidin-3-yl]-2-(2-thienylmethyl)pyrimidin-4(3H)-one chemical structure, C18H18N4O3S, CAS 1269050-35-2](/s/LTMGNJJJTYSBFT-UHFFFAOYSA-N.svg)
6-[1-(Isoxazol-3-ylcarbonyl)piperidin-3-yl]-2-(2-thienylmethyl)pyrimidin-4(3H)-one
CAS 1269050-35-2C18H18N4O3S
N-((3-(2-Oxo-1,2-dihydropyridin-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-1-(thiophen-2-yl)cyclopentanecarboxamide
CAS 1903389-04-7C18H18N4O3S
- N-[4-[(4-Amino-2-methylquinolin-6-yl)sulfamoyl]phenyl]acetamide6269-74-5C18H18N4O3S
- 2-[[5-(2-Methoxyphenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl]thio]acetamide483283-18-7C18H18N4O3S
- 4-Methyl-3-[(2-methylphenoxy)methyl]-5-[(4-nitrophenyl)methylsulfanyl]-1,2,4-triazole693233-42-0C18H18N4O3S
- 4-{[4-Amino-5-(3-ethoxyphenyl)-1,2,4-triazol-3-ylthio]methyl}benzoic acid760181-25-7C18H18N4O3S
- 11-Methyl-5-[2-(3-nitrophenyl)ethenyl]-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7)-dien-3-one5679-38-9C18H18N4O3S
- N-(2-Hydroxyphenyl)-2-[[5-(3-methoxyphenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetamide915905-88-3C18H18N4O3S
- N-(2-Hydroxyphenyl)-2-[[5-(2-methoxyphenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetamide879064-71-8C18H18N4O3S
- N-(3-Hydroxyphenyl)-2-{[4-methyl-5-(phenoxymethyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide906215-54-1C18H18N4O3S
- 4-[(E)-(5-Amino-1,2-dihydroacenaphthylen-4-yl)diazenyl]benzene-1-sulfonic acid--ammonia (1/1)7495-02-5C18H18N4O3S
- N-[4-(3-Methoxyphenyl)-4-methyl-2,5-dioxoimidazolidin-1-yl]-N'-phenylthiourea1134705-61-5C18H18N4O3S
- 5-{6-[(4-Methoxyphenyl)amino]pyridazin-3-yl}-2-methylbenzenesulfonamide1015848-78-8C18H18N4O3S
- N-(3-(1H-Pyrazol-3-yl)phenyl)-4-(N,N-dimethylsulfamoyl)benzamide1207023-43-5C18H18N4O3S
- N-Cyclopentyl-3-methyl-6-(3-nitrophenyl)imidazo[2,1-b]thiazole-2-carboxamide852135-63-8C18H18N4O3S
- 3-Methyl-N-phenyl-5-(N-(p-tolyl)sulfamoyl)-1H-pyrazole-4-carboxamide1301767-44-1C18H18N4O3S
- 2-{6-Cyclopropyl-5,7-dioxo-4H,5H,6H,7H-[1,2]thiazolo[4,3-d]pyrimidin-4-yl}-N-(3,5-dimethylphenyl)acetamide1251676-69-3C18H18N4O3S
- 1-(7-Tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-one1270019-64-1C18H18N4O3S
- 1-((1R,5S)-8-(Benzo[c][1,2,5]thiadiazole-5-carbonyl)-8-azabicyclo[3.2.1]octan-3-yl)pyrrolidine-2,5-dione2058513-65-6C18H18N4O3S
- N-(2-(2,4-Dioxo-1,2-dihydropyrido[2,3-d]pyrimidin-3(4H)-yl)ethyl)-3-(phenylthio)propanamide2034271-25-3C18H18N4O3S
- N-{2-[4-(Pyridin-4-yl)-1H-pyrazol-1-yl]ethyl}-2,3-dihydro-1-benzofuran-5-sulfonamide2034323-39-0C18H18N4O3S
- 3-{2-Oxo-2-[5-(1,3-thiazol-2-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]ethyl}-2,3-dihydro-1,3-benzoxazol-2-one2549005-23-2C18H18N4O3S
- Butanoic acid, 4-oxo-4-[[[[4-(2-phenyldiazenyl)phenyl]amino]thioxomethyl]amino]-, methyl ester875195-55-4C18H18N4O3S
- N-(1H-1,3-Benzodiazol-2-yl)-2-(N-methyl-2-phenylethenesulfonamido)acetamide873891-36-2C18H18N4O3S
- 2-Cyano-3-[4-(dimethylamino)phenyl]-N-(4-sulfamoylphenyl)prop-2-enamide891638-37-2C18H18N4O3S
- N-[6-(5-Methoxy-3-pyridinyl)-2-benzothiazolyl]-4-morpholinecarboxamide1244057-13-3C18H18N4O3S
- 2,3-Dimethoxy-N-(1-{thieno[3,2-d]pyrimidin-4-yl}azetidin-3-yl)benzamide2380083-82-7C18H18N4O3S
- 2-(2-Methoxyphenoxy)-N-(1-{thieno[3,2-d]pyrimidin-4-yl}azetidin-3-yl)acetamide2380191-59-1C18H18N4O3S
- N'-{2-Hydroxy-2-[4-(1H-pyrazol-1-yl)phenyl]ethyl}-N-[(thiophen-2-yl)methyl]ethanediamide2415582-71-5C18H18N4O3S
- N-[5-(Dimethylcarbamoyl)-4-methyl-1,3-thiazol-2-yl]-6-methoxyquinoline-4-carboxamide2415582-52-2C18H18N4O3S
- N-{[5-(1-Methyl-1H-pyrazol-5-yl)furan-2-yl]methyl}-N'-[2-(methylsulfanyl)phenyl]ethanediamide2415489-17-5C18H18N4O3S
- 5-Amino-8-[(4-amino-2,5-dimethylphenyl)diazenyl]naphthalene-2-sulfonic acid1184957-98-9C18H18N4O3S
- 4-[3-(4-Ethoxyphenyl)-5,6-dihydro-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-yl]-2-methoxyphenol681458-69-5C18H18N4O3S
- 2-{4-[(5-Methoxypyrimidin-2-yl)oxy]piperidine-1-carbonyl}-1,3-benzothiazole2548996-99-0C18H18N4O3S
- tert-Butyl N-[5-cyano-3-(phenylcarbamoyl)-6-sulfanylpyridin-2-yl]carbamate2413905-23-2C18H18N4O3S
- N-(3,4-Dimethylphenyl)-2-[(E)-furan-2-ylmethylidenehydrazinylidene]-4-oxo-1,3-thiazinane-6-carboxamide374912-03-5C18H18N4O3S
- (2E)-N-(3,4-Dimethylphenyl)-2-[(Z)-furan-2-ylmethylidenehydrazinylidene]-4-oxo-1,3-thiazinane-6-carboxamideC18H18N4O3S
Frequently asked questions
What is the molar mass of C18H18N4O3S?
The molar mass of C18H18N4O3S is 370.43 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 370.1100 Da.
How many compounds have the formula C18H18N4O3S?
CompoundList lists 259 compounds with the molecular formula C18H18N4O3S, including Benzo[d]thiazol-6-yl(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone, Benzo[d]thiazol-2-yl(3-((6-methoxypyrazin-2-yl)oxy)piperidin-1-yl)methanone, 1-(1-((4-(m-Tolyloxy)phenyl)sulfonyl)azetidin-3-yl)-1H-1,2,3-triazole. 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 C18H18N4O3S?
C18H18N4O3S 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.