C18H20N4O3S
241 compounds have this formula on CompoundList.
- Molar mass
- 372.44g/mol
- Monoisotopic mass
- 372.1256Da
- Atoms
- 46
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H20N4O3S describes a molecule made of 18 carbon atoms, 20 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 × 1858.05%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 205.41%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 415.04%14.007 × 4 = 56.028 g/mol
- O Oxygen × 312.89%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.61%32.06 × 1 = 32.060 g/mol
Compounds with the formula C18H20N4O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 241 of 241 compounds
![2-[(4,5-Dimethyl-1,3-oxazol-2-yl)sulfanyl]-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)acetamide chemical structure, C18H20N4O3S, CAS 892695-30-6](/s/QPXTYJHRYSCLML-UHFFFAOYSA-N.svg)
![Urea, N-[4-(2-phenyldiazenyl)phenyl]-N'-[(tetrahydro-1,1-dioxido-3-thienyl)methyl]- chemical structure, C18H20N4O3S, CAS 1049135-04-7](/s/RTOOTBNIZFSVPE-UHFFFAOYSA-N.svg)
![N-(3-Acetylphenyl)-2-[6-oxo-3-(thiomorpholin-4-yl)pyridazin-1(6H)-yl]acetamide chemical structure, C18H20N4O3S, CAS 1324094-50-9](/s/CTLRECHCOIRIAT-UHFFFAOYSA-N.svg)
![N-[2-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-(thiophen-3-yl)ethyl]-N'-[(furan-2-yl)methyl]ethanediamide chemical structure, C18H20N4O3S, CAS 2097898-93-4](/s/FPPIFJUSHDWJTA-UHFFFAOYSA-N.svg)
![2-tert-Butyl-N-(4-methanesulfonylphenyl)imidazo[1,2-b]pyridazine-6-carboxamide chemical structure, C18H20N4O3S, CAS 2549024-96-4](/s/QZDMGFUZVFZDJL-UHFFFAOYSA-N.svg)
![2-{1-[(3,5-Dimethyl-1,2-oxazol-4-yl)sulfonyl]piperidin-4-yl}-1,8-naphthyridine chemical structure, C18H20N4O3S, CAS 2640951-38-6](/s/VEBJXLUXMXFLSQ-UHFFFAOYSA-N.svg)
![Urea, N-[4-(2-phenyldiazenyl)phenyl]-N'-(tetrahydro-3-methyl-1,1-dioxido-3-thienyl)- chemical structure, C18H20N4O3S, CAS 507454-70-8](/s/HSLPSUYZJSUFGI-UHFFFAOYSA-N.svg)
![1-Phenyl-5-[[(3R)-3-(phenylmethoxy)butyl]sulfonyl]-1H-tetrazole chemical structure, C18H20N4O3S, CAS 749261-55-0](/s/GFZIZBWEEGXBOD-OAHLLOKOSA-N.svg)
![4-Thiomorpholineacetamide, N-[4-(2-phenyldiazenyl)phenyl]-, 1,1-dioxide chemical structure, C18H20N4O3S, CAS 1390863-91-8](/s/AMFVCKMGDRTWTO-UHFFFAOYSA-N.svg)
![5-(Ethylsulfonyl)-3-[2-(4-morpholinyl)-4-pyridinyl]-1H-indazole chemical structure, C18H20N4O3S, CAS 1627193-95-6](/s/RJHJKXUJRCGDEU-UHFFFAOYSA-N.svg)
![4-[(4-{[(6-Methylpyridazin-3-yl)oxy]methyl}piperidin-1-yl)sulfonyl]benzonitrile chemical structure, C18H20N4O3S, CAS 2380008-71-7](/s/VPMOPRMNVQHUCN-UHFFFAOYSA-N.svg)
![4-[(3-{[(5-Methylpyrimidin-2-yl)oxy]methyl}piperidin-1-yl)sulfonyl]benzonitrile chemical structure, C18H20N4O3S, CAS 2380067-46-7](/s/QZDHNQCUDFGMBO-UHFFFAOYSA-N.svg)
![4-Methoxy-2-methyl-N-{[1-methyl-3-(pyridin-4-yl)-1H-pyrazol-5-yl]methyl}benzene-1-sulfonamide chemical structure, C18H20N4O3S, CAS 2310124-12-8](/s/QZZKKHJKUAKAIF-UHFFFAOYSA-N.svg)
![4-Methoxy-2-methyl-N-{[1-methyl-3-(pyridin-2-yl)-1H-pyrazol-5-yl]methyl}benzene-1-sulfonamide chemical structure, C18H20N4O3S, CAS 2320465-09-4](/s/OOAGNWIMFOUNQN-UHFFFAOYSA-N.svg)
![3-({[3-(1H-Pyrazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]sulfonyl}methyl)-1,2-benzoxazole chemical structure, C18H20N4O3S, CAS 2309551-77-5](/s/WVRWPWHLVJHGCU-UHFFFAOYSA-N.svg)
![2-({4-[(5-Ethylpyrimidin-2-yl)oxy]piperidin-1-yl}sulfonyl)benzonitrile chemical structure, C18H20N4O3S, CAS 2380171-72-0](/s/DGXQJWYMIRQELC-UHFFFAOYSA-N.svg)
![3-(4-{[(6-Methylpyridazin-3-yl)oxy]methyl}piperidin-1-yl)-1lambda6,2-benzothiazole-1,1-dione chemical structure, C18H20N4O3S, CAS 2415585-48-5](/s/FDIBIKFLKKNYNL-UHFFFAOYSA-N.svg)
![6,7-Dimethyl-3-{2-oxo-2-[3-(pyridin-4-yloxy)azetidin-1-yl]ethyl}-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidin-5-one chemical structure, C18H20N4O3S, CAS 2415631-36-4](/s/UOUHRCXPOIPCTD-UHFFFAOYSA-N.svg)
- 2-[5-(2,3-Dihydro-1-benzofuran-5-sulfonyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyrazine2415563-63-0C18H20N4O3S
- 3-[2-[(2-Methyl-1,3-oxazol-4-yl)methyl]-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrol-5-yl]-1,2-benzothiazole 1,1-dioxide2742042-54-0C18H20N4O3S
- 3-[2-[(5-Methyl-1,2-oxazol-3-yl)methyl]-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrol-5-yl]-1,2-benzothiazole 1,1-dioxide2742059-54-5C18H20N4O3S
- 2-Pyrrolidinecarboxamide, 1-(methylsulfonyl)-N-[4-(2-phenyldiazenyl)phenyl]-1236294-92-0C18H20N4O3S
- 2,2'-({2-[(E)-(4-Methoxy-1,3-benzothiazol-2-yl)diazenyl]phenyl}azanediyl)di(ethan-1-ol)88291-48-9C18H20N4O3S
- 5-(Methylsulfonyl)-1-(6-(piperidin-4-yloxy)pyrimidin-4-yl)-1H-indole1361294-71-4C18H20N4O3S
- 7-[4-(Methylsulfonyl)phenyl]-2-(4-piperidinyloxy)-5H-pyrrolo[2,3-b]pyrazine1792188-34-1C18H20N4O3S
- 2-Methyl-4-[4-({3-[(2-methyl-1H-imidazol-1-yl)methyl]azetidin-1-yl}sulfonyl)phenyl]-1,3-oxazole2640978-51-2C18H20N4O3S
- 4-Cyclopropaneamido-N-[(oxolan-2-yl)methyl]-3-(pyridin-2-yl)-1,2-thiazole-5-carboxamide2415518-69-1C18H20N4O3S
- 6,7-Dimethoxy-4-[4-(1,3-thiazol-2-yloxy)piperidin-1-yl]quinazoline2742061-59-0C18H20N4O3S
- 3-({3-[4-(Methylsulfanyl)phenyl]-1,2,4-oxadiazol-5-yl}methyl)-1,3-diazaspiro[4.5]decane-2,4-dione2742028-98-2C18H20N4O3S
- 1-(4-Methanesulfonylphenyl)-4-{pyrazolo[1,5-a]pyrimidin-5-yloxy}piperidine2770587-53-4C18H20N4O3S
- 5-[4-(Benzyloxy)butanesulfonyl]-1-phenyl-1H-1,2,3,4-tetrazole1448513-29-8C18H20N4O3S
- 4,7-Dimethoxy-2-{3-[(pyrazin-2-yloxy)methyl]pyrrolidin-1-yl}-1,3-benzothiazole2770610-22-3C18H20N4O3S
- 4-{4-[(1,2-Benzoxazol-3-yl)methyl]piperazin-1-yl}benzene-1-sulfonamide3054595-47-7C18H20N4O3S
- 4-(2-{4H,5H,6H,7H-Thieno[3,2-c]pyridine-5-carbonyl}morpholin-4-yl)pyridine-2-carboxamide3054612-60-8C18H20N4O3S
- (7S,9aR)-2-(1-Methyl-1H-pyrrole-2-carbonyl)-7-(thiophen-2-ylmethyl)hexahydro-2H-pyrazino[1,2-a]pyrazine-6,9-dione1212677-35-4C18H20N4O3S
Frequently asked questions
What is the molar mass of C18H20N4O3S?
The molar mass of C18H20N4O3S is 372.44 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 372.1256 Da.
How many compounds have the formula C18H20N4O3S?
CompoundList lists 241 compounds with the molecular formula C18H20N4O3S, including N'-(4,7-Dimethoxy-1,3-benzothiazol-2-yl)-4-(dimethylamino)benzohydrazide, 2-[(4,5-Dimethyl-1,3-oxazol-2-yl)sulfanyl]-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)acetamide, 4-(5-Methyl-1,3-dioxoisoindol-2-yl)-N-(5-propyl-1,3,4-thiadiazol-2-yl)butanamide. 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 C18H20N4O3S?
C18H20N4O3S 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.