Molecular formula
C18H20N2O3S2
65 compounds have this formula on CompoundList.
- Molar mass
- 376.49g/mol
- Monoisotopic mass
- 376.0915Da
- Atoms
- 45
- Elements
- 5
- Rings plus double bonds
- 10
The formula C18H20N2O3S2 describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. 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 × 1857.42%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 205.35%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 27.44%14.007 × 2 = 28.014 g/mol
- O Oxygen × 312.75%15.999 × 3 = 47.997 g/mol
- S Sulfur × 217.03%32.06 × 2 = 64.120 g/mol
Look up another formula
Compounds with the formula C18H20N2O3S2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 65 of 65 compounds
![Ethyl 2-{[(4-methoxyanilino)carbothioyl]amino}-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate chemical structure, C18H20N2O3S2, CAS 325995-04-8](/s/MTNMIOBIYYKJIS-UHFFFAOYSA-N.svg)
Ethyl 2-{[(4-methoxyanilino)carbothioyl]amino}-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
CAS 325995-04-8C18H20N2O3S2
(Z)-5-Benzylidene-3-(4-morpholino-4-oxobutyl)-2-thioxothiazolidin-4-one
CAS 300378-13-6C18H20N2O3S2
![3-(2-Methoxyethyl)-6-methyl-2-((2-oxo-2-phenylethyl)thio)-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C18H20N2O3S2, CAS 851410-43-0](/s/XLYQFJASWDCIAH-UHFFFAOYSA-N.svg)
3-(2-Methoxyethyl)-6-methyl-2-((2-oxo-2-phenylethyl)thio)-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one
CAS 851410-43-0C18H20N2O3S2
Fanetizole mesylate
CAS 79069-95-7C18H20N2O3S2
![2-Methylsulfanyl-N-[4-(pyrrolidine-1-sulfonyl)-phenyl]-benzamide chemical structure, C18H20N2O3S2, CAS 447409-30-5](/s/RBWMSNJKOSIOQE-UHFFFAOYSA-N.svg)
2-Methylsulfanyl-N-[4-(pyrrolidine-1-sulfonyl)-phenyl]-benzamide
CAS 447409-30-5C18H20N2O3S2
Methyl 2-ethyl-7-methyl-5-(4-(methylsulfanyl)phenyl)-3-oxo-2,3-dihydro-5H-(1,3)thiazolo(3,2-A)pyrimidine-6-carboxylate
CAS 618075-65-3C18H20N2O3S2
(E)-5-(4-Methylbenzylidene)-3-(3-morpholino-3-oxopropyl)-2-thioxothiazolidin-4-one
CAS 299952-68-4C18H20N2O3S2
![1-(4-Methoxyphenyl)sulfonyl-2-[(3-methylphenyl)methylsulfanyl]-4,5-dihydroimidazole chemical structure, C18H20N2O3S2, CAS 868217-71-4](/s/FFBHSGJBFAGKDM-UHFFFAOYSA-N.svg)
1-(4-Methoxyphenyl)sulfonyl-2-[(3-methylphenyl)methylsulfanyl]-4,5-dihydroimidazole
CAS 868217-71-4C18H20N2O3S2
![1-[3-(Dimethylamino)propyl]-3-hydroxy-5-(2-thienyl)-4-(2-thienylcarbonyl)-3-py rrolin-2-one chemical structure, C18H20N2O3S2, CAS 430468-54-5](/s/UPMXZKWLZAWDRK-UHFFFAOYSA-N.svg)
1-[3-(Dimethylamino)propyl]-3-hydroxy-5-(2-thienyl)-4-(2-thienylcarbonyl)-3-py rrolin-2-one
CAS 430468-54-5C18H20N2O3S2
(4-Methoxyphenyl)(4-(phenylsulfonyl)piperazin-1-yl)methanethione
CAS 868153-17-7C18H20N2O3S2
![N-[3-(Morpholin-4-ylcarbonyl)-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]thiophene-2-carboxamide chemical structure, C18H20N2O3S2, CAS 301321-92-6](/s/UPGDQYJCIIKXIA-UHFFFAOYSA-N.svg)
N-[3-(Morpholin-4-ylcarbonyl)-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]thiophene-2-carboxamide
CAS 301321-92-6C18H20N2O3S2
4-(1,1-Dioxido-1,2-thiazinan-2-yl)-N-(2-(methylthio)phenyl)benzamide
CAS 899952-84-2C18H20N2O3S2
![Ethyl 4,5-dimethyl-2-{[(phenylacetyl)carbamothioyl]amino}thiophene-3-carboxylate chemical structure, C18H20N2O3S2, CAS 268733-40-0](/s/WGIAEXDJECIQKY-UHFFFAOYSA-N.svg)
Ethyl 4,5-dimethyl-2-{[(phenylacetyl)carbamothioyl]amino}thiophene-3-carboxylate
CAS 268733-40-0C18H20N2O3S2
Aphepds
CAS 144909-58-0C18H20N2O3S2
N-Benzyl-N-(1,1-dioxo-1lambda6-thiolan-3-yl)-2-(methylsulfanyl)pyridine-3-carboxamide
CAS 873687-73-1C18H20N2O3S2
![5-[(Cyclopentylamino)sulfonyl]indolinyl 2-thienyl ketone chemical structure, C18H20N2O3S2, CAS 898657-35-7](/s/FJPXRESXFMAFMB-UHFFFAOYSA-N.svg)
5-[(Cyclopentylamino)sulfonyl]indolinyl 2-thienyl ketone
CAS 898657-35-7C18H20N2O3S2
2-(N'-Acetylphenylalanyl)hydroxyethyl 2'-pyridyl disulfide
CAS 120484-56-2C18H20N2O3S2
4-(1,1-Dioxido-1,2-thiazinan-2-yl)-N-(3-(methylthio)phenyl)benzamide
CAS 941932-79-2C18H20N2O3S2
N-(2-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-5-methylthiophene-2-sulfonamide
CAS 955746-52-8C18H20N2O3S2
N-(1-(Cyclopentanecarbonyl)indolin-6-yl)thiophene-2-sulfonamide
CAS 1021208-66-1C18H20N2O3S2
![3-[2-(3,4-Dimethoxyphenyl)ethyl]-6-ethyl-2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one chemical structure, C18H20N2O3S2, CAS 588682-61-5](/s/XOEHWRNANCATGT-UHFFFAOYSA-N.svg)
3-[2-(3,4-Dimethoxyphenyl)ethyl]-6-ethyl-2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one
CAS 588682-61-5C18H20N2O3S2
![Ethyl 4,5-dimethyl-2-[(4-methylbenzoyl)carbamothioylamino]thiophene-3-carboxylate chemical structure, C18H20N2O3S2, CAS 316125-41-4](/s/COBLKDYNXSLBDL-UHFFFAOYSA-N.svg)
Ethyl 4,5-dimethyl-2-[(4-methylbenzoyl)carbamothioylamino]thiophene-3-carboxylate
CAS 316125-41-4C18H20N2O3S2
![Propan-2-yl 7-methyl-5-(4-methylsulfanylphenyl)-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate chemical structure, C18H20N2O3S2, CAS 663206-38-0](/s/DXZFPBUISCSXPV-UHFFFAOYSA-N.svg)
Propan-2-yl 7-methyl-5-(4-methylsulfanylphenyl)-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
CAS 663206-38-0C18H20N2O3S2
(Z)-3-(5-((1-Ethyl-1,2,3,4-tetrahydroquinolin-6-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)propanoic acid
CAS 924838-93-7C18H20N2O3S2
- (5Z)-5-[(4-Ethoxyphenyl)methylidene]-3-(2-oxo-2-pyrrolidin-1-ylethyl)-2-sulfanylidene-1,3-thiazolidin-4-one333435-62-4C18H20N2O3S2
- 1-((4-Methoxyphenyl)sulfonyl)-2-((2-methylbenzyl)thio)-4,5-dihydro-1H-imidazole868217-23-6C18H20N2O3S2
- Ethyl 2,7-dimethyl-5-(4-methylsulfanylphenyl)-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate620551-48-6C18H20N2O3S2
- 1-((4-Methoxyphenyl)sulfonyl)-2-((1-phenylethyl)thio)-4,5-dihydro-1H-imidazole868216-99-3C18H20N2O3S2
- Ethyl 2-[(3-benzyl-6-methyl-4-oxo-6,7-dihydrothieno[3,2-d]pyrimidin-2-yl)sulfanyl]acetate702665-86-9C18H20N2O3S2
- (Z)-5-(2-Methoxybenzylidene)-3-(3-oxo-3-(pyrrolidin-1-yl)propyl)-2-thioxothiazolidin-4-one681480-35-3C18H20N2O3S2
- Ethyl 2-[(2-methoxyphenyl)carbamothioylamino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate375361-97-0C18H20N2O3S2
- N-(5,5-Dimethyl-7-oxo-4,6-dihydro-1,3-benzothiazol-2-yl)-2-methoxy-4-methylsulfanylbenzamide600137-79-9C18H20N2O3S2
- 5-Ethyl-4-[1-(phenylsulfonyl)ethyl]-1-(2-thienylmethyl)-1,3-dihydro-2H-imidazol-2-one439096-18-1C18H20N2O3S2
- Ethyl 2-[(4-oxo-3-phenyl-6,7-dihydrothieno[3,2-d]pyrimidin-2-yl)sulfanyl]butanoate686770-99-0C18H20N2O3S2
- (Z)-N-(6-(Methylsulfonyl)-3-(prop-2-yn-1-yl)benzo[d]thiazol-2(3H)-ylidene)cyclohexanecarboxamide865181-76-6C18H20N2O3S2
- [2-(Methylsulfanyl)phenyl][4-(phenylsulfonyl)piperazin-1-yl]methanone850379-66-7C18H20N2O3S2
- Methyl 2-((4-oxo-3-(p-tolyl)-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)butanoate686771-86-8C18H20N2O3S2
- N-(1-(Cyclopropanecarbonyl)indolin-6-yl)-5-ethylthiophene-2-sulfonamide1040637-94-2C18H20N2O3S2
- N-(5,5-Dimethyl-7-oxo-4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)thio)acetamide923102-82-3C18H20N2O3S2
- N-(4-(1,1-Dioxidoisothiazolidin-2-yl)phenyl)-2-(ethylthio)benzamide1207021-91-7C18H20N2O3S2
- N1-(2-cyclopropyl-2-hydroxy-2-(thiophen-2-yl)ethyl)-N2-(2-(methylthio)phenyl)oxalamide1396868-59-9C18H20N2O3S2
- Benzo[d][1,3]dioxol-5-yl(4-(((4-methylthiazol-2-yl)thio)methyl)piperidin-1-yl)methanone1421516-90-6C18H20N2O3S2
- 1-(4-Methoxyphenyl)sulfonyl-2-[(4-methylphenyl)methylsulfanyl]-4,5-dihydroimidazole868218-07-9C18H20N2O3S2
- Ethyl 2-methyl-2-((4-oxo-3-phenyl-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)propanoate686771-00-6C18H20N2O3S2
- Ethyl 2-((4-oxo-3-(p-tolyl)-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)propanoate686771-83-5C18H20N2O3S2
- 4-(4-Methylphenyl)sulfonyl-N-(2-methylpropyl)-2-thiophen-2-yl-1,3-oxazol-5-amine627833-66-3C18H20N2O3S2
- N-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-6-yl)-5-methylthiophene-2-sulfonamide946246-72-6C18H20N2O3S2
- 2,3-Dihydroindol-1-yl-(1-thiophen-2-ylsulfonylpiperidin-4-yl)methanone876540-22-6C18H20N2O3S2
- 5-Methyl-N'-(2-phenylethenesulfonyl)-4,5,6,7-tetrahydro-1-benzothiophene-2-carbohydrazide875327-94-9C18H20N2O3S2
- N-(3-Cyano-4,5-dimethylthiophen-2-yl)-2-[4-(propane-2-sulfonyl)phenyl]acetamide955799-69-6C18H20N2O3S2
- (Z)-N-(3-Ethyl-4-methoxy-7-methylbenzo[d]thiazol-2(3H)-ylidene)-4-methylbenzenesulfonamide955697-03-7C18H20N2O3S2
- N-(3-Cyano-4,5-dimethylthiophen-2-yl)-4-tosylbutanamide941878-72-4C18H20N2O3S2
- (2-(Methylthio)pyridin-3-yl)(2-((phenylsulfonyl)methyl)pyrrolidin-1-yl)methanone1448078-60-1C18H20N2O3S2
- 7-(Benzo[d][1,3]dioxol-5-yl)-N-(thiophen-2-ylmethyl)-1,4-thiazepane-4-carboxamide1705734-95-7C18H20N2O3S2
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-7-(thiophen-2-yl)-1,4-thiazepane-4-carboxamide1705219-96-0C18H20N2O3S2
- 3-(3,5-Dimethylisoxazol-4-yl)-N-(2-hydroxy-2,2-di(thiophen-2-yl)ethyl)propanamide2034633-57-1C18H20N2O3S2
- 1-(1,1-Dioxido-7-phenyl-1,4-thiazepan-4-yl)-2-(pyridin-4-ylthio)ethanone2034607-57-1C18H20N2O3S2
- N-(5-Hydroxy-3-(thiophen-3-yl)pentyl)quinoline-8-sulfonamide2034564-26-4C18H20N2O3S2
- N-(2-([2,3'-Bithiophen]-5-yl)-2-hydroxyethyl)-3-(3,5-dimethylisoxazol-4-yl)propanamide2177365-99-8C18H20N2O3S2
- N-(1,1-Dioxido-2,3-dihydrothiophen-3-yl)-2-{2-[4-(propan-2-yl)phenyl]-1,3-thiazol-4-yl}acetamide1010883-52-9C18H20N2O3S2
- N-(6-Ethoxy-1,3-benzothiazol-2-yl)-2,4,5-trimethylbenzene-1-sulfonamide2870957-84-7C18H20N2O3S2
- 1-Piperidinecarbothioic acid, S-[2-[(phenylsulfonyl)amino]phenyl] ester61381-58-6C18H20N2O3S2
- 4,5,7-Trimethyl-2-[(4-methylsulfonylphenyl)methylamino]-1,3-benzothiazol-6-ol120164-45-6C18H20N2O3S2
- N-{3-[(1,3-Benzothiazol-2-yl)methoxy]phenyl}-N-ethylethanesulfonamide111974-53-9C18H20N2O3S2
- 1-(4-(4-Hydroxythiophene-2-carbonyl)-3-methylpiperazin-1-yl)-2-methyl-3-(thiophen-2-yl)prop-2-en-1-one2871682-12-9C18H20N2O3S2
Frequently asked questions
What is the molar mass of C18H20N2O3S2?
The molar mass of C18H20N2O3S2 is 376.49 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 376.0915 Da.
How many compounds have the formula C18H20N2O3S2?
CompoundList lists 65 compounds with the molecular formula C18H20N2O3S2, including Ethyl 2-{[(4-methoxyanilino)carbothioyl]amino}-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate, (Z)-5-Benzylidene-3-(4-morpholino-4-oxobutyl)-2-thioxothiazolidin-4-one, 3-(2-Methoxyethyl)-6-methyl-2-((2-oxo-2-phenylethyl)thio)-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one. 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 C18H20N2O3S2?
C18H20N2O3S2 has a degree of unsaturation of 10. 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.