Molecular formula
C20H18N2O2S
156 compounds have this formula on CompoundList.
- Molar mass
- 350.44g/mol
- Monoisotopic mass
- 350.1089Da
- Atoms
- 43
- Elements
- 5
- Rings plus double bonds
- 13
The formula C20H18N2O2S describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 2 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 × 2068.55%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 185.18%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 27.99%14.007 × 2 = 28.014 g/mol
- O Oxygen × 29.13%15.999 × 2 = 31.998 g/mol
- S Sulfur × 19.15%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C20H18N2O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 156 compounds
Coumarin 6
CAS 38215-36-0C20H18N2O2S
![4-Methyl-5-{[(3-methylbenzoyl)oxy]ethanimidoyl}-2-phenyl-1,3-thiazole chemical structure, C20H18N2O2S, CAS 860649-88-3](/s/RHBWSRQRWUDTTE-PXLXIMEGSA-N.svg)
4-Methyl-5-{[(3-methylbenzoyl)oxy]ethanimidoyl}-2-phenyl-1,3-thiazole
CAS 860649-88-3C20H18N2O2S
5-Lox-IN-1
CAS 55040-82-9C20H18N2O2S
methanone chemical structure, C20H18N2O2S, CAS 339023-25-5](/s/VODCYJLLHGQGDF-UHFFFAOYSA-N.svg)
[5-Morpholino-4-(2-pyridinyl)-2-thienyl](phenyl)methanone
CAS 339023-25-5C20H18N2O2S
![N-[4-[(3,4-Dimethylbenzoyl)amino]phenyl]thiophene-2-carboxamide chemical structure, C20H18N2O2S, CAS 425657-98-3](/s/PATUXOSSDKVESS-UHFFFAOYSA-N.svg)
N-[4-[(3,4-Dimethylbenzoyl)amino]phenyl]thiophene-2-carboxamide
CAS 425657-98-3C20H18N2O2S
![{2-[(4-Methylphenyl)sulfanyl]-3-pyridinyl}methyl N-phenylcarbamate chemical structure, C20H18N2O2S, CAS 478031-15-1](/s/PSPQRICALTVYAW-UHFFFAOYSA-N.svg)
{2-[(4-Methylphenyl)sulfanyl]-3-pyridinyl}methyl N-phenylcarbamate
CAS 478031-15-1C20H18N2O2S
N-(Phenyl-P-tolylamino-methylene)-benzenesulfonamide
CAS 31789-53-4C20H18N2O2S
(E)-3-(4-Methoxyanilino)-1-(4-methyl-2-phenyl-1,3-thiazol-5-yl)-2-propen-1-one
CAS 1164514-31-1C20H18N2O2S
1-(4-Methoxyphenyl)-2-((6-(p-tolyl)pyridazin-3-yl)thio)ethanone
CAS 872694-72-9C20H18N2O2S
1-(4-Methoxyphenyl)-3-(4-phenoxyphenyl)thiourea
CAS 482592-23-4C20H18N2O2S
![N-[(3-Methoxyphenyl)methyl]-2-phenylsulfanylpyridine-3-carboxamide chemical structure, C20H18N2O2S, CAS 1007722-49-7](/s/QOMUFLVQRWDAFV-UHFFFAOYSA-N.svg)
N-[(3-Methoxyphenyl)methyl]-2-phenylsulfanylpyridine-3-carboxamide
CAS 1007722-49-7C20H18N2O2S
6-Benzylsulfanyl-4-(3-methoxyphenyl)-2-oxo-3,4-dihydro-1H-pyridine-5-carbonitrile
CAS 332051-30-6C20H18N2O2S
6-Methylsulfanyl-2-oxo-4-(4-phenylmethoxyphenyl)-3,4-dihydro-1H-pyridine-5-carbonitrile
CAS 5604-69-3C20H18N2O2S
![4,5-Dimethyl-2-[(4-phenylbenzoyl)amino]thiophene-3-carboxamide chemical structure, C20H18N2O2S, CAS 314284-11-2](/s/FZSAHLWFXVNXLL-UHFFFAOYSA-N.svg)
4,5-Dimethyl-2-[(4-phenylbenzoyl)amino]thiophene-3-carboxamide
CAS 314284-11-2C20H18N2O2S
4-((4-Methylbenzyl)oxy)-N'-(2-thienylmethylene)benzohydrazide
CAS 767309-81-9C20H18N2O2S
N-(9-Ethyl-9H-carbazol-3-yl)benzenesulfonamide
CAS 256385-57-6C20H18N2O2S
3-(2-Methoxy-phenyl)-2-(3-methyl-thiophen-2-yl)-2,3-dihydro-1H-quinazolin-4-one
CAS 444789-88-2C20H18N2O2S
![N-[3-[(3,4-Dimethylbenzoyl)amino]phenyl]thiophene-2-carboxamide chemical structure, C20H18N2O2S, CAS 431938-07-7](/s/FDISCZBTNIOXDA-UHFFFAOYSA-N.svg)
N-[3-[(3,4-Dimethylbenzoyl)amino]phenyl]thiophene-2-carboxamide
CAS 431938-07-7C20H18N2O2S
5-(Dimethylamino)-N-(4-ethynylphenyl)-1-naphthalenesulfonamide
CAS 1233957-19-1C20H18N2O2S
![1-Benzofuran-2-yl-[2-[(4-methylphenyl)methylsulfanyl]-4,5-dihydroimidazol-1-yl]methanone chemical structure, C20H18N2O2S, CAS 851805-52-2](/s/AULJFDBANDEURZ-UHFFFAOYSA-N.svg)
1-Benzofuran-2-yl-[2-[(4-methylphenyl)methylsulfanyl]-4,5-dihydroimidazol-1-yl]methanone
CAS 851805-52-2C20H18N2O2S
N-(3-Acetylphenyl)-2-((4-methylquinolin-2-yl)thio)acetamide
CAS 671198-90-6C20H18N2O2S
N-(5-Benzyl-1,3-thiazol-2-yl)-3,4-dihydro-2H-chromene-3-carboxamide
CAS 919018-15-8C20H18N2O2S
3-((2-Oxo-2-(p-tolyl)ethyl)thio)-1-(p-tolyl)pyrazin-2(1H)-one
CAS 946300-41-0C20H18N2O2S
(4E,5Z)-4-((4-Ethoxyphenyl)imino)-5-((E)-3-phenylallylidene)thiazolidin-2-one
CAS 465505-29-7C20H18N2O2S
- 2-[6-(4-Ethoxyphenyl)pyridazin-3-yl]sulfanyl-1-phenylethanone872689-23-1C20H18N2O2S
- 5-Phenyl-2-(2-(p-tolyl)acetamido)thiophene-3-carboxamide946228-30-4C20H18N2O2S
- N'-(Diphenylmethylene)-4-methylbenzenesulfonohydrazide4545-20-4C20H18N2O2S
- N-(4H-Chromeno[4,3-d]thiazol-2-yl)-2-(2,5-dimethylphenyl)acetamide921810-14-2C20H18N2O2S
- 6-Benzylsulfanyl-4-(2-methoxyphenyl)-2-oxo-3,4-dihydro-1H-pyridine-5-carbonitrile330557-70-5C20H18N2O2S
- 4-Acetyl-N-[4-(2,4-dimethylphenyl)-1,3-thiazol-2-yl]benzamide312605-37-1C20H18N2O2S
- RefChem:3812745926-58-9C20H18N2O2S
- N-(6-Methoxy-3-prop-2-ynyl-1,3-benzothiazol-2-ylidene)-3,4-dimethylbenzamide1006011-30-8C20H18N2O2S
- 3-Amino-2-benzoyl-7,7-dimethyl-7,8-dihydrothieno[2,3-b]quinolin-5(6H)-one308290-48-4C20H18N2O2S
- N-[2-(1H-Indol-3-yl)ethyl]naphthalene-2-sulfonamide372109-24-5C20H18N2O2S
- Ethyl 2-(4,6-diphenylpyrimidin-2-yl)sulfanylacetate6147-80-4C20H18N2O2S
- 2-(Benzoylamino)-5-benzyl-4-methyl-3-thiophenecarboxamide314284-22-5C20H18N2O2S
- N-[2-[(2,3-Dimethylphenyl)carbamoyl]phenyl]thiophene-2-carboxamide355403-05-3C20H18N2O2S
- Ethyl 4-[(3-methylphenyl)sulfanyl]-2-phenyl-5-pyrimidinecarboxylate477854-58-3C20H18N2O2S
- 2-(2-Naphthamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide462601-68-9C20H18N2O2S
- Naphthyl 4-(2-thienylcarbonyl)piperazinyl ketone333757-76-9C20H18N2O2S
- Ethyl 4-[(4-methylphenyl)sulfanyl]-2-phenyl-5-pyrimidinecarboxylate477854-52-7C20H18N2O2S
- 2-(Naphthalene-1-carbonylamino)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide313662-66-7C20H18N2O2S
- 2-(3,4-Dimethoxyphenyl)-4-(1H-indol-3-yl)-5-methyl-1,3-thiazole428860-22-4C20H18N2O2S
- N-(8H-Indeno[1,2-d]thiazol-2-yl)-2-(4-methoxy-3-methylphenyl)acetamide955825-75-9C20H18N2O2S
- (2E,5Z)-2-[(2-Methylphenyl)imino]-5-[4-(prop-2-en-1-yloxy)benzylidene]-1,3-thiazolidin-4-one641998-84-7C20H18N2O2S
- (4E)-5-Methyl-2-phenyl-4-[[3-(thietan-3-yloxy)phenyl]methylidene]pyrazol-3-one6140-42-7C20H18N2O2S
- Pbk-IN-91338540-55-8C20H18N2O2S
- 2-Phenoxy-N-(4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)benzamide524677-23-4C20H18N2O2S
- [2-(Phenylsulfanyl)-3-pyridinyl]methyl N-(2-methylphenyl)carbamate339278-64-7C20H18N2O2S
- 5-Methyl-2-[(4-methylbenzoyl)amino]-4-phenylthiophene-3-carboxamide445029-70-9C20H18N2O2S
- N-(5-Benzoyl-4-phenylthiazol-2-yl)isobutyramide312605-56-4C20H18N2O2S
- N-(4,5-Dihydronaphtho[1,2-d]thiazol-2-yl)-4-ethoxybenzamide391229-66-6C20H18N2O2S
- 3-Oxo-3-(2-phenyl-1,3-thiazol-5-yl)propanal O-(4-methylbenzyl)oxime338414-40-7C20H18N2O2S
- 1-(5-(2-Methoxynaphthalen-1-yl)-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)ethanone931668-96-1C20H18N2O2S
- (E)-3-(4-Methoxyphenyl)-N-(5-methyl-4-phenyl-1,3-thiazol-2-yl)prop-2-enamide353768-39-5C20H18N2O2S
- N-(5,5-Dimethyl-7-oxo-4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)-1-naphthamide391225-46-0C20H18N2O2S
- N-[2-(1-Phenylethylcarbamoyl)phenyl]thiophene-2-carboxamide847589-98-4C20H18N2O2S
- 1-(2-Thiophen-2-ylethyl)-3-(9H-xanthen-9-yl)urea893777-56-5C20H18N2O2S
- 2-((6-(3-Methoxyphenyl)pyridazin-3-yl)thio)-1-(p-tolyl)ethanone896048-85-4C20H18N2O2S
- 2-(4-Ethoxyphenyl)-N-(8H-indeno[1,2-d]thiazol-2-yl)acetamide923371-95-3C20H18N2O2S
- N-[3-[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]phenyl]cyclopropanecarboxamide924389-31-1C20H18N2O2S
- 3-Ethoxy-N-(naphthalen-1-ylcarbamothioyl)benzamide364616-91-1C20H18N2O2S
- 5,6-Dimethyl-1-(7-methylnaphthalen-2-yl)sulfonylbenzimidazole625409-41-8C20H18N2O2S
- 2-Acetamido-N-naphthalen-1-yl-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide321529-85-5C20H18N2O2S
- 2-(4,6-Dimethylpyrimidin-2-yl)sulfanyl-1-(4-phenoxyphenyl)ethanone694515-64-5C20H18N2O2S
- N-Benzyl-2-[(2-thiophen-2-ylacetyl)amino]benzamide838891-47-7C20H18N2O2S
- N-[4-[(4-Ethylbenzoyl)amino]phenyl]thiophene-2-carboxamide842115-94-0C20H18N2O2S
- N-[(2-Methyl-1H-indol-5-yl)methyl]naphthalene-2-sulfonamide852138-85-3C20H18N2O2S
- 3-(4-Methoxyanilino)-1-(4-methyl-2-phenyl-1,3-thiazol-5-yl)prop-2-en-1-one478041-03-1C20H18N2O2S
- (2Z)-2-(2-Butoxybenzylidene)[1,3]thiazolo[3,2-a]benzimidazol-3(2H)-one362002-80-0C20H18N2O2S
- 5-[2-(4-Ethoxyphenyl)-1,3-thiazol-4-yl]-1-methyl-2,3-dihydro-1H-indol-2-one940749-55-3C20H18N2O2S
- 1-((5-Benzoylthiophen-2-yl)methyl)-3-(o-tolyl)urea1797245-90-9C20H18N2O2S
- N-(Furan-2-ylmethyl)-N-(2-(thiophen-2-yl)ethyl)-1H-indole-2-carboxamide1797792-89-2C20H18N2O2S
- (E)-5-(4-(Allyloxy)benzylidene)-2-(p-tolylamino)thiazol-4(5H)-one444284-11-1C20H18N2O2S
- N-{2-[(E)-Benzylideneamino]phenyl}-4-methylbenzene-1-sulfonamide5358-10-1C20H18N2O2S
- N-[(3-Methoxyphenyl)carbamothioyl]-2-naphthalen-1-ylacetamide642994-58-9C20H18N2O2S
- 2-(3-Methylphenoxy)-N-(naphthalen-1-ylcarbamothioyl)acetamide445411-50-7C20H18N2O2S
- 5-(1,3-Benzothiazol-2-yl)-2-(3-methylbutyl)isoindole-1,3-dione666711-12-2C20H18N2O2S
- 3-Methoxy-N-[(4-methylphenyl)carbamothioyl]naphthalene-2-carboxamide364597-05-7C20H18N2O2S
- N-[3-(Benzylcarbamoyl)phenyl]-5-methylthiophene-3-carboxamide717867-86-2C20H18N2O2S
- 4,5-Dimethyl-2-[[(E)-3-naphthalen-1-ylprop-2-enoyl]amino]thiophene-3-carboxamide433306-40-2C20H18N2O2S
- 2-(Methylthio)-N-(4-(p-tolyloxy)phenyl)nicotinamide756842-73-6C20H18N2O2S
- 2-(Methylthio)-N-(4-(m-tolyloxy)phenyl)nicotinamide851171-98-7C20H18N2O2S
- 2H-1,4-Benzoxazin-3(4H)-one, 4-ethyl-6-(2-(phenylmethyl)-4-thiazolyl)-114566-53-9C20H18N2O2S
- 1-Benzofuran-2-yl-[2-[(2-methylphenyl)methylsulfanyl]-4,5-dihydroimidazol-1-yl]methanone851801-44-0C20H18N2O2S
- N-(4,5-Dihydronaphtho[1,2-d]thiazol-2-yl)-3-phenoxypropanamide392249-60-4C20H18N2O2S
- 3-Benzamido-N-[(4-methylphenyl)methyl]thiophene-2-carboxamide439120-53-3C20H18N2O2S
- 2-(Ethylsulfonyl)-1-(naphthalen-1-ylmethyl)-1H-benzo[d]imidazole886924-35-2C20H18N2O2S
- 3-(Benzo[d][1,3]dioxol-5-yl)-6-((2,5-dimethylbenzyl)thio)pyridazine922943-61-1C20H18N2O2S
- 1-(Indolin-1-yl)-2-((5-methoxyisoquinolin-1-yl)thio)ethanone1203354-76-0C20H18N2O2S
- N-((1-Methyl-1H-pyrrol-2-yl)methyl)-N-(thiophen-2-ylmethyl)benzofuran-2-carboxamide1251706-16-7C20H18N2O2S
- (2E)-3-[(Benzyloxy)amino]-1-(4-methyl-2-phenyl-1,3-thiazol-5-yl)prop-2-en-1-one1823194-63-3C20H18N2O2S
- 7-Benzhydryl-8-hydroxy-3,4-dihydropyrimido[2,1-b][1,3]thiazin-6(2H)-one373617-45-9C20H18N2O2S
- N-(3-Amino-9H-fluoren-2-yl)-4-methylbenzenesulfonamide5459-88-1C20H18N2O2S
- N-(5-Ethyl-2-hydroxyphenyl)-N'-(1-naphthoyl)thiourea445412-59-9C20H18N2O2S
- 2-(4-Methoxyphenyl)-7-methyl-4-(methylthio)-5H-chromeno[2,3-d]pyrimidine866340-75-2C20H18N2O2S
- 2-(4-Ethylphenyl)-9-methoxy-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione866807-95-6C20H18N2O2S
- 2-(4-Ethoxyphenyl)-9-methyl-1,5-dihydrochromeno[2,3-d]pyrimidine-4-thione866842-91-3C20H18N2O2S
- (Z)-4-Acetyl-N-(3-allyl-4-methylbenzo[d]thiazol-2(3H)-ylidene)benzamide868376-22-1C20H18N2O2S
- N-(5-Acetyl-4-phenyl-1,3-thiazol-2-yl)-3-phenylpropanamide380445-75-0C20H18N2O2S
Frequently asked questions
What is the molar mass of C20H18N2O2S?
The molar mass of C20H18N2O2S is 350.44 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 350.1089 Da.
How many compounds have the formula C20H18N2O2S?
CompoundList lists 156 compounds with the molecular formula C20H18N2O2S, including Coumarin 6, 4-Methyl-5-{[(3-methylbenzoyl)oxy]ethanimidoyl}-2-phenyl-1,3-thiazole, 5-Lox-IN-1. 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 C20H18N2O2S?
C20H18N2O2S has a degree of unsaturation of 13. 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.