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 101 to 156 of 156 compounds
2-Methylsulfanyl-N-(4-phenylmethoxyphenyl)pyridine-3-carboxamide
CAS 795291-69-9C20H18N2O2S
![N-(4-Methoxybenzyl)-8-methyl-8H-thieno[2,3-b]indole-2-carboxamide chemical structure, C20H18N2O2S, CAS 860650-49-3](/s/YSSARJFUIRUSSZ-UHFFFAOYSA-N.svg)
N-(4-Methoxybenzyl)-8-methyl-8H-thieno[2,3-b]indole-2-carboxamide
CAS 860650-49-3C20H18N2O2S
N-(5-Acetyl-4-methyl-1,3-thiazol-2-yl)-4-benzylbenzamide
CAS 392248-32-7C20H18N2O2S
![4-Acetyl-N-[4-(4-ethylphenyl)-1,3-thiazol-2-yl]benzamide chemical structure, C20H18N2O2S, CAS 313683-73-7](/s/XHLTVLDWUVUCOT-UHFFFAOYSA-N.svg)
4-Acetyl-N-[4-(4-ethylphenyl)-1,3-thiazol-2-yl]benzamide
CAS 313683-73-7C20H18N2O2S
Benzofuran-2-yl(2-((3-methylbenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)methanone
CAS 851803-78-6C20H18N2O2S
4-Phenoxy-N-(4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)benzamide
CAS 324758-96-5C20H18N2O2S
N-(4-Methoxy-3-prop-2-ynyl-1,3-benzothiazol-2-ylidene)-3-phenylpropanamide
CAS 868674-71-9C20H18N2O2S
![9-Ethoxy-2-(p-tolyl)-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione chemical structure, C20H18N2O2S, CAS 899761-62-7](/s/UVNWDOSVFULGSC-UHFFFAOYSA-N.svg)
9-Ethoxy-2-(p-tolyl)-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione
CAS 899761-62-7C20H18N2O2S
1-Benzyl-N-(2-methylsulfanylphenyl)-2-oxopyridine-3-carboxamide
CAS 946353-21-5C20H18N2O2S
![N-Methyl-2-(naphthalene-1-carbonylamino)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide chemical structure, C20H18N2O2S, CAS 893099-06-4](/s/UFJBIAJLRFRYAT-UHFFFAOYSA-N.svg)
N-Methyl-2-(naphthalene-1-carbonylamino)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide
CAS 893099-06-4C20H18N2O2S
![N-(4H-Chromeno[4,3-d]thiazol-2-yl)-2-(2,4-dimethylphenyl)acetamide chemical structure, C20H18N2O2S, CAS 922598-66-1](/s/BUGZLUSMQNBEHW-UHFFFAOYSA-N.svg)
N-(4H-Chromeno[4,3-d]thiazol-2-yl)-2-(2,4-dimethylphenyl)acetamide
CAS 922598-66-1C20H18N2O2S
![1-(3,4-Dimethylphenyl)-3-[(2-oxo-2-phenylethyl)sulfanyl]-1,2-dihydropyrazin-2-one chemical structure, C20H18N2O2S, CAS 932540-03-9](/s/ZMZRWAOFNGGNRY-UHFFFAOYSA-N.svg)
1-(3,4-Dimethylphenyl)-3-[(2-oxo-2-phenylethyl)sulfanyl]-1,2-dihydropyrazin-2-one
CAS 932540-03-9C20H18N2O2S
![2-Hydroxy-N'-[(E)-(3-methylthiophen-2-yl)methylidene]-2,2-diphenylacetohydrazide chemical structure, C20H18N2O2S, CAS 333397-19-6](/s/CFGKCBPIVPKVJO-KGENOOAVSA-N.svg)
2-Hydroxy-N'-[(E)-(3-methylthiophen-2-yl)methylidene]-2,2-diphenylacetohydrazide
CAS 333397-19-6C20H18N2O2S
![5,6-Dimethyl-1-[(6-methylnaphthalen-2-yl)sulfonyl]-1H-1,3-benzodiazole chemical structure, C20H18N2O2S, CAS 873680-85-4](/s/NYPMCYNMMKDJFR-UHFFFAOYSA-N.svg)
5,6-Dimethyl-1-[(6-methylnaphthalen-2-yl)sulfonyl]-1H-1,3-benzodiazole
CAS 873680-85-4C20H18N2O2S
![2-(3-Ethoxyphenyl)-7-methyl-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione chemical structure, C20H18N2O2S, CAS 902940-77-6](/s/KZEPXIVEZSGBRK-UHFFFAOYSA-N.svg)
2-(3-Ethoxyphenyl)-7-methyl-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione
CAS 902940-77-6C20H18N2O2S
![2-(3-Ethoxyphenyl)-9-methyl-3H,4H,5H-chromeno[2,3-d]pyrimidine-4-thione chemical structure, C20H18N2O2S, CAS 902940-96-9](/s/PNUPTLORZHCUEA-UHFFFAOYSA-N.svg)
2-(3-Ethoxyphenyl)-9-methyl-3H,4H,5H-chromeno[2,3-d]pyrimidine-4-thione
CAS 902940-96-9C20H18N2O2S
![N-(4H-Chromeno[4,3-d]thiazol-2-yl)-2-(3,4-dimethylphenyl)acetamide chemical structure, C20H18N2O2S, CAS 921788-39-8](/s/JIVMCIPLEHMXLP-UHFFFAOYSA-N.svg)
N-(4H-Chromeno[4,3-d]thiazol-2-yl)-2-(3,4-dimethylphenyl)acetamide
CAS 921788-39-8C20H18N2O2S
4-Acetamido-N-(2-(thiophen-3-yl)benzyl)benzamide
CAS 1797871-49-8C20H18N2O2S
N-((1-Hydroxy-2,3-dihydro-1H-inden-1-yl)methyl)-2-phenylthiazole-4-carboxamide
CAS 1795442-79-3C20H18N2O2S
![N-(4-(2-(Cyclopropylamino)-2-oxoethyl)phenyl)benzo[b]thiophene-2-carboxamide chemical structure, C20H18N2O2S, CAS 2034408-71-2](/s/OOEKNTDPJJXCRA-UHFFFAOYSA-N.svg)
N-(4-(2-(Cyclopropylamino)-2-oxoethyl)phenyl)benzo[b]thiophene-2-carboxamide
CAS 2034408-71-2C20H18N2O2S
![N-(2-Acetyl-1,2,3,4-tetrahydroisoquinolin-7-yl)benzo[b]thiophene-2-carboxamide chemical structure, C20H18N2O2S, CAS 2034550-00-8](/s/SOJSDWRWPKMYHD-UHFFFAOYSA-N.svg)
N-(2-Acetyl-1,2,3,4-tetrahydroisoquinolin-7-yl)benzo[b]thiophene-2-carboxamide
CAS 2034550-00-8C20H18N2O2S
![N-(2-Hydroxy-2-(1-methyl-1H-indol-3-yl)ethyl)benzo[b]thiophene-2-carboxamide chemical structure, C20H18N2O2S, CAS 2034572-25-1](/s/BALXZJGNDUVDRC-UHFFFAOYSA-N.svg)
N-(2-Hydroxy-2-(1-methyl-1H-indol-3-yl)ethyl)benzo[b]thiophene-2-carboxamide
CAS 2034572-25-1C20H18N2O2S
![N-(2-Hydroxy-2-(1-methyl-1H-indol-5-yl)ethyl)benzo[b]thiophene-2-carboxamide chemical structure, C20H18N2O2S, CAS 2034409-71-5](/s/QZEKBWUQKRSRJN-UHFFFAOYSA-N.svg)
N-(2-Hydroxy-2-(1-methyl-1H-indol-5-yl)ethyl)benzo[b]thiophene-2-carboxamide
CAS 2034409-71-5C20H18N2O2S
![N-[(2-Hydroxy-4,5-dimethylphenyl)carbamothioyl]naphthalene-1-carboxamide chemical structure, C20H18N2O2S, CAS 330826-42-1](/s/QWSRJZOIHXLMHO-UHFFFAOYSA-N.svg)
N-[(2-Hydroxy-4,5-dimethylphenyl)carbamothioyl]naphthalene-1-carboxamide
CAS 330826-42-1C20H18N2O2S
- N-[1-(2-Methylanilino)-2-oxo-2-thiophen-2-ylethyl]benzamide433307-89-2C20H18N2O2S
- 4H,7H-Cyclopenta(4,5)thieno(3,2-f)pyrrolo(1,2-a)(1,4)diazepine, 5,6,8,9-tetrahydro-4-(1,3-benzodioxol-5-yl)-137052-91-6C20H18N2O2S
- 1-Hexanoyl-3-thiophen-2-ylindeno[1,2-c]pyrazol-4-one1023537-47-4C20H18N2O2S
- N-[1-(Benzylamino)-2-oxo-2-phenylethyl]thiophene-2-carboxamide518349-53-6C20H18N2O2S
- (4E)-5-Methyl-2-phenyl-4-[[4-(thietan-3-yloxy)phenyl]methylidene]pyrazol-3-one359801-92-6C20H18N2O2S
- (E)-N'-(Phenylsulfonyl)-N-(o-tolyl)benzimidamide31789-59-0C20H18N2O2S
- 2-(3,4-Dimethylbenzamido)-5-phenylthiophene-3-carboxamide941993-88-0C20H18N2O2S
- 2,3-Dihydro-1H-indol-1-yl[2-(3-methoxyphenyl)-4-methyl-1,3-thiazol-5-yl]methanone951999-95-4C20H18N2O2S
- 5-Phenyl-2-(3-phenylpropanamido)thiophene-3-carboxamide946381-03-9C20H18N2O2S
- (E)-2-Phenyl-N-[phenyl(pyridin-2-yl)methyl]ethenesulfonamide1212791-62-2C20H18N2O2S
- N-(4-Methyl-3-(2-oxopyrrolidin-1-yl)phenyl)benzo[b]thiophene-2-carboxamide2034538-54-8C20H18N2O2S
- 2-[3-(2,3-Dihydro-1-benzofuran-5-yl)pyrrolidine-1-carbonyl]-1,3-benzothiazole2097883-63-9C20H18N2O2S
- 6-[3-(2,3-Dihydro-1-benzofuran-5-yl)pyrrolidine-1-carbonyl]-1,3-benzothiazole2097902-01-5C20H18N2O2S
- Benzyl 2-(benzylthio)pyridin-4-ylcarbamate2301857-85-0C20H18N2O2S
- N-(4-Cyanocinnamyl)-4-methyl-N-(2-propynyl)benzenesulfonamide724744-45-0C20H18N2O2S
- N-(3-Cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-3,6-dimethyl-1-benzofuran-2-carboxamide823827-43-6C20H18N2O2S
- 1-(3-Methoxyphenyl)-3-(2-phenoxyphenyl)thiourea695173-66-1C20H18N2O2S
- 1-(4-Methoxyphenyl)-3-(2-phenoxyphenyl)thiourea695176-93-3C20H18N2O2S
- 1-(3-Methoxyphenyl)-3-(4-phenoxyphenyl)thiourea700856-45-7C20H18N2O2S
- N-(3-Cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-3,5-dimethyl-1-benzofuran-2-carboxamide620585-07-1C20H18N2O2S
- 3-Methoxy-N-[(2-methylphenyl)carbamothioyl]naphthalene-2-carboxamide364743-32-8C20H18N2O2S
- 3-Methoxy-N-[(3-methylphenyl)carbamothioyl]naphthalene-2-carboxamide364616-29-5C20H18N2O2S
- 2-(4-Butoxybenzylidene)[1,3]thiazolo[3,2-a]benzimidazol-3(2H)-one331711-74-1C20H18N2O2S
- 2-(Benzenesulfonyl)-1-(1-methyl-1H-pyrrol-2-yl)-1,2-dihydroisoquinoline93971-12-1C20H18N2O2S
- N-(3-Cyano-4,5-dimethyl-2-thienyl)-2-ethoxy-1-naphthalenecarboxamide1171887-05-0C20H18N2O2S
- Ethyl 2-(methylthio)-4,6-diphenylpyrimidine-5-carboxylate714250-67-6C20H18N2O2S
- Ethyl 2-(2-((diphenylmethylene)amino)thiazol-4-yl)acetate690653-86-2C20H18N2O2S
- 3-(2-Benzothiazolyl)-7-(butylamino)-2H-1-benzopyran-2-one190605-09-5C20H18N2O2S
- 3-(Benzo[d]thiazol-2-yl)-6-(diethylamino)-2H-chromen-2-one259541-03-2C20H18N2O2S
- 2-[(2-Methylphenyl)sulfanyl]-N-[4-(pyridin-4-yloxy)phenyl]acetamide1803598-76-6C20H18N2O2S
- Benzyl N-(4-phenyl-1,3-thiazol-2-yl)-N-(prop-2-en-1-yl)carbamate2680893-03-0C20H18N2O2S
- 3-((4-(5,6,7,8-Tetrahydronaphthalen-2-yl)thiazol-2-yl)amino)benzoic acid1216924-99-0C20H18N2O2S
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 2-Methylsulfanyl-N-(4-phenylmethoxyphenyl)pyridine-3-carboxamide, N-(4-Methoxybenzyl)-8-methyl-8H-thieno[2,3-b]indole-2-carboxamide, N-(5-Acetyl-4-methyl-1,3-thiazol-2-yl)-4-benzylbenzamide. 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.