Molecular formula
C18H17N3O2S
390 compounds have this formula on CompoundList.
- Molar mass
- 339.41g/mol
- Monoisotopic mass
- 339.1041Da
- Atoms
- 41
- Elements
- 5
- Rings plus double bonds
- 12
The formula C18H17N3O2S describes a molecule made of 18 carbon atoms, 17 hydrogen atoms, 3 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 × 1863.70%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 175.05%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 312.38%14.007 × 3 = 42.021 g/mol
- O Oxygen × 29.43%15.999 × 2 = 31.998 g/mol
- S Sulfur × 19.45%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H17N3O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 390 compounds
(4-(5-(Furan-2-yl)-1,3,4-thiadiazol-2-yl)piperidin-1-yl)(phenyl)methanone
CAS 1105245-80-4C18H17N3O2S
(E)-N-(5-(3,4-Dimethylbenzyl)-1,3,4-oxadiazol-2-yl)-3-(thiophen-2-yl)acrylamide
CAS 1173548-28-1C18H17N3O2S
Phenyl(3-(5-(thiophen-2-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)methanone
CAS 1105199-90-3C18H17N3O2S
1-(4-Methylbenzyl)-4-(3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one
CAS 1105244-05-0C18H17N3O2S
![Methyl {[5-(4-methylphenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]thio}acetate chemical structure, C18H17N3O2S, CAS 332911-18-9](/s/NZGJTJOIRYYJIZ-UHFFFAOYSA-N.svg)
Methyl {[5-(4-methylphenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]thio}acetate
CAS 332911-18-9C18H17N3O2S
4-(3-Hydroxyphenyl)-6-methyl-N-phenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide
CAS 337933-30-9C18H17N3O2S
N-(2-Ethoxyphenyl)-2-(phenylamino)thiazole-4-carboxamide
CAS 1105229-60-4C18H17N3O2S
1,2,4-Triazine, 5,6-bis(4-methoxyphenyl)-3-(methylthio)-
CAS 58848-77-4C18H17N3O2S
![N-(4-{2-[(4-Methoxyphenyl)amino]-1,3-thiazol-4-yl}phenyl)acetamide chemical structure, C18H17N3O2S, CAS 338986-99-5](/s/YJSYKAYVGIFPQQ-UHFFFAOYSA-N.svg)
N-(4-{2-[(4-Methoxyphenyl)amino]-1,3-thiazol-4-yl}phenyl)acetamide
CAS 338986-99-5C18H17N3O2S
4-(4-Hydroxyphenyl)-6-methyl-N-phenyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide
CAS 331235-84-8C18H17N3O2S
![Methyl 2-methyl-4-(3-methylthiophen-2-yl)-4,10-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylate chemical structure, C18H17N3O2S, CAS 879027-86-8](/s/MNCDWVHJSBFJGA-UHFFFAOYSA-N.svg)
Methyl 2-methyl-4-(3-methylthiophen-2-yl)-4,10-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylate
CAS 879027-86-8C18H17N3O2S
![N-(1,3-Benzodioxol-5-yl)-7-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-amine chemical structure, C18H17N3O2S, CAS 315709-61-6](/s/VIIBPIKBKUPPIT-UHFFFAOYSA-N.svg)
N-(1,3-Benzodioxol-5-yl)-7-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-amine
CAS 315709-61-6C18H17N3O2S
N-(2-Anilinopyridin-3-yl)-4-methylbenzene-1-sulfonamide
CAS 141430-60-6C18H17N3O2S
2-(Benzylsulfanyl)-N'-(2-oxo-1,2-dihydro-3H-indol-3-ylidene)propanohydrazide
CAS 349493-09-0C18H17N3O2S
N-(2-Ethoxyphenyl)-2-(quinazolin-4-ylsulfanyl)acetamide
CAS 721899-34-9C18H17N3O2S
![3-Amino-N-(4-methoxyphenyl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide chemical structure, C18H17N3O2S, CAS 340813-04-9](/s/GTCJZMXSCFUMKZ-UHFFFAOYSA-N.svg)
3-Amino-N-(4-methoxyphenyl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide
CAS 340813-04-9C18H17N3O2S
![3-Ethoxy-N-[5-(2-methylphenyl)-1,3,4-thiadiazol-2-yl]benzamide chemical structure, C18H17N3O2S, CAS 310416-35-4](/s/NXOHCXAAQGDNGI-UHFFFAOYSA-N.svg)
3-Ethoxy-N-[5-(2-methylphenyl)-1,3,4-thiadiazol-2-yl]benzamide
CAS 310416-35-4C18H17N3O2S
![2-[(4-Nitrophenyl)methylsulfanyl]-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridine-3-carbonitrile chemical structure, C18H17N3O2S, CAS 361984-48-7](/s/SSCMJJUYBQGICG-UHFFFAOYSA-N.svg)
2-[(4-Nitrophenyl)methylsulfanyl]-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridine-3-carbonitrile
CAS 361984-48-7C18H17N3O2S
![2-Ethoxy-4-{(E)-[2-(4-phenyl-1,3-thiazol-2-yl)hydrazinylidene]methyl}phenol chemical structure, C18H17N3O2S, CAS 351443-93-1](/s/TZXAQGPILHCVSS-YBFXNURJSA-N.svg)
2-Ethoxy-4-{(E)-[2-(4-phenyl-1,3-thiazol-2-yl)hydrazinylidene]methyl}phenol
CAS 351443-93-1C18H17N3O2S
(3-Cyano-4-pyridin-4-yl-5,6,7,8-tetrahydro-quinolin-2-ylsulfanyl)-acetic acid methyl ester
CAS 210766-88-4C18H17N3O2S
![3-Amino-6-cyclopropyl-4-(4-methoxyphenyl)thieno[2,3-b]pyridine-2-carboxamide chemical structure, C18H17N3O2S, CAS 314035-54-6](/s/DEMDJSAVMFQUNL-UHFFFAOYSA-N.svg)
3-Amino-6-cyclopropyl-4-(4-methoxyphenyl)thieno[2,3-b]pyridine-2-carboxamide
CAS 314035-54-6C18H17N3O2S
N-(6-Acetamido-1,3-benzothiazol-2-yl)-3,4-dimethylbenzamide
CAS 392246-62-7C18H17N3O2S
![2-[(2-Methylquinazolin-4-yl)oxy]-N-[3-(methylsulfanyl)phenyl]acetamide chemical structure, C18H17N3O2S, CAS 1001972-09-3](/s/CVAVSRJTOAUKIC-UHFFFAOYSA-N.svg)
2-[(2-Methylquinazolin-4-yl)oxy]-N-[3-(methylsulfanyl)phenyl]acetamide
CAS 1001972-09-3C18H17N3O2S
N-(3,4-Dimethylphenyl)-2-((5-phenyl-1,3,4-oxadiazol-2-yl)thio)acetamide
CAS 332101-16-3C18H17N3O2S
- N-{5-[(2,5-Dimethylphenoxy)methyl]-1,3,4-thiadiazol-2-yl}benzamide310418-64-5C18H17N3O2S
- N-[[4-(Dimethylamino)phenyl]carbamothioyl]-1-benzofuran-2-carboxamide428502-70-9C18H17N3O2S
- N-[(2H-1,3-Benzodioxol-5-yl)methyl]-10-methyl-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraen-12-amine670268-47-0C18H17N3O2S
- N-Benzyl-3-(4-oxo-2-sulfanylidene-1H-quinazolin-3-yl)propanamide450371-65-0C18H17N3O2S
- 2-(Benzo[d]thiazol-2-yl)-N-((tetrahydrofuran-2-yl)methyl)nicotinamide873856-38-3C18H17N3O2S
- 1-(Thiophen-2-ylmethyl)-4-(5-(p-tolyl)-1,2,4-oxadiazol-3-yl)pyrrolidin-2-one1173246-92-8C18H17N3O2S
- 3-[(2-Hydroxybenzylidene)amino]-2-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4(3H)-one300571-95-3C18H17N3O2S
- N-(2,4-Dimethylphenyl)-2-((5-phenyl-1,3,4-oxadiazol-2-yl)thio)acetamide332101-17-4C18H17N3O2S
- N-(p-Tolyl)-2-((5-(p-tolyl)-1,3,4-oxadiazol-2-yl)thio)acetamide482614-91-5C18H17N3O2S
- N-[3-(5,6,7,8-Tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yloxy)phenyl]acetamide314261-55-7C18H17N3O2S
- N-(4-Ethoxyphenyl)-2-(quinazolin-4-ylsulfanyl)acetamide721892-89-3C18H17N3O2S
- 2-(4-Cyanobenzamido)-5-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide476280-35-0C18H17N3O2S
- 3-(4-Oxo-2-thioxo-1,2-dihydroquinazolin-3(4H)-yl)-N-(m-tolyl)propanamide443355-50-8C18H17N3O2S
- 2-(1,3-Dihydrobenzimidazol-2-ylidene)-2-(4-propan-2-ylphenyl)sulfonylacetonitrile1022395-48-7C18H17N3O2S
- 2-(4-Cyanobenzamido)-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxamide477494-19-2C18H17N3O2S
- Morpholino[1-phenyl-3-(2-thienyl)-1H-pyrazol-5-yl]methanone877126-38-0C18H17N3O2S
- 5H-Pyrrolo[1,2-a]imidazole,6,7-dihydro-2-[4-(methylsulfonyl)phenyl]-3-(4-pyridinyl)-122454-53-9C18H17N3O2S
- 2-Methyl-1-oxo-N-[(2E)-4,5,6,7-tetrahydro-1,3-benzothiazol-2(3H)-ylidene]-1,2-dihydroisoquinoline-4-carboxamide1282120-14-2C18H17N3O2S
- 3-((4-Phenyl-5-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)propanoic acid483300-44-3C18H17N3O2S
- N-[[2-(2-Methylphenyl)-1,3-benzoxazol-5-yl]carbamothioyl]propanamide364740-71-6C18H17N3O2S
- N-[5-[(4-Methoxyphenyl)methyl]-1,3,4-thiadiazol-2-yl]-2-phenylacetamide702650-74-6C18H17N3O2S
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-amine302935-81-5C18H17N3O2S
- 3-({5-Methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-yl}sulfanyl)pentane-2,4-dione896064-89-4C18H17N3O2S
- 3-(4-Methoxyphenyl)-N-[(2Z)-4-(pyridin-2-yl)-1,3-thiazol-2(3H)-ylidene]propanamide848595-11-9C18H17N3O2S
- N-(6-Acetyl-3-cyano-5,7-dihydro-4H-thieno[2,3-c]pyridin-2-yl)-4-methylbenzamide864858-26-4C18H17N3O2S
- N-(2-((6-Phenylpyridazin-3-yl)oxy)ethyl)-2-(thiophen-2-yl)acetamide920180-60-5C18H17N3O2S
- 2-(Ethylthio)-N-(4-(3-methyl-1,2,4-oxadiazol-5-yl)phenyl)benzamide1226453-48-0C18H17N3O2S
- 3-(2-Methoxyphenyl)-N-[(2Z)-4-(pyridin-4-yl)-1,3-thiazol-2(3H)-ylidene]propanamide1282132-34-6C18H17N3O2S
- 3-(2-Methoxyphenyl)-N-(4-(pyridin-3-yl)thiazol-2-yl)propanamide1351703-50-8C18H17N3O2S
- N-(o-Tolyl)-2-((5-(o-tolyl)-1,3,4-oxadiazol-2-yl)thio)acetamide332175-47-0C18H17N3O2S
- N-(m-Tolyl)-2-((5-(m-tolyl)-1,3,4-oxadiazol-2-yl)thio)acetamide332159-54-3C18H17N3O2S
- N-(3-Methoxyphenyl)-2-((1-phenyl-1H-imidazol-2-yl)thio)acetamide688335-52-6C18H17N3O2S
- N-[[3-(1,3-Benzoxazol-2-yl)-2-methylphenyl]carbamothioyl]propanamide364620-20-2C18H17N3O2S
- 4-Amino-N-(4-anilinophenyl)benzenesulfonamide327070-73-5C18H17N3O2S
- 2-[[5-(4-Methoxyphenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-1-phenylethanone335396-52-6C18H17N3O2S
- N-(2,3-Dimethylphenyl)-2-[(5-phenyl-1,3,4-oxadiazol-2-yl)sulfanyl]acetamide511288-81-6C18H17N3O2S
- N-(6-Acetyl-3-cyano-4,5,6,7-tetrahydrothieno[2,3-c]pyridin-2-yl)-2-methylbenzamide864859-29-0C18H17N3O2S
- N-(5-Benzyl-1,3,4-thiadiazol-2-yl)-2-phenoxypropanamide5851-27-4C18H17N3O2S
- N-(2,6-Dimethylphenyl)-2-(6-oxo-3-thiophen-2-ylpyridazin-1-yl)acetamide879036-09-6C18H17N3O2S
- N-(3,5-Dimethylphenyl)-2-(6-oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl)acetamide898133-13-6C18H17N3O2S
- N-(5-Phenyl-1,3,4-thiadiazol-2-yl)-4-(propan-2-yloxy)benzamide476463-03-3C18H17N3O2S
- N-[5-(2,4-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-3-methylsulfanylbenzamide898434-71-4C18H17N3O2S
- N-[5-(2,4-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-4-methylsulfanylbenzamide896027-07-9C18H17N3O2S
- N-[5-(2,5-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-4-methylsulfanylbenzamide896027-14-8C18H17N3O2S
- N-[5-(3-Methylsulfanylphenyl)-1,3,4-oxadiazol-2-yl]-3-phenylpropanamide886914-79-0C18H17N3O2S
- N-((5-((3-Methylbenzyl)thio)-1,3,4-oxadiazol-2-yl)methyl)benzamide941948-62-5C18H17N3O2S
- 2-((5-(4-Methoxyphenyl)-1H-imidazol-2-yl)thio)-N-phenylacetamide941911-95-1C18H17N3O2S
- N-(2-(6-Oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl)ethyl)-2-phenylacetamide946344-64-5C18H17N3O2S
- 1-(4-Ethylphenyl)-4-[3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl]pyrrolidin-2-one941892-26-8C18H17N3O2S
- 1-(3,4-Dimethylphenyl)-4-[3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl]pyrrolidin-2-one941962-59-0C18H17N3O2S
- 3-(1,3-Benzothiazol-2-yl)-N-(3-acetamidophenyl)propanamide924174-86-7C18H17N3O2S
- 2-(4-Ethoxyphenyl)-N-(4-(pyridin-3-yl)thiazol-2-yl)acetamide923483-90-3C18H17N3O2S
- 2-(4-Methoxyphenyl)-4-methyl-N-(pyridin-2-ylmethyl)-1,3-thiazole-5-carboxamide1008889-55-1C18H17N3O2S
- Ethyl 4-{[(1E)-2-cyano-2-(4-cyclopropyl-1,3-thiazol-2-yl)eth-1-en-1-yl]amino}benzoate1021230-56-7C18H17N3O2S
- 3-(2,5-Dimethoxyphenyl)-6-((pyridin-3-ylmethyl)thio)pyridazine923075-72-3C18H17N3O2S
- N-(5-((Phenylthio)methyl)-1,3,4-oxadiazol-2-yl)-2-(p-tolyl)acetamide923470-73-9C18H17N3O2S
- N-(5-(Thiophen-2-ylmethyl)-1,3,4-oxadiazol-2-yl)-5,6,7,8-tetrahydronaphthalene-2-carboxamide1020977-53-0C18H17N3O2S
- (2-(1H-Pyrrol-1-yl)thiazol-4-yl)(6-methoxy-3,4-dihydroisoquinolin-2(1H)-yl)methanone1207054-31-6C18H17N3O2S
- 2-((5-(4-Methoxyphenyl)-1-phenyl-1H-imidazol-2-yl)thio)acetamide1207040-61-6C18H17N3O2S
- (3-Methyl-6-phenylisoxazolo[5,4-b]pyridin-4-yl)(1,4-thiazinan-4-yl)methanone1246046-51-4C18H17N3O2S
- 2-(3-Acetyl-1H-indol-1-yl)-N-(5,6-dihydro-4H-cyclopenta[d][1,3]thiazol-2-yl)acetamide1374518-62-3C18H17N3O2S
- Phenyl(4-(5-(thiophen-3-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)methanone1381330-66-0C18H17N3O2S
- 6-Ethoxy-N-((2-(thiophen-3-yl)pyridin-3-yl)methyl)nicotinamide2034596-05-7C18H17N3O2S
- 6-Ethoxy-N-((5-(thiophen-2-yl)pyridin-3-yl)methyl)nicotinamide2034597-57-2C18H17N3O2S
- N-((2-Methoxy-2,3-dihydro-1H-inden-2-yl)methyl)benzo[c][1,2,5]thiadiazole-5-carboxamide2034529-88-7C18H17N3O2S
- (Z)-4,4,6,8-Tetramethyl-1-(5-oxo-2-thioxoimidazolidin-4-ylidene)-1H-pyrrolo[3,2,1-ij]quinolin-2(4H)-one524047-14-1C18H17N3O2S
- N-[4-(4-Ethoxyphenyl)-5-methyl-1,3-thiazol-2-yl]pyridine-4-carboxamide499998-15-1C18H17N3O2S
- N-[3-[2-(4-Hydroxy-2-methylanilino)-1,3-thiazol-4-yl]phenyl]acetamide708280-26-6C18H17N3O2S
- N-[4-[2-(4-Hydroxy-N-methylanilino)-1,3-thiazol-4-yl]phenyl]acetamide708996-37-6C18H17N3O2S
- N-Methyl-2-phenyl-6-((phenylsulfonyl)methyl)-4-pyrimidinamine477867-01-9C18H17N3O2S
- 2-(4-Methoxyphenyl)-N-[5-(4-methylphenyl)-1,3,4-thiadiazol-2-yl]acetamide391862-71-8C18H17N3O2S
- N-(6-Acetyl-3-cyano-5,7-dihydro-4H-thieno[2,3-c]pyridin-2-yl)-3-methylbenzamide864858-29-7C18H17N3O2S
- 4-Ethoxy-N-[5-(3-methylphenyl)-1,3,4-thiadiazol-2-yl]benzamide392241-37-1C18H17N3O2S
- 4-Ethoxy-N-[5-(4-methylphenyl)-1,3,4-thiadiazol-2-yl]benzamide391228-06-1C18H17N3O2S
- 2-(2-Imino-4-oxo-3-phenyl-1,3-thiazolidin-5-yl)-N-(2-methylphenyl)acetamide845667-47-2C18H17N3O2S
- 2-(4-Methoxyphenyl)-N-[5-(3-methylphenyl)-1,3,4-thiadiazol-2-yl]acetamide391863-27-7C18H17N3O2S
Frequently asked questions
What is the molar mass of C18H17N3O2S?
The molar mass of C18H17N3O2S is 339.41 g/mol, calculated from standard atomic weights for 18 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 339.1041 Da.
How many compounds have the formula C18H17N3O2S?
CompoundList lists 390 compounds with the molecular formula C18H17N3O2S, including (4-(5-(Furan-2-yl)-1,3,4-thiadiazol-2-yl)piperidin-1-yl)(phenyl)methanone, (E)-N-(5-(3,4-Dimethylbenzyl)-1,3,4-oxadiazol-2-yl)-3-(thiophen-2-yl)acrylamide, Phenyl(3-(5-(thiophen-2-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)methanone. 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 C18H17N3O2S?
C18H17N3O2S 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.