Molecular formula
C18H17N3OS
171 compounds have this formula on CompoundList.
- Molar mass
- 323.41g/mol
- Monoisotopic mass
- 323.1092Da
- Atoms
- 40
- Elements
- 5
- Rings plus double bonds
- 12
The formula C18H17N3OS describes a molecule made of 18 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom 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 × 1866.85%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 175.30%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 312.99%14.007 × 3 = 42.021 g/mol
- O Oxygen × 14.95%15.999 × 1 = 15.999 g/mol
- S Sulfur × 19.91%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H17N3OS
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 171 compounds
6-Phenyl-2-(pyrrolidine-1-carbonyl)thieno(2,3-b)pyridin-3-amine
CAS 342780-13-6C18H17N3OS
1-(4-Ethoxyphenyl)-3-(5-isoquinolinyl)thiourea
CAS 722488-10-0C18H17N3OS
![7-Benzylsulfanyl-9-oxo-8-aza-spiro[4.5]dec-6-ene-6,10-dicarbonitrile chemical structure, C18H17N3OS, CAS 214119-93-4](/s/ONDCHMPVUDSJAD-UHFFFAOYSA-N.svg)
7-Benzylsulfanyl-9-oxo-8-aza-spiro[4.5]dec-6-ene-6,10-dicarbonitrile
CAS 214119-93-4C18H17N3OS
N-(2-Methylphenyl)-2-(4-methylphthalazin-1-yl)sulfanylacetamide
CAS 354539-87-0C18H17N3OS
SK&F 105809
CAS 122454-69-7C18H17N3OS
2-Amino-N-(2,6-dimethylphenyl)-4-phenyl-1,3-thiazole-5-carboxamide
CAS 379244-09-4C18H17N3OS
N-(2-Phenylethyl)-2-(quinazolin-4-ylsulfanyl)acetamide
CAS 392308-87-1C18H17N3OS
4-Methyl-N,6-diphenyl-2-sulfanyl-1,6-dihydropyrimidine-5-carboxamide
CAS 182170-90-7C18H17N3OS
![3-Amino-4-(4-methylphenyl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide chemical structure, C18H17N3OS, CAS 434293-81-9](/s/DRPYRKMZIFCUIO-UHFFFAOYSA-N.svg)
3-Amino-4-(4-methylphenyl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide
CAS 434293-81-9C18H17N3OS
3-(4-Ethoxyphenyl)-6-(pyridin-2-ylmethylsulfanyl)pyridazine
CAS 872689-18-4C18H17N3OS
![N-Methyl-2-phenyl-6-[(phenylsulfinyl)methyl]-4-pyrimidinamine chemical structure, C18H17N3OS, CAS 477710-01-3](/s/IXINUSNHSMJXMN-UHFFFAOYSA-N.svg)
N-Methyl-2-phenyl-6-[(phenylsulfinyl)methyl]-4-pyrimidinamine
CAS 477710-01-3C18H17N3OS
![2-[(4-Cyano-1-phenyl-5,6,7,8-tetrahydroisoquinolin-3-yl)sulfanyl]acetamide chemical structure, C18H17N3OS, CAS 315246-76-5](/s/LGVQWXYAWULHME-UHFFFAOYSA-N.svg)
2-[(4-Cyano-1-phenyl-5,6,7,8-tetrahydroisoquinolin-3-yl)sulfanyl]acetamide
CAS 315246-76-5C18H17N3OS
4-Methyl-N-(2-(2-(pyridin-3-yl)thiazol-4-yl)ethyl)benzamide
CAS 863513-47-7C18H17N3OS
2-((1-Benzyl-1H-imidazol-2-yl)thio)-N-phenylacetamide
CAS 893393-45-8C18H17N3OS
![N-(3,4-Dihydro-1H-[1,4]thiazino[4,3-a]benzimidazol-8-yl)-4-methylbenzamide chemical structure, C18H17N3OS, CAS 900289-76-1](/s/XOJBAQLBKXHBEW-UHFFFAOYSA-N.svg)
N-(3,4-Dihydro-1H-[1,4]thiazino[4,3-a]benzimidazol-8-yl)-4-methylbenzamide
CAS 900289-76-1C18H17N3OS
5-(Furan-2-ylmethyl)-1-naphthalen-1-yl-1,3,5-triazinane-2-thione
CAS 675188-34-8C18H17N3OS
2-Amino-N-(3,4-dimethylphenyl)-4-phenyl-1,3-thiazole-5-carboxamide
CAS 315677-43-1C18H17N3OS
2-(Benzylamino)-4-methyl-N-phenyl-1,3-thiazole-5-carboxamide
CAS 794573-02-7C18H17N3OS
![N-(6,7,8,9-Tetrahydro-5H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-yl)benzamide chemical structure, C18H17N3OS, CAS 461430-02-4](/s/BKCLCCAXJXPQSI-UHFFFAOYSA-N.svg)
N-(6,7,8,9-Tetrahydro-5H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-yl)benzamide
CAS 461430-02-4C18H17N3OS
![3-({3,5-Dimethyl-4-[(4-methylphenyl)thio]-1H-pyrazol-1-yl}carbonyl)pyridine chemical structure, C18H17N3OS, CAS 420840-69-3](/s/SDXNZJVZDUYBLZ-UHFFFAOYSA-N.svg)
3-({3,5-Dimethyl-4-[(4-methylphenyl)thio]-1H-pyrazol-1-yl}carbonyl)pyridine
CAS 420840-69-3C18H17N3OS
(Z)-5-Benzyl-2-((E)-(1-phenylethylidene)hydrazono)thiazolidin-4-one
CAS 463325-17-9C18H17N3OS
![4-(1H-Benzimidazol-2-yl)-1-[3-(methylsulfanyl)phenyl]pyrrolidin-2-one chemical structure, C18H17N3OS, CAS 862828-72-6](/s/KGZRHHGATFNOBR-UHFFFAOYSA-N.svg)
4-(1H-Benzimidazol-2-yl)-1-[3-(methylsulfanyl)phenyl]pyrrolidin-2-one
CAS 862828-72-6C18H17N3OS
2-((1-Phenyl-1H-imidazol-2-yl)thio)-N-(p-tolyl)acetamide
CAS 688335-27-5C18H17N3OS
N-(2,3-Dimethylphenyl)-2-(quinazolin-4-ylthio)acetamide
CAS 721425-77-0C18H17N3OS
- N-(4-Methylphenyl)-2-(4-methylphthalazin-1-yl)sulfanylacetamide354539-86-9C18H17N3OS
- N-(5-Methyl-1,3,4-thiadiazol-2-yl)-3,3-diphenylpropanamide349439-35-6C18H17N3OS
- N-Methyl-N-[5-(4-methylphenyl)-1,3,4-thiadiazol-2-yl]-2-phenylacetamide489424-14-8C18H17N3OS
- N-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)-4-(methylthio)benzamide1171648-68-2C18H17N3OS
- Benzo[d]thiazol-6-yl(4-phenylpiperazin-1-yl)methanone681170-11-6C18H17N3OS
- N-[4-(2,4,6-Trimethylphenyl)-2-thiazolyl]-4-pyridinecarboxamide849513-58-2C18H17N3OS
- (3-Amino-6-methyl-5,6,7,8-tetrahydrothieno[2,3-b][1,6]naphthyridin-2-yl)(phenyl)methanone329934-88-5C18H17N3OS
- 2-((4,6-Dimethylpyrimidin-2-yl)thio)-N-(naphthalen-1-yl)acetamide328266-15-5C18H17N3OS
- 2-(4-Benzoylpiperazin-1-yl)-1,3-benzothiazole309279-65-0C18H17N3OS
- 2-(1H-Benzimidazol-2-ylsulfanyl)-1-(3,4-dihydroisoquinolin-2(1H)-yl)ethanone380170-09-2C18H17N3OS
- 2-(1H-Benzimidazol-2-ylsulfanyl)-1-(3,4-dihydroquinolin-1(2H)-yl)ethanone386764-08-5C18H17N3OS
- N-(4-Ethylphenyl)-2-(quinazolin-4-ylsulfanyl)acetamide721887-13-4C18H17N3OS
- N-(3-Cyclopropyl-1H-Pyrazol-5-Yl)-2-[4-(Thiophen-2-Yl)phenyl]acetamide326826-39-5C18H17N3OS
- N-(2,5-Dimethylphenyl)-2-(phthalazin-1-ylsulfanyl)acetamide924861-26-7C18H17N3OS
- N-Phenethyl-2-(phenylamino)thiazole-4-carboxamide1105228-81-6C18H17N3OS
- N-Benzyl-2-[(5-phenyl-1H-imidazol-2-yl)sulfanyl]acetamide382167-50-2C18H17N3OS
- 2-(1,3-Benzothiazol-2-yl)-N-cyclopentylpyridine-3-carboxamide873857-00-2C18H17N3OS
- 6-Methyl-2-oxo-N,4-diphenyl-1,2,3,4-tetrahydropyrimidine-5-carbothioamide879935-00-9C18H17N3OS
- N-[4-(2,4,6-Trimethylphenyl)-1,3-thiazol-2-yl]pyridine-2-carboxamide950032-53-8C18H17N3OS
- N-(4-Mesitylthiazol-2-yl)nicotinamide950078-55-4C18H17N3OS
- N-(4-Methylphenyl)-2-[2-(phenylamino)-1,3-thiazol-4-yl]acetamide1040678-10-1C18H17N3OS
- N-(2-Ethylphenyl)-2-(phenylamino)thiazole-4-carboxamide1105219-67-7C18H17N3OS
- N-(2,3-Dimethylphenyl)-2-(phenylamino)thiazole-4-carboxamide1172059-56-1C18H17N3OS
- 2-Amino-N-[(5-benzylthiophen-2-yl)methyl]pyridine-3-carboxamide849808-14-6C18H17N3OS
- 4-Phenyl-N-(5-propan-2-yl-1,3,4-thiadiazol-2-yl)benzamide391217-97-3C18H17N3OS
- 2-Amino-5-methyl-4-phenyl-N-(pyridin-3-ylmethyl)thiophene-3-carboxamide522596-57-2C18H17N3OS
- 2-(4,6-Dimethylpyrimidin-2-yl)sulfanyl-N-naphthalen-2-ylacetamide354119-12-3C18H17N3OS
- N-Benzyl-2-((3-methylquinoxalin-2-yl)thio)acetamide708975-45-5C18H17N3OS
- (5E)-5-[4-(Dimethylamino)benzylidene]-2-mercapto-3-phenyl-3,5-dihydro-4H-imidazol-4-one301343-54-4C18H17N3OS
- 3-Amino-N-(4-methylphenyl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide354793-59-2C18H17N3OS
- N-Benzyl-2-((1-phenyl-1H-imidazol-2-yl)thio)acetamide851130-88-6C18H17N3OS
- N-(3,5-Dimethylphenyl)-2-(quinazolin-4-ylthio)acetamide721892-35-9C18H17N3OS
- N-(1,3-Benzothiazol-2-yl)-2-(3,4-dihydro-1H-isoquinolin-2-yl)acetamide880072-87-7C18H17N3OS
- N-[(4-Methylphenyl)methyl]-3-(2-sulfanyl-1H-imidazol-1-yl)benzamide1146289-99-7C18H17N3OS
- 4-Dibenzo[b,f][1,4]thiazepin-11-ylpiperazine-1-carboxaldehyde1011757-97-3C18H17N3OS
- 2-{[4-Methyl-5-(4-methylphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-1-phenylethanone483285-20-7C18H17N3OS
- N-[4-(4-Propan-2-ylphenyl)-1,3-thiazol-2-yl]pyridine-4-carboxamide545437-70-5C18H17N3OS
- N-(2,5-Dimethylphenyl)-2-(quinazolin-4-ylthio)acetamide721903-05-5C18H17N3OS
- N-(2-Phenylethyl)-2-(phthalazin-1-ylsulfanyl)acetamide393521-70-5C18H17N3OS
- 2-(2,4-Dimethylphenyl)-N-(4-(pyridin-4-yl)thiazol-2-yl)acetamide899731-59-0C18H17N3OS
- Benzamide, N-(3-(2,3,5,6-tetrahydroimidazo(2,1-b)thiazol-6-yl)phenyl)-, (±)-39842-26-7C18H17N3OS
- N-[4-(2,4-Dimethylphenyl)-5-methyl-1,3-thiazol-2-yl]pyridine-3-carboxamide459792-85-9C18H17N3OS
- 4-Methyl-N-(5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)benzamide441738-63-2C18H17N3OS
- N-(2,4-Dimethylphenyl)-2-(quinazolin-4-ylsulfanyl)acetamide721905-90-4C18H17N3OS
- 4-Allyl-5-(biphenyl-2-yloxymethyl)-4H-[1,2,4]triazole-3-thiol722464-03-1C18H17N3OS
- (2-(Benzo[d]thiazol-2-yl)pyridin-3-yl)(piperidin-1-yl)methanone873856-47-4C18H17N3OS
- (3-Amino-6-methylthieno[2,3-b]pyridin-2-yl)(3,4-dihydroquinolin-1(2H)-yl)methanone938033-82-0C18H17N3OS
- N-(5-Phenyl-1,3,4-thiadiazol-2-yl)benzenebutanamide667435-78-1C18H17N3OS
- N-(4-(1H-Pyrazol-3-yl)phenyl)-2-(ethylthio)benzamide1207048-05-2C18H17N3OS
- 4-Phenyl-N-[(2Z)-4-(pyridin-4-yl)-1,3-thiazol-2(3H)-ylidene]butanamide1282109-25-4C18H17N3OS
- 4-Phenyl-N-(4-(pyridin-3-yl)thiazol-2-yl)butanamide1351703-26-8C18H17N3OS
- (Z)-2-((E)-Benzylidenehydrazono)-5-(2-methylbenzyl)thiazolidin-4-one303793-78-4C18H17N3OS
- N-(3-Methylphenyl)-2-(1-phenylimidazol-2-yl)sulfanylacetamide688335-28-6C18H17N3OS
- 2-Methyl-N-[5-(2-phenylethyl)-1,3,4-thiadiazol-2-yl]benzamide727656-50-0C18H17N3OS
- N-(2-Methylphenyl)-2-[(5-phenyl-1H-imidazol-2-yl)sulfanyl]acetamide845280-17-3C18H17N3OS
- 1-Ethyl-N-[2-(phenylsulfanyl)phenyl]-1H-pyrazole-3-carboxamide1005677-24-6C18H17N3OS
- N-(4-(Thiazolo[5,4-b]pyridin-2-yl)phenyl)cyclopentanecarboxamide863588-60-7C18H17N3OS
- 4-(Dimethylamino)-N-(4-phenyl-1,3-thiazol-2-yl)benzamide476295-26-8C18H17N3OS
- 2-(1H-Benzimidazol-2-ylsulfanyl)-N-(2,3-dihydro-1H-inden-2-yl)acetamide896654-01-6C18H17N3OS
- N-(2-((5-Phenyl-1H-imidazol-2-yl)thio)ethyl)benzamide897455-80-0C18H17N3OS
- N-(3-(1H-Pyrazol-3-yl)phenyl)-2-(benzylthio)acetamide1207048-14-3C18H17N3OS
- 2-((5-Phenyl-1-(p-tolyl)-1H-imidazol-2-yl)thio)acetamide1206990-43-3C18H17N3OS
- N-(2-Phenyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)-2-(thiophen-2-yl)acetamide1099350-45-4C18H17N3OS
- 4-Phenyl-N-[(2Z)-4-(pyridin-2-yl)-1,3-thiazol-2(3H)-ylidene]butanamide1282117-25-2C18H17N3OS
- (2Z)-2-[(2E)-Benzylidenehydrazinylidene]-5-(3-methylbenzyl)-2,5-dihydro-1,3-thiazol-4-ol5325-11-1C18H17N3OS
- Thiazolo(3,2-a)benzimidazol-3(2H)-one, 2-((N-ethylanilino)methyl)-22833-34-7C18H17N3OS
- 3-Phenyl-1,3,4,10b-tetrahydro-2H-5-thia-2a,6,10c-triazaaceanthrylen-3-ol59552-82-8C18H17N3OS
- 2-(1-Methyl-5-phenylimidazol-2-yl)sulfanyl-N-phenylacetamide483309-85-9C18H17N3OS
- N-{2-[2-(4-Methylphenyl)-1,3-thiazol-4-yl]ethyl}pyridine-3-carboxamide861211-25-8C18H17N3OS
- 2-{[2-(2,3-Dihydro-1H-indol-1-yl)-2-oxoethyl]sulfanyl}-4,6-dimethylpyridine-3-carbonitrile712308-05-9C18H17N3OS
- 3-{[(4-Methylphenyl)sulfanyl]methyl}-2,3-dihydroimidazo[2,1-b]quinazolin-5(1H)-one477887-32-4C18H17N3OS
- 1-(4-Methylphenyl)-3-(5-methyl-4-phenyl-1,3-thiazol-2-yl)urea444930-84-1C18H17N3OS
- N-(3-{[1,3]Thiazolo[5,4-B]pyridin-2-YL}phenyl)cyclopentanecarboxamide863589-31-5C18H17N3OS
- N-[5-(3-Methylphenyl)-1,3,4-thiadiazol-2-yl]-3-phenylpropanamide476459-89-9C18H17N3OS
- N-[5-(2-Methylphenyl)-1,3,4-thiadiazol-2-yl]-3-phenylpropanamide476460-18-1C18H17N3OS
- N-[4-(3-Methylphenyl)-5-(2-methyl-4-pyridyl)-1,3-thiazol-2-yl]acetamide365429-54-5C18H17N3OS
Frequently asked questions
What is the molar mass of C18H17N3OS?
The molar mass of C18H17N3OS is 323.41 g/mol, calculated from standard atomic weights for 18 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 323.1092 Da.
How many compounds have the formula C18H17N3OS?
CompoundList lists 171 compounds with the molecular formula C18H17N3OS, including 6-Phenyl-2-(pyrrolidine-1-carbonyl)thieno(2,3-b)pyridin-3-amine, 1-(4-Ethoxyphenyl)-3-(5-isoquinolinyl)thiourea, 7-Benzylsulfanyl-9-oxo-8-aza-spiro[4.5]dec-6-ene-6,10-dicarbonitrile. 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 C18H17N3OS?
C18H17N3OS 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.