Molecular formula
C18H17NO3S
131 compounds have this formula on CompoundList.
- Molar mass
- 327.40g/mol
- Monoisotopic mass
- 327.0929Da
- Atoms
- 40
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H17NO3S describes a molecule made of 18 carbon atoms, 17 hydrogen atoms, 1 nitrogen atom, 3 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 × 1866.04%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 175.23%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 14.28%14.007 × 1 = 14.007 g/mol
- O Oxygen × 314.66%15.999 × 3 = 47.997 g/mol
- S Sulfur × 19.79%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H17NO3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 131 compounds
N-(4-Hydroxynaphthalen-1-yl)-2,5-dimethylbenzenesulfonamide
CAS 333311-00-5C18H17NO3S
N-(4-Hydroxynaphthalen-1-yl)-2,4-dimethylbenzenesulfonamide
CAS 333351-38-5C18H17NO3S
Methyl 4-(3-benzyl-4-oxo-1,3-thiazolidin-2-yl)benzoate
CAS 326879-87-2C18H17NO3S
![2-(Benzo[d]thiazol-2-yl)-1-(2,4-dihydroxy-5-propylphenyl)ethanone chemical structure, C18H17NO3S, CAS 136506-90-6](/s/MZJUMUKBAFVSPJ-UHFFFAOYSA-N.svg)
2-(Benzo[d]thiazol-2-yl)-1-(2,4-dihydroxy-5-propylphenyl)ethanone
CAS 136506-90-6C18H17NO3S
N-(2-Phenoxyethyl)naphthalene-2-sulfonamide
CAS 296273-89-7C18H17NO3S
N-(3-Acetylphenyl)-4-(thietan-3-yloxy)benzamide
CAS 5880-27-3C18H17NO3S
4-(3,4-Dimethylphenyl)-1-oxo-2-phenyl-1,4-thiazinane-3,5-dione
CAS 339108-44-0C18H17NO3S
Methyl 4-(3,4-dihydro-2H-thiochromen-4-ylcarbamoyl)benzoate
CAS 877051-55-3C18H17NO3S
![3,5-Dimethyl-4-[phenyl(phenylsulfonyl)methyl]isoxazole chemical structure, C18H17NO3S, CAS 445458-48-0](/s/URPIJZDKNGNDAP-UHFFFAOYSA-N.svg)
3,5-Dimethyl-4-[phenyl(phenylsulfonyl)methyl]isoxazole
CAS 445458-48-0C18H17NO3S
![4-[4-Oxo-3-(2-phenylethyl)-1,3-thiazolidin-2-yl]benzoic acid chemical structure, C18H17NO3S, CAS 592473-77-3](/s/LRERUEHSZCRKIC-UHFFFAOYSA-N.svg)
4-[4-Oxo-3-(2-phenylethyl)-1,3-thiazolidin-2-yl]benzoic acid
CAS 592473-77-3C18H17NO3S
N-(Furan-2-ylmethyl)-4-methyl-N-phenylbenzenesulfonamide
CAS 364617-77-6C18H17NO3S
3-(4-Ethylphenyl)sulfonyl-1-methylquinolin-4-one
CAS 899215-09-9C18H17NO3S
2-Methyl-8-quinolinyl 2,4-dimethylbenzenesulfonate
CAS 332021-72-4C18H17NO3S
Ethyl 5-ethyl-2-(3-phenylpropiolamido)thiophene-3-carboxylate
CAS 312940-26-4C18H17NO3S
![1'-(Thiophene-2-carbonyl)-3,4-dihydrospiro[1-benzopyran-2,4'-piperidine]-4-one chemical structure, C18H17NO3S, CAS 877811-27-3](/s/FYXSVMPNMRKFIN-UHFFFAOYSA-N.svg)
1'-(Thiophene-2-carbonyl)-3,4-dihydrospiro[1-benzopyran-2,4'-piperidine]-4-one
CAS 877811-27-3C18H17NO3S
![4-[3-(Ethylsulfonyl)phenyl]-2-methyl-1(2H)-isoquinolinone chemical structure, C18H17NO3S, CAS 1706737-12-3](/s/QGTOMQGSYCMVJE-UHFFFAOYSA-N.svg)
4-[3-(Ethylsulfonyl)phenyl]-2-methyl-1(2H)-isoquinolinone
CAS 1706737-12-3C18H17NO3S
2-Phenyl-4-(3,4,5-trimethoxyphenyl)thiazole
CAS 879424-69-8C18H17NO3S
N-(6,7,8,9-Tetrahydrodibenzofuran-2-yl)benzenesulfonamide
CAS 38059-66-4C18H17NO3S
4-(Benzoylamino)tetrahydro-3-thienyl benzoate
CAS 30461-37-1C18H17NO3S
N-Benzyl-6-methoxynaphthalene-2-sulfonamide
CAS 333746-08-0C18H17NO3S
4-Ethoxy-N-naphthalen-1-ylbenzenesulfonamide
CAS 305373-61-9C18H17NO3S
N-Benzyl-4-methoxynaphthalene-1-sulfonamide
CAS 446308-80-1C18H17NO3S
N-(4-Methoxybenzyl)-2-naphthalenesulfonamide
CAS 333440-91-8C18H17NO3S
2-Methoxy-5-methyl-N-naphthalen-2-ylbenzenesulfonamide
CAS 1177894-26-6C18H17NO3S
- Ethyl 4,5-dimethyl-2-(3-phenylprop-2-ynoylamino)thiophene-3-carboxylate343589-84-4C18H17NO3S
- (Z)-6-Hydroxy-7-(pyrrolidin-1-ylmethyl)-2-(thiophen-2-ylmethylene)benzofuran-3(2H)-one896069-58-2C18H17NO3S
- N-(1,1-Dioxido-2,3-dihydrothien-3-yl)-2-methyl-N-phenylbenzamide863021-29-8C18H17NO3S
- (Z)-3-(2-Ethoxyphenyl)-2-(4-methylphenyl)sulfonylprop-2-enenitrile16612-30-9C18H17NO3S
- N-(4-Oxothieno[3,4-c]chromen-3-yl)cyclohexanecarboxamide775301-75-2C18H17NO3S
- 2-Methylquinolin-8-yl 3,4-dimethylbenzenesulfonate491603-52-2C18H17NO3S
- N-(2-Furylmethyl)-2-phenoxy-N-(2-thienylmethyl)acetamide898477-55-9C18H17NO3S
- {1-[(4-Methylphenyl)sulfonyl]-5-phenyl-1H-pyrrol-3-yl}methanol881673-30-9C18H17NO3S
- 5-Benzothiazoleacetic acid, 2-(4-methoxyphenyl)-, ethyl ester49702-17-2C18H17NO3S
- 8-Quinolyl 2,4,6-trimethylbenzenesulfonate352444-41-8C18H17NO3S
- 3-(4-Methylsulfanylphenyl)-3-(3-oxo-1H-isoindol-2-yl)propanoic acid439121-08-1C18H17NO3S
- 3-Hydroxy-5-phenyl-1-propyl-4-(thiophen-2-ylcarbonyl)-1,5-dihydro-2H-pyrrol-2-one879930-31-1C18H17NO3S
- N-(Furan-2-ylmethyl)-4-methoxy-N-(thiophen-2-ylmethyl)benzamide898476-50-1C18H17NO3S
- N-(1,1-Dioxido-2,3-dihydrothiophen-3-yl)-N,2-diphenylacetamide863021-26-5C18H17NO3S
- (E)-3-(Furan-2-yl)-N-(furan-3-ylmethyl)-N-(2-(thiophen-2-yl)ethyl)acrylamide1428381-77-4C18H17NO3S
- 1'-(4-Methylthiophene-2-carbonyl)-3H-spiro[2-benzofuran-1,4'-piperidine]-3-one1797318-92-3C18H17NO3S
- N-(2-Methoxy-5-methylphenyl)naphthalene-2-sulfonamide500189-37-7C18H17NO3S
- N-(2-Methoxy-5-methylphenyl)-1-naphthalenesulfonamide670259-57-1C18H17NO3S
- N-(4-Ethoxyphenyl)-1-naphthalenesulfonamide71862-40-3C18H17NO3S
- Methyl 4-(5-{[(thiophen-2-ylmethyl)amino]methyl}furan-2-yl)benzoate892596-79-1C18H17NO3S
- 7-Methoxy-N-((1-(thiophen-2-yl)cyclopropyl)methyl)benzofuran-2-carboxamide1209197-49-8C18H17NO3S
- 4-Oxo-N-propyl-N-(thiophen-3-ylmethyl)-4H-chromene-2-carboxamide1234812-87-3C18H17NO3S
- (E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-cyclopropyl-N-(thiophen-3-ylmethyl)acrylamide1286744-53-3C18H17NO3S
- (E)-N-(Furan-2-ylmethyl)-3-(furan-3-yl)-N-(2-(thiophen-2-yl)ethyl)acrylamide1798411-17-2C18H17NO3S
- (5Z)-5-[(5-Methylfuran-2-yl)methylidene]-3-(3-phenylpropyl)-1,3-thiazolidine-2,4-dione667898-00-2C18H17NO3S
- 2-Methoxy-N-(4-methoxyphenyl)naphthalene-1-sulfinamide477714-08-2C18H17NO3S
- 2-(Benzyloxy)-5-[(4-methoxyphenoxy)methyl]-1,3-thiazole339104-93-7C18H17NO3S
- 1H-Pyrrole, 2-(4-methoxyphenyl)-1-[(4-methylphenyl)sulfonyl]-637354-46-2C18H17NO3S
- (5-(Thiophen-2-yl)isoxazol-3-yl)methyl 2-phenylbutanoate946238-45-5C18H17NO3S
- 1-Ethyl-3-tosylquinolin-4(1H)-one899215-20-4C18H17NO3S
- Fmoc-(S)-2-aminopropanethioic S-acid1158245-85-2C18H17NO3S
- N-(2-Hydroxy-2-(4-(methylthio)phenyl)ethyl)benzofuran-2-carboxamide1448047-51-5C18H17NO3S
- (E)-N-(3-(Benzofuran-2-yl)-3-hydroxypropyl)-3-(thiophen-2-yl)acrylamide1448139-32-9C18H17NO3S
- 1'-(4-Methylthiophene-2-carbonyl)-3,4-dihydrospiro[1-benzopyran-2,3'-pyrrolidine]-4-one1448026-76-3C18H17NO3S
- 1'-(4-Methylthiophene-2-carbonyl)-3H-spiro[2-benzofuran-1,3'-piperidine]-3-one1797703-03-7C18H17NO3S
- Benzofuran-2-yl(7-(furan-2-yl)-1,4-thiazepan-4-yl)methanone1787882-94-3C18H17NO3S
- (E)-N-(2-(Benzo[b]thiophen-2-yl)-2-hydroxypropyl)-3-(furan-2-yl)acrylamide2035000-69-0C18H17NO3S
- (E)-N-(2-(Benzo[b]thiophen-2-yl)-2-hydroxypropyl)-3-(furan-3-yl)acrylamide2035004-84-1C18H17NO3S
- (E)-N-(2-(Benzofuran-2-yl)-2-hydroxypropyl)-3-(thiophen-3-yl)acrylamide2035019-07-7C18H17NO3S
- 5-(3-Formyl-1-isopropyl-indol-5-yl)-thiophene-2-carboxylic acid methyl ester1287767-26-3C18H17NO3S
- 5,7-Dimethyl-1-tosyl-1H-indole-4-carbaldehyde1481633-44-6C18H17NO3S
- 3-[(4-Methylphenyl)carbonyl]-2-phenyl-1,3-thiazolidine-4-carboxylic acid2058370-76-4C18H17NO3S
- 1'-[2-(Thiophen-2-yl)acetyl]-3H-spiro[2-benzofuran-1,4'-piperidine]-3-one1705837-39-3C18H17NO3S
- 1'-[2-(Thiophen-2-yl)acetyl]-3H-spiro[2-benzofuran-1,3'-piperidine]-3-one1705986-06-6C18H17NO3S
- N-(2-(Furan-2-yl)-2-hydroxypropyl)-4-(thiophen-3-yl)benzamide2034572-75-1C18H17NO3S
- (E)-1-(3-(Benzo[d][1,3]dioxol-5-yl)pyrrolidin-1-yl)-3-(thiophen-3-yl)prop-2-en-1-one2035008-17-2C18H17NO3S
- N-(2-(Furan-2-yl)-2-methoxyethyl)-4-(thiophen-3-yl)benzamide2034256-79-4C18H17NO3S
- N-(2-(Furan-2-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-2-methylbenzamide2034398-65-5C18H17NO3S
- [5-Hydroxy-4-(pyrrolidin-1-ylmethyl)-1-benzofuran-3-yl](thiophen-3-yl)methanone1676069-18-3C18H17NO3S
- 2-Phenoxy-N-((5-(thiophen-2-yl)furan-2-yl)methyl)propanamide2034403-75-1C18H17NO3S
- N-((5-(Thiophen-2-yl)furan-2-yl)methyl)-2-(o-tolyloxy)acetamide2034247-91-9C18H17NO3S
- N-(2-Hydroxy-2-(5-(thiophen-3-yl)furan-2-yl)ethyl)-2-methylbenzamide2034489-70-6C18H17NO3S
- (E)-N-(2-(Benzofuran-2-yl)-2-methoxyethyl)-3-(thiophen-2-yl)acrylamide2035008-09-2C18H17NO3S
- 2-(Benzyloxy)-N-((5-(thiophen-2-yl)furan-2-yl)methyl)acetamide2034592-87-3C18H17NO3S
- 4-Ethoxy-N-((5-(thiophen-3-yl)furan-2-yl)methyl)benzamide2034594-97-1C18H17NO3S
- 2-Phenoxy-N-((5-(thiophen-3-yl)furan-2-yl)methyl)propanamide2034492-72-1C18H17NO3S
- N-((5-(Thiophen-3-yl)furan-2-yl)methyl)-2-(o-tolyloxy)acetamide2034253-93-3C18H17NO3S
- 2-(Benzyloxy)-N-((5-(thiophen-3-yl)furan-2-yl)methyl)acetamide2034439-63-7C18H17NO3S
- N-([2,2'-Bifuran]-5-ylmethyl)-2-(benzylthio)acetamide2034563-58-9C18H17NO3S
- N-[2-(Furan-2-yl)-2-(thiophen-3-yl)ethyl]-3-methoxybenzamide2097910-39-7C18H17NO3S
- N-({[2,2'-Bifuran]-5-yl}methyl)-3-(phenylsulfanyl)propanamide2097915-27-8C18H17NO3S
- N-(2-(Furan-2-yl)-2-(thiophen-3-yl)ethyl)-2-methoxybenzamide2097910-37-5C18H17NO3S
- N-((4-Hydroxy-4,5,6,7-tetrahydrobenzofuran-4-yl)methyl)benzo[b]thiophene-2-carboxamide2319640-97-4C18H17NO3S
- 1-Naphthalenesulfonic acid, 5-(dimethylamino)-, phenyl ester55837-12-2C18H17NO3S
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(prop-2-en-1-ylsulfanyl)benzamide892712-32-2C18H17NO3S
- N-(Furan-3-ylmethyl)-4-methoxy-N-(thiophen-2-ylmethyl)benzamide1421455-79-9C18H17NO3S
- N-(2-(Benzo[b]thiophen-3-yl)-2-hydroxyethyl)-2-methoxybenzamide2034547-14-1C18H17NO3S
- N-[2-(Furan-2-yl)-2-(thiophen-2-yl)ethyl]-3-methoxybenzamide2097919-70-3C18H17NO3S
- N-({[2,2'-Bifuran]-5-yl}methyl)-2-(ethylsulfanyl)benzamide2097918-81-3C18H17NO3S
- (2E)-N-[2-(1-Benzofuran-2-yl)-2-methoxyethyl]-3-(thiophen-3-yl)prop-2-enamide2097939-68-7C18H17NO3S
- N-{[4-(Furan-2-yl)thiophen-2-yl]methyl}-2-phenoxypropanamide2379984-63-9C18H17NO3S
- 4-Ethoxy-N-{[4-(furan-2-yl)thiophen-2-yl]methyl}benzamide2379978-04-6C18H17NO3S
- N-{[4-(Furan-3-yl)thiophen-2-yl]methyl}-2-(3-methoxyphenyl)acetamide2380056-58-4C18H17NO3S
- N-[[4-(Furan-3-yl)thiophen-2-yl]methyl]-2-phenoxypropanamide2379978-41-1C18H17NO3S
- 2-(Benzyloxy)-N-{[4-(furan-3-yl)thiophen-2-yl]methyl}acetamide2380032-39-1C18H17NO3S
- 2-Ethoxy-N-{[4-(furan-3-yl)thiophen-2-yl]methyl}benzamide2379998-19-1C18H17NO3S
Frequently asked questions
What is the molar mass of C18H17NO3S?
The molar mass of C18H17NO3S is 327.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 17 hydrogen atoms, 1 nitrogen atom, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 327.0929 Da.
How many compounds have the formula C18H17NO3S?
CompoundList lists 131 compounds with the molecular formula C18H17NO3S, including N-(4-Hydroxynaphthalen-1-yl)-2,5-dimethylbenzenesulfonamide, N-(4-Hydroxynaphthalen-1-yl)-2,4-dimethylbenzenesulfonamide, Methyl 4-(3-benzyl-4-oxo-1,3-thiazolidin-2-yl)benzoate. 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 C18H17NO3S?
C18H17NO3S has a degree of unsaturation of 11. 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.