Molecular formula
C18H18N2O2S2
88 compounds have this formula on CompoundList.
- Molar mass
- 358.47g/mol
- Monoisotopic mass
- 358.0810Da
- Atoms
- 42
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H18N2O2S2 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms and 2 sulfur atoms. 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 × 1860.31%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 185.06%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 27.81%14.007 × 2 = 28.014 g/mol
- O Oxygen × 28.93%15.999 × 2 = 31.998 g/mol
- S Sulfur × 217.89%32.06 × 2 = 64.120 g/mol
Look up another formula
Compounds with the formula C18H18N2O2S2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 88 of 88 compounds
![(2-Hydroxy-phenyl)-[4-(2-hydroxy-thiobenzoyl)-piperazin-1-yl]-methanethione chemical structure, C18H18N2O2S2, CAS 101793-38-8](/s/LGTSXRPGGWMJOR-UHFFFAOYSA-N.svg)
(2-Hydroxy-phenyl)-[4-(2-hydroxy-thiobenzoyl)-piperazin-1-yl]-methanethione
CAS 101793-38-8C18H18N2O2S2
![5-[(2-Hydroxyethyl)sulfanyl]-4-phenyl-8-thia-4,6-diazatricyclo[7.4.0.0,2,7]trideca-1(9),2(7),5-trien-3-one chemical structure, C18H18N2O2S2, CAS 325700-59-2](/s/NVKRAMBEZLABNV-UHFFFAOYSA-N.svg)
5-[(2-Hydroxyethyl)sulfanyl]-4-phenyl-8-thia-4,6-diazatricyclo[7.4.0.0,2,7]trideca-1(9),2(7),5-trien-3-one
CAS 325700-59-2C18H18N2O2S2
![3-Benzyl-6,6-dimethyl-2-sulfanyl-3,5,6,8-tetrahydro-4H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-one chemical structure, C18H18N2O2S2, CAS 332145-23-0](/s/YXVJROUYSNWFDB-UHFFFAOYSA-N.svg)
3-Benzyl-6,6-dimethyl-2-sulfanyl-3,5,6,8-tetrahydro-4H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-one
CAS 332145-23-0C18H18N2O2S2
![[(5-Benzothiazol-2-yl-2-methylphenyl)sulfonyl]pyrrolidine chemical structure, C18H18N2O2S2, CAS 690247-09-7](/s/FSXFURPTOPTXBB-UHFFFAOYSA-N.svg)
[(5-Benzothiazol-2-yl-2-methylphenyl)sulfonyl]pyrrolidine
CAS 690247-09-7C18H18N2O2S2
3-ET-5,6-Dimethyl-2-((2-oxo-2-phenylethyl)thio)thieno(2,3-D)pyrimidin-4(3H)-one
CAS 335399-66-1C18H18N2O2S2
![2-{1-[(4-Methylphenyl)sulfonyl]-2-pyrrolidinyl}-1,3-benzothiazole chemical structure, C18H18N2O2S2, CAS 359802-85-0](/s/VKWBHBOCPAYTBS-UHFFFAOYSA-N.svg)
2-{1-[(4-Methylphenyl)sulfonyl]-2-pyrrolidinyl}-1,3-benzothiazole
CAS 359802-85-0C18H18N2O2S2
N-(4-(4-Methoxyphenyl)thiazol-2-yl)-4-(thiophen-2-yl)butanamide
CAS 851206-59-2C18H18N2O2S2
![1-[4-Acetyl-2,5-dimethyl-1-(5-methyl-4-thiophen-2-yl-1,3-thiazol-2-yl)pyrrol-3-yl]ethanone chemical structure, C18H18N2O2S2, CAS 695174-49-3](/s/FLXHRQYHCUMKFV-UHFFFAOYSA-N.svg)
1-[4-Acetyl-2,5-dimethyl-1-(5-methyl-4-thiophen-2-yl-1,3-thiazol-2-yl)pyrrol-3-yl]ethanone
CAS 695174-49-3C18H18N2O2S2
![N-{2-[2-(4-Methoxyphenyl)-4-methyl-1,3-thiazol-5-yl]ethyl}thiophene-2-carboxamide chemical structure, C18H18N2O2S2, CAS 869070-19-9](/s/ORQJFYZUCFPVKO-UHFFFAOYSA-N.svg)
N-{2-[2-(4-Methoxyphenyl)-4-methyl-1,3-thiazol-5-yl]ethyl}thiophene-2-carboxamide
CAS 869070-19-9C18H18N2O2S2
(3Z)-3-(3-Allyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)-1-butyl-1,3-dihydro-2H-indol-2-one
CAS 438458-75-4C18H18N2O2S2
![3-[(6-Ethoxy-1,3-benzothiazol-2-yl)sulfanyl]-N-phenylpropanamide chemical structure, C18H18N2O2S2, CAS 421566-19-0](/s/QQBRRHIYESKCNH-UHFFFAOYSA-N.svg)
3-[(6-Ethoxy-1,3-benzothiazol-2-yl)sulfanyl]-N-phenylpropanamide
CAS 421566-19-0C18H18N2O2S2
![3-(4-Methoxyphenyl)-2-(methylsulfanyl)-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4(3H)-one chemical structure, C18H18N2O2S2, CAS 310416-49-0](/s/BIMGRIKMGGFPIT-UHFFFAOYSA-N.svg)
3-(4-Methoxyphenyl)-2-(methylsulfanyl)-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4(3H)-one
CAS 310416-49-0C18H18N2O2S2
1-(Thiophen-2-yl)-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)cyclopentanecarboxamide
CAS 1208941-06-3C18H18N2O2S2
![3-((4-Methoxyphenyl)thio)-N-(2-methylbenzo[d]thiazol-5-yl)propanamide chemical structure, C18H18N2O2S2, CAS 941902-53-0](/s/ROPLOLQWEMNDKX-UHFFFAOYSA-N.svg)
3-((4-Methoxyphenyl)thio)-N-(2-methylbenzo[d]thiazol-5-yl)propanamide
CAS 941902-53-0C18H18N2O2S2
N-(6-Methyl-1,3-benzothiazol-2-yl)-4-thiophen-2-yloxane-4-carboxamide
CAS 877650-52-7C18H18N2O2S2
![3-((4-Methoxyphenyl)thio)-N-(4-methylbenzo[d]thiazol-2-yl)propanamide chemical structure, C18H18N2O2S2, CAS 941902-50-7](/s/LTYJOVXYGBDMTB-UHFFFAOYSA-N.svg)
3-((4-Methoxyphenyl)thio)-N-(4-methylbenzo[d]thiazol-2-yl)propanamide
CAS 941902-50-7C18H18N2O2S2
![N-(5,6-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)thio)acetamide chemical structure, C18H18N2O2S2, CAS 941988-29-0](/s/YCLHUWDQLGIAMH-UHFFFAOYSA-N.svg)
N-(5,6-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)thio)acetamide
CAS 941988-29-0C18H18N2O2S2
![4-(4-Methoxyphenyl)-5-sulfanyl-8-thia-4,6-diazatricyclo[7.5.0.0,2,7]tetradeca-1(9),2(7),5-trien-3-one chemical structure, C18H18N2O2S2, CAS 309741-47-7](/s/OPZCBDFJTAVDAR-UHFFFAOYSA-N.svg)
4-(4-Methoxyphenyl)-5-sulfanyl-8-thia-4,6-diazatricyclo[7.5.0.0,2,7]tetradeca-1(9),2(7),5-trien-3-one
CAS 309741-47-7C18H18N2O2S2
![2-Mercapto-5-(4-methylphenyl)-3-(tetrahydrofuran-2-ylmethyl)thieno[2,3-d]pyrimidin-4(3H)-one chemical structure, C18H18N2O2S2, CAS 793716-03-7](/s/OOORYHQKUKLTLM-UHFFFAOYSA-N.svg)
2-Mercapto-5-(4-methylphenyl)-3-(tetrahydrofuran-2-ylmethyl)thieno[2,3-d]pyrimidin-4(3H)-one
CAS 793716-03-7C18H18N2O2S2
![3-(4-Ethoxyphenyl)-2-sulfanylidene-5,6,7,8-tetrahydro-1H-[1]benzothiolo[2,3-d]pyrimidin-4-one chemical structure, C18H18N2O2S2, CAS 65234-03-9](/s/TVVBAUVSQIVFLE-UHFFFAOYSA-N.svg)
3-(4-Ethoxyphenyl)-2-sulfanylidene-5,6,7,8-tetrahydro-1H-[1]benzothiolo[2,3-d]pyrimidin-4-one
CAS 65234-03-9C18H18N2O2S2
![2-(4-(Piperidin-1-ylsulfonyl)phenyl)benzo[d]thiazole chemical structure, C18H18N2O2S2, CAS 307326-01-8](/s/XARJARRRMIPTEB-UHFFFAOYSA-N.svg)
2-(4-(Piperidin-1-ylsulfonyl)phenyl)benzo[d]thiazole
CAS 307326-01-8C18H18N2O2S2
Benzyl 4-methyl-6-(3-methylthiophen-2-yl)-2-sulfanyl-1,6-dihydropyrimidine-5-carboxylate
CAS 331454-68-3C18H18N2O2S2
![2-[1-(Phenylsulfonyl)-4-piperidinyl]-1,3-benzothiazole chemical structure, C18H18N2O2S2, CAS 605628-10-2](/s/MQHGQKONPHFFPX-UHFFFAOYSA-N.svg)
2-[1-(Phenylsulfonyl)-4-piperidinyl]-1,3-benzothiazole
CAS 605628-10-2C18H18N2O2S2
![N-(3-Cyano-5,5-dimethyl-4,7-dihydrothieno[2,3-c]thiopyran-2-yl)-2-phenoxyacetamide chemical structure, C18H18N2O2S2, CAS 303042-33-3](/s/ZKTLDZMCXSJMBA-UHFFFAOYSA-N.svg)
N-(3-Cyano-5,5-dimethyl-4,7-dihydrothieno[2,3-c]thiopyran-2-yl)-2-phenoxyacetamide
CAS 303042-33-3C18H18N2O2S2
- 2-[(6-Ethoxy-1,3-benzothiazol-2-yl)sulfanyl]-N-(3-methylphenyl)acetamide330950-89-5C18H18N2O2S2
- 1-Phenyl-3-(p-tolyl)tetrahydro-1H-thieno[3,4-d]imidazole-2(3H)-thione 5,5-dioxide538338-47-5C18H18N2O2S2
- (3Z)-3-(3-Cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)-1-methyl-1,3-dihydro-2H-indol-2-one324544-08-3C18H18N2O2S2
- 2-(1,3-Benzothiazol-2-ylsulfanyl)-N-(4-propan-2-yloxyphenyl)acetamide310415-07-7C18H18N2O2S2
- 1-(3-Methylphenyl)-3-phenyltetrahydro-1H-thieno[3,4-d]imidazole-2(3H)-thione 5,5-dioxide620590-10-5C18H18N2O2S2
- 2-[1-(Benzylsulfonyl)-2-pyrrolidinyl]-1,3-benzothiazole672925-47-2C18H18N2O2S2
- 6,6-Dimethyl-2-methylsulfanyl-3-phenyl-3,5,6,8-tetrahydro-7-oxa-9-thia-1,3-diaza-fluoren-4-one301353-60-6C18H18N2O2S2
- (1Z)-4,4,6,8-Tetramethyl-1-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-2(1H)-one810631-19-7C18H18N2O2S2
- N-Phenethyl-N-(pyridin-2-ylmethyl)thiophene-2-sulfonamide1286726-63-3C18H18N2O2S2
- (E)-N-(4-Methoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-3-(phenylthio)propanamide441291-52-7C18H18N2O2S2
- 2-(4-(Ethylthio)phenyl)-N-(4-methoxybenzo[d]thiazol-2-yl)acetamide941971-34-2C18H18N2O2S2
- 4-Ethyl-N-[4-(2-methyl-1,3-thiazol-4-yl)phenyl]benzenesulfonamide724737-69-3C18H18N2O2S2
- 2-[(4-Ethoxyphenyl)imino]-3-ethyl-5-(2-thienylmethylene)-1,3-thiazolidin-4-one443876-83-3C18H18N2O2S2
- N-(6-Ethoxy-1,3-benzothiazol-2-yl)-2-(ethylsulfanyl)benzamide825596-97-2C18H18N2O2S2
- 4-(3-Methoxyphenyl)-5-sulfanyl-8-thia-4,6-diazatricyclo[7.5.0.0,2,7]tetradeca-1(9),2(7),5-trien-3-one519150-62-0C18H18N2O2S2
- 4-(2-Methoxyphenyl)-11-methyl-5-sulfanyl-8-thia-4,6-diazatricyclo[7.4.0.0,2,7]trideca-1(9),2(7),5-trien-3-one885524-63-0C18H18N2O2S2
- N-(4,5-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)thio)acetamide941988-19-8C18H18N2O2S2
- 3-((4-Methoxyphenyl)thio)-N-(6-methylbenzo[d]thiazol-2-yl)propanamide941902-47-2C18H18N2O2S2
- N-(4-Methoxy-7-methylbenzo[d]thiazol-2-yl)-2-(4-(methylthio)phenyl)acetamide899738-80-8C18H18N2O2S2
- N-(Furan-3-ylmethyl)-2-(methylthio)-N-(2-(thiophen-2-yl)ethyl)nicotinamide1428375-63-6C18H18N2O2S2
- 2-(1,3-Benzothiazol-2-ylsulfanyl)-N-(4-ethoxyphenyl)propanamide693238-77-6C18H18N2O2S2
- 4-Methyl-N-(2-(2-phenylthiazol-4-yl)ethyl)benzenesulfonamide863511-77-7C18H18N2O2S2
- N-(4-Methyl-1,3-benzothiazol-2-yl)-4-thiophen-2-yloxane-4-carboxamide877650-24-3C18H18N2O2S2
- N-(2-(2-(m-Tolyl)thiazol-4-yl)ethyl)benzenesulfonamide896604-59-4C18H18N2O2S2
- 2-(3-Oxothiomorpholin-2-yl)-N-[2-(phenylsulfanyl)phenyl]acetamide880071-80-7C18H18N2O2S2
- N-(2-Methoxyphenyl)-3-(2-methyl-4-(thiophen-2-yl)thiazol-5-yl)propanamide1017663-28-3C18H18N2O2S2
- N-(3-Methoxyphenyl)-3-[2-methyl-4-(thiophen-2-yl)-1,3-thiazol-5-yl]propanamide1017663-30-7C18H18N2O2S2
- N-(4-Methoxyphenyl)-3-[2-methyl-4-(thiophen-2-yl)-1,3-thiazol-5-yl]propanamide1017663-31-8C18H18N2O2S2
- 3-Phenyl-N-[(2Z)-4,5,6,7-tetrahydro-1,3-benzothiazol-2(3H)-ylidene]-5,6-dihydro-1,4-oxathiine-2-carboxamide1010918-99-6C18H18N2O2S2
- N-((4-(Thiophen-2-yl)tetrahydro-2H-pyran-4-yl)methyl)benzo[d]thiazole-6-carboxamide1324691-22-6C18H18N2O2S2
- N-(Tetrahydro-2H-pyran-4-yl)-N-(thiophen-2-ylmethyl)benzo[d]thiazole-6-carboxamide1797545-99-3C18H18N2O2S2
- 2,4-Dimethyl-N-[3-(2-methyl-1,3-thiazol-4-yl)phenyl]benzenesulfonamide667911-09-3C18H18N2O2S2
- Methylethyl 2-[5-(4-methylphenyl)thiopheno[3,2-e]pyrimidin-4-ylthio]acetate457642-67-0C18H18N2O2S2
- 2-(3-Piperidin-1-ylsulfonylphenyl)-1,3-benzothiazole638135-68-9C18H18N2O2S2
- N-(3-Cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-3-((4-methoxyphenyl)thio)propanamide941902-59-6C18H18N2O2S2
- N-((4-(Thiophen-2-yl)tetrahydro-2H-pyran-4-yl)methyl)benzo[d]thiazole-2-carboxamide1207052-51-4C18H18N2O2S2
- (E)-N-[1-(1,3-Benzothiazol-2-yl)ethyl]-N-methyl-2-phenylethenesulfonamide1281686-96-1C18H18N2O2S2
- 2-Phenyl-N-((5-(thiophen-2-yl)pyridin-3-yl)methyl)ethanesulfonamide2034598-42-8C18H18N2O2S2
- 2-Phenyl-N-((2-(thiophen-3-yl)pyridin-3-yl)methyl)ethanesulfonamide2310125-86-9C18H18N2O2S2
- (3Z)-3-(3-Butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)-1-(prop-2-en-1-yl)-1,3-dihydro-2H-indol-2-one324547-30-0C18H18N2O2S2
- N-(Furan-2-ylmethyl)-2-(2-((4-methylbenzyl)thio)thiazol-4-yl)acetamide941984-81-2C18H18N2O2S2
- N-[2-(4-Methoxyphenyl)ethyl]-2-[4-(2-thienyl)-1,3-thiazol-5-yl]acetamide1011921-74-6C18H18N2O2S2
- 3-[1-[(4-Methylphenyl)methyl]-2-oxo-4-thiophen-3-ylazetidin-3-yl]-1,3-thiazolidin-2-one1252091-75-0C18H18N2O2S2
- N-((4-Methyl-2-(o-tolyl)thiazol-5-yl)methyl)benzenesulfonamide1448036-52-9C18H18N2O2S2
- 8-((4-(Thiophen-3-yl)piperidin-1-yl)sulfonyl)quinoline1797873-33-6C18H18N2O2S2
- 2-(Benzo[d]isoxazol-3-yl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethanone1705096-53-2C18H18N2O2S2
- 1-(4-Ethoxyphenyl)-3-(thiophen-2-yl(thiophen-3-yl)methyl)urea2034513-49-8C18H18N2O2S2
- 1-(2-Phenoxyethyl)-3-(thiophen-2-yl(thiophen-3-yl)methyl)urea2034459-48-6C18H18N2O2S2
- N-((4-(Thiophen-3-yl)tetrahydro-2H-pyran-4-yl)methyl)benzo[d]thiazole-6-carboxamide2320684-28-2C18H18N2O2S2
- S~1~,S~4~-Diphenyl piperazine-1,4-dicarbothioate77718-07-1C18H18N2O2S2
- N-(5-Ethyl-4-phenyl-1,3-thiazol-2-yl)-1-phenylmethanesulfonamide600130-77-6C18H18N2O2S2
- Carbamic acid, N,N'-vinylenebis(thio-, S,S-di-o-tolyl ester73622-82-9C18H18N2O2S2
- N-(3-Benzyl-4-methyl-1,3-thiazol-2-ylidene)-4-methyl-benzenesulfonamide4767-42-4C18H18N2O2S2
- 5-Thiazolecarboxamide, N-methyl-N-[2-(2-methylphenoxy)ethyl]-2-(2-thienyl)-1321517-52-5C18H18N2O2S2
- N-(2-Methoxy-2-(5-methylthiophen-2-yl)ethyl)-2-phenylthiazole-4-carboxamide1797182-62-7C18H18N2O2S2
- 3-(2-{[2,2'-Bithiophene]-5-yl}-2-hydroxyethyl)-1-(2-methylphenyl)urea2097903-00-7C18H18N2O2S2
- N-[2-Hydroxy-2-methyl-3-(thiophen-3-yl)propyl]-2-phenyl-1,3-thiazole-4-carboxamide2097926-19-5C18H18N2O2S2
- 3-({[3,3'-Bithiophene]-5-yl}methyl)-1-(2-ethoxyphenyl)urea2380040-88-8C18H18N2O2S2
- 3-({[3,3'-Bithiophene]-5-yl}methyl)-1-(2-phenoxyethyl)urea2379970-35-9C18H18N2O2S2
- 5-(3,4-Dimethoxyphenyl)-2-[4-(methylsulfanyl)phenyl]-1H-imidazole-4-thiol2640821-67-4C18H18N2O2S2
- Piperazine, 1,4-bis[1-oxo-3-(2-thienyl)-2-propenyl]-55557-54-5C18H18N2O2S2
- 1-[2-Hydroxy-2-(4-thiophen-2-ylphenyl)ethyl]-3-(thiophen-2-ylmethyl)urea2380188-95-2C18H18N2O2S2
- 2-{[2-(4-Methylbenzene-1-sulfonyl)ethyl]sulfanyl}-1-phenyl-1H-imidazole96338-14-6C18H18N2O2S2
- 3-[(4-Methoxyphenyl)methyl]-2-[(2-methylprop-2-en-1-yl)sulfanyl]-3H,4H-thieno[3,2-d]pyrimidin-4-one2742027-76-3C18H18N2O2S2
Frequently asked questions
What is the molar mass of C18H18N2O2S2?
The molar mass of C18H18N2O2S2 is 358.47 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 358.0810 Da.
How many compounds have the formula C18H18N2O2S2?
CompoundList lists 88 compounds with the molecular formula C18H18N2O2S2, including (2-Hydroxy-phenyl)-[4-(2-hydroxy-thiobenzoyl)-piperazin-1-yl]-methanethione, 5-[(2-Hydroxyethyl)sulfanyl]-4-phenyl-8-thia-4,6-diazatricyclo[7.4.0.0,2,7]trideca-1(9),2(7),5-trien-3-one, 3-Benzyl-6,6-dimethyl-2-sulfanyl-3,5,6,8-tetrahydro-4H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-one. 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 C18H18N2O2S2?
C18H18N2O2S2 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.