Molecular formula
C18H18N2O3S2
131 compounds have this formula on CompoundList.
- Molar mass
- 374.47g/mol
- Monoisotopic mass
- 374.0759Da
- Atoms
- 43
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H18N2O3S2 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 3 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 × 1857.73%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 184.85%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 27.48%14.007 × 2 = 28.014 g/mol
- O Oxygen × 312.82%15.999 × 3 = 47.997 g/mol
- S Sulfur × 217.12%32.06 × 2 = 64.120 g/mol
Look up another formula
Compounds with the formula C18H18N2O3S2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 131 compounds
![2-[4-Methyl-3-(morpholin-4-ylsulfonyl)phenyl]-1,3-benzothiazole chemical structure, C18H18N2O3S2, CAS 690247-53-1](/s/NNFDMVIMJVYHHU-UHFFFAOYSA-N.svg)
2-[4-Methyl-3-(morpholin-4-ylsulfonyl)phenyl]-1,3-benzothiazole
CAS 690247-53-1C18H18N2O3S2
![{(5Z)-4-Oxo-2-thioxo-5-[(2Z)-2-(1,3,3-trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-1,3-thiazolidin-3-yl}acetic acid chemical structure, C18H18N2O3S2, CAS 309242-67-9](/s/WOANOBPXYMWGAU-QKPPEBSVSA-N.svg)
{(5Z)-4-Oxo-2-thioxo-5-[(2Z)-2-(1,3,3-trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-1,3-thiazolidin-3-yl}acetic acid
CAS 309242-67-9C18H18N2O3S2
![Ethyl 2-{[(benzoylamino)carbothioyl]amino}-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate chemical structure, C18H18N2O3S2, CAS 55056-27-4](/s/OIGYXKOSKWLXIQ-UHFFFAOYSA-N.svg)
Ethyl 2-{[(benzoylamino)carbothioyl]amino}-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
CAS 55056-27-4C18H18N2O3S2
![N-(4,7-Dimethoxybenzo[d]thiazol-2-yl)-3-(phenylthio)propanamide chemical structure, C18H18N2O3S2, CAS 868368-61-0](/s/HYDDZWIOIGHNIV-UHFFFAOYSA-N.svg)
N-(4,7-Dimethoxybenzo[d]thiazol-2-yl)-3-(phenylthio)propanamide
CAS 868368-61-0C18H18N2O3S2
2-(3,4-Dimethoxyphenyl)-N-(2-methylsulfanyl-1,3-benzothiazol-6-yl)acetamide
CAS 566164-75-8C18H18N2O3S2
2-(4-Methoxyphenyl)-5-(methylthio)-4-tosyl-1H-imidazole
CAS 164398-67-8C18H18N2O3S2
![N-[6-(Methylsulfonyl)benzothiazol-2-yl]-4-phenylbutanamide chemical structure, C18H18N2O3S2, CAS 432510-18-4](/s/WVGWUJQBBUHQIA-UHFFFAOYSA-N.svg)
N-[6-(Methylsulfonyl)benzothiazol-2-yl]-4-phenylbutanamide
CAS 432510-18-4C18H18N2O3S2
N-(2-(2-(3,4-Dimethoxyphenyl)thiazol-4-yl)ethyl)thiophene-2-carboxamide
CAS 863556-11-0C18H18N2O3S2
4-(Phenylsulfonyl)-5-(piperidin-1-yl)-2-(thiophen-2-yl)oxazole
CAS 627832-82-0C18H18N2O3S2
N-(6-Methylsulfonyl-1,3-benzothiazol-2-yl)-2-phenylbutanamide
CAS 349537-72-0C18H18N2O3S2
(Z)-5-Ethyl-2-(phenylimino)-3-tosylthiazolidin-4-one
CAS 315238-23-4C18H18N2O3S2
2,4,6-Trimethyl-N-(6-methylsulfonyl-1,3-benzothiazol-2-yl)benzamide
CAS 449168-80-3C18H18N2O3S2
![N-(4,6-Dimethylbenzo[d]thiazol-2-yl)-2-tosylacetamide chemical structure, C18H18N2O3S2, CAS 895442-94-1](/s/LJHRMIOPBWEPRT-UHFFFAOYSA-N.svg)
N-(4,6-Dimethylbenzo[d]thiazol-2-yl)-2-tosylacetamide
CAS 895442-94-1C18H18N2O3S2
![N-(3-Cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-2-tosylacetamide chemical structure, C18H18N2O3S2, CAS 895447-06-0](/s/KTDLUVXVLNNQRO-UHFFFAOYSA-N.svg)
N-(3-Cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-2-tosylacetamide
CAS 895447-06-0C18H18N2O3S2
![(3Z)-1-Ethyl-3-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]-1,3-dihydro-2H-indol-2-one chemical structure, C18H18N2O3S2, CAS 1164564-49-1](/s/ZWHICDKPELRIJC-PFONDFGASA-N.svg)
(3Z)-1-Ethyl-3-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]-1,3-dihydro-2H-indol-2-one
CAS 1164564-49-1C18H18N2O3S2
![3-(Benzylsulfonyl)-N-(2-methylbenzo[d]thiazol-6-yl)propanamide chemical structure, C18H18N2O3S2, CAS 923386-18-9](/s/DEMHGPJDFGBLRM-UHFFFAOYSA-N.svg)
3-(Benzylsulfonyl)-N-(2-methylbenzo[d]thiazol-6-yl)propanamide
CAS 923386-18-9C18H18N2O3S2
![2-(6-Methoxy-3,4-dihydroisoquinolin-2(1H)-yl)-6-(methylsulfonyl)benzo[d]thiazole chemical structure, C18H18N2O3S2, CAS 1219901-92-4](/s/ZULBJRKXWUAGCS-UHFFFAOYSA-N.svg)
2-(6-Methoxy-3,4-dihydroisoquinolin-2(1H)-yl)-6-(methylsulfonyl)benzo[d]thiazole
CAS 1219901-92-4C18H18N2O3S2
5-Benzyl-1-((2,5-dimethylphenyl)sulfonyl)-2-thioxoimidazolidin-4-one
CAS 1008185-93-0C18H18N2O3S2
![3-(Benzenesulfonyl)-N-[2-(2-cyanoethylsulfanyl)phenyl]propanamide chemical structure, C18H18N2O3S2, CAS 868676-30-6](/s/IKOKIJMYTXKGGD-UHFFFAOYSA-N.svg)
3-(Benzenesulfonyl)-N-[2-(2-cyanoethylsulfanyl)phenyl]propanamide
CAS 868676-30-6C18H18N2O3S2
![N-(2-(Methylthio)phenyl)-4-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinoline-8-sulfonamide chemical structure, C18H18N2O3S2, CAS 898436-12-9](/s/IPBFMSYQKQIOAZ-UHFFFAOYSA-N.svg)
N-(2-(Methylthio)phenyl)-4-oxo-2,4,5,6-tetrahydro-1H-pyrrolo[3,2,1-ij]quinoline-8-sulfonamide
CAS 898436-12-9C18H18N2O3S2
![N-(4-Ethylbenzo[d]thiazol-2-yl)-3-(ethylsulfonyl)benzamide chemical structure, C18H18N2O3S2, CAS 886926-33-6](/s/CEQBVXFXDOIONG-UHFFFAOYSA-N.svg)
N-(4-Ethylbenzo[d]thiazol-2-yl)-3-(ethylsulfonyl)benzamide
CAS 886926-33-6C18H18N2O3S2
Ethyl 3-methyl-5-(3-phenylpropanamido)-4-thiocyanatothiophene-2-carboxylate
CAS 681163-42-8C18H18N2O3S2
![4-Methanesulfonyl-N-[(2Z)-3,4,7-trimethyl-2,3-dihydro-1,3-benzothiazol-2-ylidene]benzamide chemical structure, C18H18N2O3S2, CAS 896353-04-1](/s/VKOYJIJUELTQKB-UHFFFAOYSA-N.svg)
4-Methanesulfonyl-N-[(2Z)-3,4,7-trimethyl-2,3-dihydro-1,3-benzothiazol-2-ylidene]benzamide
CAS 896353-04-1C18H18N2O3S2
![10-[(2-Hydroxyethyl)sulfanyl]-11-(4-methoxyphenyl)-7-thia-9,11-diazatricyclo[6.4.0.0,2,6]dodeca-1(8),2(6),9-trien-12-one chemical structure, C18H18N2O3S2, CAS 931042-07-8](/s/DMMKIAQNYOAQEU-UHFFFAOYSA-N.svg)
10-[(2-Hydroxyethyl)sulfanyl]-11-(4-methoxyphenyl)-7-thia-9,11-diazatricyclo[6.4.0.0,2,6]dodeca-1(8),2(6),9-trien-12-one
CAS 931042-07-8C18H18N2O3S2
- N-(3-Cyano-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-2-(phenylsulfonyl)acetamide895458-38-5C18H18N2O3S2
- 3-(4-Methoxyphenyl)-6,6-dimethyl-2-thioxo-1,2,3,5,6,8-hexahydro-4H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-one332145-16-1C18H18N2O3S2
- 1-(3-Methoxyphenyl)-3-phenyltetrahydro-1H-thieno[3,4-d]imidazole-2(3H)-thione 5,5-dioxide462069-20-1C18H18N2O3S2
- 5-(Pyrrolidin-1-yl)-2-(thiophen-2-yl)-4-tosyloxazole7065-32-9C18H18N2O3S2
- 2-{1-[(4-Methoxyphenyl)sulfonyl]-2-pyrrolidinyl}-1,3-benzothiazole551930-96-2C18H18N2O3S2
- 1-(4-Methoxyphenyl)-3-phenyltetrahydro-1H-thieno[3,4-d]imidazole-2(3H)-thione 5,5-dioxide326908-95-6C18H18N2O3S2
- 4-Ethoxy-N-[4-(2-methyl-1,3-thiazol-4-yl)phenyl]benzenesulfonamide393837-80-4C18H18N2O3S2
- (Z)-2-(5-((1H-Indol-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid612803-09-5C18H18N2O3S2
- 2-((1-(Benzylsulfonyl)azetidin-3-yl)oxy)-4-methylbenzo[d]thiazole1795087-39-6C18H18N2O3S2
- 2-[(6-Ethoxy-1,3-benzothiazol-2-yl)sulfanyl]-N-(3-methoxyphenyl)acetamide380582-00-3C18H18N2O3S2
- (3Z)-1-Allyl-3-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]-1,3-dihydro-2H-indol-2-one324561-13-9C18H18N2O3S2
- 4-(1,2,3-Thiadiazol-4-yl)phenyl 4-(tert-butyl)benzenesulfonate337924-71-7C18H18N2O3S2
- N-(3-Methyl-6-methylsulfonyl-1,3-benzothiazol-2-ylidene)-3-phenylpropanamide683238-12-2C18H18N2O3S2
- N-(4-Methylbenzo[d]thiazol-2-yl)-3-tosylpropanamide434920-94-2C18H18N2O3S2
- (E)-2-(5-((1-Methyl-1H-indol-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)pentanoic acid854002-56-5C18H18N2O3S2
- 1-(4-Methoxyphenyl)-2-(thiophen-2-ylsulfonyl)-1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazine899739-55-0C18H18N2O3S2
- 2-(Benzylsulfonyl)-N-(4-ethylbenzo[d]thiazol-2-yl)acetamide923388-61-8C18H18N2O3S2
- (E)-N-((2-(Furan-2-yl)-4-methylthiazol-5-yl)methyl)-2-(p-tolyl)ethenesulfonamide1421586-36-8C18H18N2O3S2
- 2-Phenoxy-N-((5-(thiophen-3-yl)pyridin-3-yl)methyl)ethanesulfonamide1798521-05-7C18H18N2O3S2
- 3-(2-Methoxyphenyl)-6,6-dimethyl-2-sulfanyl-3,5,6,8-tetrahydro-4H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidin-4-one431071-87-3C18H18N2O3S2
- Acetic acid, 2-[[2-[4-(5-methyl-3-phenyl-4-isoxazolyl)-2-thiazolyl]ethyl]thio]-, methyl ester680215-93-4C18H18N2O3S2
- Ethyl 6-methyl-2-(3-phenylpropanamido)thieno[2,3-d]thiazole-5-carboxylate681163-39-3C18H18N2O3S2
- 4-Methoxy-N-(2-(2-phenylthiazol-4-yl)ethyl)benzenesulfonamide863511-73-3C18H18N2O3S2
- N-(2-(2-(4-Methoxyphenyl)thiazol-4-yl)ethyl)benzenesulfonamide863512-16-7C18H18N2O3S2
- N-(4,5-Dimethylbenzo[d]thiazol-2-yl)-3-(ethylsulfonyl)benzamide886919-42-2C18H18N2O3S2
- 3-(Isopropylsulfonyl)-N-(2-methylbenzo[d]thiazol-6-yl)benzamide900009-52-1C18H18N2O3S2
- (E)-N-(3,6-Dimethylbenzo[d]thiazol-2(3H)-ylidene)-3-(phenylsulfonyl)propanamide1321746-46-6C18H18N2O3S2
- N-(2-(Furan-2-yl)-2-(indolin-1-yl)ethyl)thiophene-2-sulfonamide898432-79-6C18H18N2O3S2
- N-(4,6-Dimethylbenzo[d]thiazol-2-yl)-2-(4-(methylsulfonyl)phenyl)acetamide941883-47-2C18H18N2O3S2
- 3-(Benzenesulfonyl)-N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)propanamide868676-23-7C18H18N2O3S2
- 2-(Benzenesulfonyl)-N-(3-cyano-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)acetamide898405-92-0C18H18N2O3S2
- N-{3-Cyano-4H,5H,6H,7H,8H-cyclohepta[b]thiophen-2-yl}-2-methanesulfonylbenzamide896364-79-7C18H18N2O3S2
- N-(3-Cyano-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)-3-methylsulfonylbenzamide896289-36-4C18H18N2O3S2
- N-(6-Isopropylbenzo[d]thiazol-2-yl)-4-(methylsulfonyl)benzamide896360-14-8C18H18N2O3S2
- N-(3-Cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-2-ethylsulfonylbenzamide898459-07-9C18H18N2O3S2
- N-(4,7-Dimethylbenzo[d]thiazol-2-yl)-3-(ethylsulfonyl)benzamide886921-15-9C18H18N2O3S2
- N-(4,5-Dimethylbenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886938-78-9C18H18N2O3S2
- N-(4,7-Dimethylbenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886916-43-4C18H18N2O3S2
- N-(5,7-Dimethylbenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886916-55-8C18H18N2O3S2
- N-(4-Ethylbenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886921-49-9C18H18N2O3S2
- N-(5,6-Dimethylbenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886931-98-2C18H18N2O3S2
- N-(4,6-Dimethylbenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886936-64-7C18H18N2O3S2
- (E)-N-(3-Methylbenzo[d]thiazol-2(3H)-ylidene)-3-tosylpropanamide898436-80-1C18H18N2O3S2
- 4-(Isopropylsulfonyl)-N-(6-methylbenzo[d]thiazol-2-yl)benzamide899739-04-9C18H18N2O3S2
- 4-(Isopropylsulfonyl)-N-(2-methylbenzo[d]thiazol-6-yl)benzamide899968-02-6C18H18N2O3S2
- N-(3-Cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-4-(phenylsulfonyl)butanamide941966-83-2C18H18N2O3S2
- N-(6-Methoxybenzo[d]thiazol-2-yl)-3-((4-methoxyphenyl)thio)propanamide942006-76-0C18H18N2O3S2
- N-(4,7-Dimethoxybenzo[d]thiazol-2-yl)-2-(4-(methylthio)phenyl)acetamide899967-81-8C18H18N2O3S2
- N-(3-Cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-2-(4-(methylsulfonyl)phenyl)acetamide942008-39-1C18H18N2O3S2
- N-(3-(2-Methylthiazol-4-yl)phenyl)-2-phenoxyethanesulfonamide1351645-78-7C18H18N2O3S2
- 2-(Benzo[d]oxazol-2-ylthio)-1-(7-(furan-2-yl)-1,4-thiazepan-4-yl)ethanone1705761-32-5C18H18N2O3S2
- (E)-4-Methyl-N-(3-(2-oxo-2-phenylethyl)thiazolidin-2-ylidene)benzenesulfonamide503430-84-0C18H18N2O3S2
- N-(2-(2-Methylthiazol-4-yl)ethyl)-4-phenoxybenzenesulfonamide863511-60-8C18H18N2O3S2
- Ethyl 2-[5,7-dimethyl-2-(thiophene-2-carbonylimino)-1,3-benzothiazol-3-yl]acetate868675-02-9C18H18N2O3S2
- N-(5,6-Dimethoxybenzo[d]thiazol-2-yl)-3-(phenylthio)propanamide895443-52-4C18H18N2O3S2
- 2-Methylsulfonyl-N-(3,5,7-trimethyl-1,3-benzothiazol-2-ylidene)benzamide896271-08-2C18H18N2O3S2
- N-(6-Ethyl-3-methyl-1,3-benzothiazol-2-ylidene)-4-methylsulfonylbenzamide896360-76-2C18H18N2O3S2
- N-(6-Methylbenzo[d]thiazol-2-yl)-3-tosylpropanamide895472-52-3C18H18N2O3S2
- N-(6-Isopropylbenzo[d]thiazol-2-yl)-3-(methylsulfonyl)benzamide896333-54-3C18H18N2O3S2
- N-(3-Cyano-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)-4-methylsulfonylbenzamide896342-46-4C18H18N2O3S2
- N-(4,7-Dimethoxybenzo[d]thiazol-2-yl)-2-(ethylthio)benzamide886917-79-9C18H18N2O3S2
- N-(5,6-Dimethoxybenzo[d]thiazol-2-yl)-3-(ethylthio)benzamide886914-30-3C18H18N2O3S2
- N-(5,6-Dimethoxybenzo[d]thiazol-2-yl)-4-(ethylthio)benzamide886933-62-6C18H18N2O3S2
- N-(5,6-Dimethylbenzo[d]thiazol-2-yl)-2-tosylacetamide898372-26-4C18H18N2O3S2
- 2-Methylsulfonyl-N-(3,4,7-trimethyl-1,3-benzothiazol-2-ylidene)benzamide896270-95-4C18H18N2O3S2
- 2-(Benzenesulfonyl)-N-(3-propyl-1,3-benzothiazol-2-ylidene)acetamide897492-58-9C18H18N2O3S2
- N-(2-Methylbenzo[d]thiazol-5-yl)-3-tosylpropanamide895473-71-9C18H18N2O3S2
- N-(6-Isopropylbenzo[d]thiazol-2-yl)-2-(methylsulfonyl)benzamide896279-49-5C18H18N2O3S2
- N-(4,5-Dimethylbenzo[d]thiazol-2-yl)-2-(ethylsulfonyl)benzamide886924-00-1C18H18N2O3S2
- N-(3-Cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-4-(ethylsulfonyl)benzamide941959-73-5C18H18N2O3S2
- 2-(2,4-Dimethylphenyl)-N-(6-(methylsulfonyl)benzo[d]thiazol-2-yl)acetamide941896-04-4C18H18N2O3S2
- Ethyl 5-(3,4-dimethylbenzamido)-3-methyl-4-thiocyanatothiophene-2-carboxylate681162-17-4C18H18N2O3S2
- N-(3-Cyano-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-3-(methylsulfonyl)benzamide896288-89-4C18H18N2O3S2
- N-(3-Cyano-6-methyl-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-4-methanesulfonylbenzamide896342-00-0C18H18N2O3S2
- (Z)-4-(Methylsulfonyl)-N-(3,5,7-trimethylbenzo[d]thiazol-2(3H)-ylidene)benzamide896353-14-3C18H18N2O3S2
- N-(4-Methyl-1,3-benzothiazol-2-yl)-4-(propane-2-sulfonyl)benzamide899739-07-2C18H18N2O3S2
Frequently asked questions
What is the molar mass of C18H18N2O3S2?
The molar mass of C18H18N2O3S2 is 374.47 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 374.0759 Da.
How many compounds have the formula C18H18N2O3S2?
CompoundList lists 131 compounds with the molecular formula C18H18N2O3S2, including 2-[4-Methyl-3-(morpholin-4-ylsulfonyl)phenyl]-1,3-benzothiazole, {(5Z)-4-Oxo-2-thioxo-5-[(2Z)-2-(1,3,3-trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-1,3-thiazolidin-3-yl}acetic acid, Ethyl 2-{[(benzoylamino)carbothioyl]amino}-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate. 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 C18H18N2O3S2?
C18H18N2O3S2 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.