Molecular formula
C18H18N2O4S2
99 compounds have this formula on CompoundList.
- Molar mass
- 390.47g/mol
- Monoisotopic mass
- 390.0708Da
- Atoms
- 44
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H18N2O4S2 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 4 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 × 1855.37%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 184.65%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 27.17%14.007 × 2 = 28.014 g/mol
- O Oxygen × 416.39%15.999 × 4 = 63.996 g/mol
- S Sulfur × 216.42%32.06 × 2 = 64.120 g/mol
Look up another formula
Compounds with the formula C18H18N2O4S2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 99 of 99 compounds
RefChem:1081567
CAS 314042-01-8C18H18N2O4S2
(Z)-6-(5-(1-Methyl-2-oxoindolin-3-ylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid
CAS 312615-65-9C18H18N2O4S2
4-(Phenylsulfonyl)-N-(tetrahydro-2-furanylmethyl)-2-(2-thienyl)-1,3-oxazol-5-amine
CAS 627832-96-6C18H18N2O4S2
2-(Benzenesulfonyl)-N-(3-ethyl-4-methoxy-1,3-benzothiazol-2-ylidene)acetamide
CAS 895462-12-1C18H18N2O4S2
![Ethyl 2-{[(1,3-benzoxazol-2-ylthio)acetyl]amino}-4,5-dimethyl-3-thiophenecarboxylate chemical structure, C18H18N2O4S2, CAS 736957-03-2](/s/YHODVFOHXCICBZ-UHFFFAOYSA-N.svg)
Ethyl 2-{[(1,3-benzoxazol-2-ylthio)acetyl]amino}-4,5-dimethyl-3-thiophenecarboxylate
CAS 736957-03-2C18H18N2O4S2
![N-(6-Ethoxy-1,3-benzothiazol-2-yl)-2-[(4-methylphenyl)sulfonyl]acetamide chemical structure, C18H18N2O4S2, CAS 824980-39-4](/s/QOUDOHCZMZWDMS-UHFFFAOYSA-N.svg)
N-(6-Ethoxy-1,3-benzothiazol-2-yl)-2-[(4-methylphenyl)sulfonyl]acetamide
CAS 824980-39-4C18H18N2O4S2
3-(Benzenesulfonyl)-N-(4-methoxy-7-methyl-1,3-benzothiazol-2-yl)propanamide
CAS 868677-96-7C18H18N2O4S2
3-(Benzenesulfonyl)-N-(4-ethoxy-1,3-benzothiazol-2-yl)propanamide
CAS 868675-79-0C18H18N2O4S2
![4-[4-(4-Methylphenyl)sulfonyl-2-thiophen-2-yl-1,3-oxazol-5-yl]morpholine chemical structure, C18H18N2O4S2, CAS 627833-51-6](/s/ZSTHAFWJDFXSGW-UHFFFAOYSA-N.svg)
4-[4-(4-Methylphenyl)sulfonyl-2-thiophen-2-yl-1,3-oxazol-5-yl]morpholine
CAS 627833-51-6C18H18N2O4S2
![N-(4-Ethoxybenzo[d]thiazol-2-yl)-2-tosylacetamide chemical structure, C18H18N2O4S2, CAS 895442-87-2](/s/OCLCWQVOHUNDRV-UHFFFAOYSA-N.svg)
N-(4-Ethoxybenzo[d]thiazol-2-yl)-2-tosylacetamide
CAS 895442-87-2C18H18N2O4S2
![2-(Ethylsulfonyl)-N-(4-methoxy-7-methylbenzo[d]thiazol-2-yl)benzamide chemical structure, C18H18N2O4S2, CAS 886931-28-8](/s/PNMDJHNQIGMBEN-UHFFFAOYSA-N.svg)
2-(Ethylsulfonyl)-N-(4-methoxy-7-methylbenzo[d]thiazol-2-yl)benzamide
CAS 886931-28-8C18H18N2O4S2
![3-(Isopropylsulfonyl)-N-(4-methoxybenzo[d]thiazol-2-yl)benzamide chemical structure, C18H18N2O4S2, CAS 899738-83-1](/s/VTJPZFQKQJCKPV-UHFFFAOYSA-N.svg)
3-(Isopropylsulfonyl)-N-(4-methoxybenzo[d]thiazol-2-yl)benzamide
CAS 899738-83-1C18H18N2O4S2
![N-(5,7-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)sulfonyl)acetamide chemical structure, C18H18N2O4S2, CAS 941901-88-8](/s/ANCMWSRXHQGFJE-UHFFFAOYSA-N.svg)
N-(5,7-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)sulfonyl)acetamide
CAS 941901-88-8C18H18N2O4S2
![N-(6-Ethoxybenzo[d]thiazol-2-yl)-2-(4-(methylsulfonyl)phenyl)acetamide chemical structure, C18H18N2O4S2, CAS 919848-43-4](/s/SSGKWNROBZBLMN-UHFFFAOYSA-N.svg)
N-(6-Ethoxybenzo[d]thiazol-2-yl)-2-(4-(methylsulfonyl)phenyl)acetamide
CAS 919848-43-4C18H18N2O4S2
N-(4-(((3,5-Dimethoxybenzyl)thio)methyl)thiazol-2-yl)furan-2-carboxamide
CAS 941885-21-8C18H18N2O4S2
![Methyl 4,5-dimethyl-2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]thiophene-3-carboxylate chemical structure, C18H18N2O4S2, CAS 367908-47-2](/s/DZFCUVCOYVHLCS-UHFFFAOYSA-N.svg)
Methyl 4,5-dimethyl-2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]thiophene-3-carboxylate
CAS 367908-47-2C18H18N2O4S2
![Ethyl 5-methyl-2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]thiophene-3-carboxylate chemical structure, C18H18N2O4S2, CAS 831216-65-0](/s/QRYBYTIDKADZDM-UHFFFAOYSA-N.svg)
Ethyl 5-methyl-2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]thiophene-3-carboxylate
CAS 831216-65-0C18H18N2O4S2
(Z)-4-Methyl-2-(5-(1-methyl-2-oxoindolin-3-ylidene)-4-oxo-2-thioxothiazolidin-3-yl)pentanoic acid
CAS 868142-11-4C18H18N2O4S2
(Z)-2-(5-(1-Methyl-2-oxoindolin-3-ylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid
CAS 868142-14-7C18H18N2O4S2
3-(Benzylsulfonyl)-N-(6-methoxy-1,3-benzothiazol-2-yl)propanamide
CAS 878678-91-2C18H18N2O4S2
![Methyl 5-ethyl-2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]thiophene-3-carboxylate chemical structure, C18H18N2O4S2, CAS 692759-12-9](/s/YEWRMQDZWFOQDG-UHFFFAOYSA-N.svg)
Methyl 5-ethyl-2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]thiophene-3-carboxylate
CAS 692759-12-9C18H18N2O4S2
2-(3,5-Dimethylphenoxy)-N-(6-methanesulfonyl-1,3-benzothiazol-2-yl)acetamide
CAS 449168-91-6C18H18N2O4S2
2-(3,4-Dimethylphenoxy)-N-(6-methanesulfonyl-1,3-benzothiazol-2-yl)acetamide
CAS 449168-92-7C18H18N2O4S2
2-Benzylsulfonyl-N-(6-ethoxy-1,3-benzothiazol-2-yl)acetamide
CAS 768291-19-6C18H18N2O4S2
- 2-{[1-(tert-Butyl)-1H-pyrazol-4-yl]carbonyl}phenyl 2-thiophenesulfonate956742-14-6C18H18N2O4S2
- 3-((4-Methoxyphenyl)sulfonyl)-N-(6-methylbenzo[d]thiazol-2-yl)propanamide922955-17-7C18H18N2O4S2
- 4-Methoxy-N-{[2-(4-methoxyphenyl)-1,3-thiazol-4-yl]methyl}benzene-1-sulfonamide863511-36-8C18H18N2O4S2
- (Z)-N-(3-(2-Methoxyethyl)-6-(methylsulfonyl)benzo[d]thiazol-2(3H)-ylidene)benzamide864976-85-2C18H18N2O4S2
- (Z)-4-Ethoxy-N-(3-methyl-6-(methylsulfonyl)benzo[d]thiazol-2(3H)-ylidene)benzamide683237-67-4C18H18N2O4S2
- N-[3-[Methyl(methylsulfonyl)amino]phenyl]naphthalene-2-sulfonamide713106-84-4C18H18N2O4S2
- 4-Isopropoxy-N-(6-(methylsulfonyl)benzo[d]thiazol-2-yl)benzamide681236-47-5C18H18N2O4S2
- (Z)-Ethyl 3-(2-methoxyethyl)-2-((thiophene-2-carbonyl)imino)-2,3-dihydrobenzo[d]thiazole-6-carboxylate1006006-70-7C18H18N2O4S2
- N-(4-Ethoxy-3-methyl-1,3-benzothiazol-2-ylidene)-2-methylsulfonylbenzamide896269-97-9C18H18N2O4S2
- N-(6-Ethoxy-3-methyl-1,3-benzothiazol-2-ylidene)-4-methylsulfonylbenzamide896338-18-4C18H18N2O4S2
- 3-(Ethylsulfonyl)-N-(4-methoxy-7-methylbenzo[d]thiazol-2-yl)benzamide886926-55-2C18H18N2O4S2
- 2-Methanesulfonyl-N-[(2E)-3-(2-methoxyethyl)-2,3-dihydro-1,3-benzothiazol-2-ylidene]benzamide896273-17-9C18H18N2O4S2
- Methyl 3-{[4-(dimethylamino)phenyl]sulfamoyl}-1-benzothiophene-2-carboxylate899949-66-7C18H18N2O4S2
- (E)-N-(4-Methoxy-3,7-dimethylbenzo[d]thiazol-2(3H)-ylidene)-2-(methylsulfonyl)benzamide896280-21-0C18H18N2O4S2
- (E)-N-(4-Methoxy-3,7-dimethylbenzo[d]thiazol-2(3H)-ylidene)-3-(methylsulfonyl)benzamide896334-15-9C18H18N2O4S2
- 3-Phenyl-N-[(2Z)-4,5,6,7-tetrahydro-1,3-benzothiazol-2(3H)-ylidene]-5,6-dihydro-1,4-oxathiine-2-carboxamide 4,4-dioxide1144442-58-9C18H18N2O4S2
- Benzo[d]thiazol-2-yl(4-((furan-2-ylmethyl)sulfonyl)piperidin-1-yl)methanone1448067-48-8C18H18N2O4S2
- (2-Ethylbenzo[d]thiazol-6-yl)(3-((furan-2-ylmethyl)sulfonyl)azetidin-1-yl)methanone1797886-76-0C18H18N2O4S2
- 2,5-Dimethoxy-N-((5-(thiophen-2-yl)pyridin-3-yl)methyl)benzenesulfonamide2034411-79-3C18H18N2O4S2
- 2-(2,6-Dimethylphenoxy)-N-(6-methanesulfonyl-1,3-benzothiazol-2-yl)acetamide449169-02-2C18H18N2O4S2
- 2-(2-Ethylphenoxy)-N-(6-methanesulfonyl-1,3-benzothiazol-2-yl)acetamide449752-54-9C18H18N2O4S2
- Methyl {[3-(furan-2-ylmethyl)-4-oxo-3,4,5,6,7,8-hexahydro[1]benzothieno[2,3-d]pyrimidin-2-yl]sulfanyl}acetate586987-95-3C18H18N2O4S2
- 2-(2,5-Dimethylphenoxy)-N-[6-(methylsulfonyl)benzothiazol-2-yl]acetamide449169-14-6C18H18N2O4S2
- N-(6-Methoxy-1,3-benzothiazol-2-yl)-3-(4-methylphenyl)sulfonylpropanamide898414-23-8C18H18N2O4S2
- N-(6-Ethoxybenzo[d]thiazol-2-yl)-2-(ethylsulfonyl)benzamide886920-83-8C18H18N2O4S2
- N-(4-Ethoxybenzo[d]thiazol-2-yl)-3-(ethylsulfonyl)benzamide886917-29-9C18H18N2O4S2
- 4-(Ethylsulfonyl)-N-(4-methoxy-7-methylbenzo[d]thiazol-2-yl)benzamide886921-73-9C18H18N2O4S2
- 4-(Isopropylsulfonyl)-N-(4-methoxybenzo[d]thiazol-2-yl)benzamide899967-99-8C18H18N2O4S2
- N-(4,5-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)sulfonyl)acetamide941901-80-0C18H18N2O4S2
- 3-((4-Methoxyphenyl)sulfonyl)-N-(2-methylbenzo[d]thiazol-6-yl)propanamide941908-25-4C18H18N2O4S2
- 3-((4-Methoxyphenyl)sulfonyl)-N-(2-methylbenzo[d]thiazol-5-yl)propanamide942006-40-8C18H18N2O4S2
- N-(4-Methoxy-7-methylbenzo[d]thiazol-2-yl)-2-(4-(methylsulfonyl)phenyl)acetamide941883-91-6C18H18N2O4S2
- Ethyl 4-methyl-2-{[(3-phenyl-5,6-dihydro-1,4-oxathiin-2-yl)carbonyl]amino}-1,3-thiazole-5-carboxylate1010891-26-5C18H18N2O4S2
- 5-Methyl-4-(N-methyl-N-phenylsulfamoyl)-N-(thiophen-2-ylmethyl)furan-2-carboxamide1206999-76-9C18H18N2O4S2
- N-(4-(N-(Furan-3-ylmethyl)-N-(thiophen-2-ylmethyl)sulfamoyl)phenyl)acetamide1428380-52-2C18H18N2O4S2
- 5-[2-(3-Ethyl-5,6-dimethyl-2(3H)-benzoxazolylidene)ethylidene]-4-oxo-2-thioxo-3-thiazolidineacetic acid68133-61-9C18H18N2O4S2
- 4-[(2,4-Dioxo-1,3-thiazolan-5-yl)methyl]-N-phenethylbenzenesulfonamide860650-91-5C18H18N2O4S2
- (E)-N-(6-Methoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-3-(phenylsulfonyl)propanamide1321720-38-0C18H18N2O4S2
- 2-(Benzenesulfonyl)-N-(4-ethoxy-3-methyl-1,3-benzothiazol-2-ylidene)acetamide895465-41-5C18H18N2O4S2
- N-(4-Ethoxy-3-methyl-1,3-benzothiazol-2-ylidene)-3-methylsulfonylbenzamide896299-54-0C18H18N2O4S2
- N-(4-Methoxy-3,7-dimethyl-1,3-benzothiazol-2-ylidene)-4-methylsulfonylbenzamide896360-60-4C18H18N2O4S2
- N-(4-Methoxybenzo[d]thiazol-2-yl)-3-tosylpropanamide895472-29-4C18H18N2O4S2
- N-(6-Ethoxybenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886935-84-8C18H18N2O4S2
- N-(4-Ethoxybenzo[d]thiazol-2-yl)-4-(ethylsulfonyl)benzamide886936-59-0C18H18N2O4S2
- 3,4,5-Trimethoxy-N-(4-(methylthio)benzo[d]thiazol-2-yl)benzamide899982-98-0C18H18N2O4S2
- 2-{[2-(3,4-Dihydroxyphenyl)-2-oxoethyl]sulfanyl}-3-ethyl-5,6-dimethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one880800-43-1C18H18N2O4S2
- (E)-N-(6-Ethoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-3-(methylsulfonyl)benzamide896284-57-4C18H18N2O4S2
- (Z)-N-(3-Ethyl-4-methoxybenzo[d]thiazol-2(3H)-ylidene)-4-(methylsulfonyl)benzamide896347-57-2C18H18N2O4S2
- N-[(2Z)-4-Ethoxy-3-methyl-2,3-dihydro-1,3-benzothiazol-2-ylidene]-4-methanesulfonylbenzamide896352-25-3C18H18N2O4S2
- (E)-N-(4-Methoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-3-(phenylsulfonyl)propanamide1322017-56-0C18H18N2O4S2
- N-(6-Methoxybenzo[d]thiazol-2-yl)-4-(phenylsulfonyl)butanamide899961-07-0C18H18N2O4S2
- N-(4,7-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)sulfonyl)acetamide941988-77-8C18H18N2O4S2
- N-(5,6-Dimethylbenzo[d]thiazol-2-yl)-2-((4-methoxyphenyl)sulfonyl)acetamide941908-23-2C18H18N2O4S2
- N-(4-Ethoxybenzo[d]thiazol-2-yl)-2-(4-(methylsulfonyl)phenyl)acetamide942008-26-6C18H18N2O4S2
- 5-((7-Phenyl-1,4-thiazepan-4-yl)sulfonyl)benzo[d]oxazol-2(3H)-one1797573-11-5C18H18N2O4S2
- (3-((Furan-2-ylmethyl)sulfonyl)pyrrolidin-1-yl)(2-methylbenzo[d]thiazol-6-yl)methanone1788771-54-9C18H18N2O4S2
- 3,4-Dimethoxy-N-((2-(thiophen-3-yl)pyridin-4-yl)methyl)benzenesulfonamide2034301-20-5C18H18N2O4S2
- N-(4-(N-(2-(Benzo[b]thiophen-3-yl)-2-hydroxyethyl)sulfamoyl)phenyl)acetamide2034407-30-0C18H18N2O4S2
- N-(2-(5-Acetylthiophen-2-yl)ethyl)-4-(2-methyloxazol-4-yl)benzenesulfonamide2034493-81-5C18H18N2O4S2
- 4-(N,N-Dimethylsulfamoyl)-N-((5-(thiophen-2-yl)furan-2-yl)methyl)benzamide2034592-59-9C18H18N2O4S2
- 4-(N,N-Dimethylsulfamoyl)-N-((5-(thiophen-3-yl)furan-2-yl)methyl)benzamide2034340-11-7C18H18N2O4S2
- N-(3-Methyl-4-(N-((5-(thiophen-3-yl)furan-2-yl)methyl)sulfamoyl)phenyl)acetamide2034340-95-7C18H18N2O4S2
- N-(4-(N-(2-(5-(Furan-3-yl)thiophen-2-yl)ethyl)sulfamoyl)phenyl)acetamide2034255-74-6C18H18N2O4S2
- 2-((1,1-Dioxido-7-phenyl-1,4-thiazepan-4-yl)sulfonyl)benzonitrile2034457-71-9C18H18N2O4S2
- N-(4-{[2-(Furan-2-yl)-2-(thiophen-3-yl)ethyl]sulfamoyl}phenyl)acetamide2097858-19-8C18H18N2O4S2
- 1-(4-{[3-(Thiophen-3-yl)pyrrolidin-1-yl]sulfonyl}phenyl)pyrrolidine-2,5-dione2191265-16-2C18H18N2O4S2
- 1-(4-{[3-(Thiophen-2-yl)pyrrolidin-1-yl]sulfonyl}phenyl)pyrrolidine-2,5-dione2188203-18-9C18H18N2O4S2
- N-(4-{[2-(Furan-2-yl)-2-(thiophen-2-yl)ethyl]sulfamoyl}phenyl)acetamide2097865-63-7C18H18N2O4S2
- 4-(Dimethylsulfamoyl)-N-{[4-(furan-2-yl)thiophen-2-yl]methyl}benzamide2379995-02-3C18H18N2O4S2
- 4-(Dimethylsulfamoyl)-N-[[4-(furan-3-yl)thiophen-2-yl]methyl]benzamide2379993-43-6C18H18N2O4S2
- Bempedoic acid impurity 1561278-80-6C18H18N2O4S2
- N-[(2,3-Dihydro-1,4-benzodioxin-6-yl)methyl]-4-methanesulfonyl-N-methyl-1,3-benzothiazol-2-amine2742013-68-7C18H18N2O4S2
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-{4-methyl-2-[(2-methylpropyl)sulfanyl]-1,3-thiazol-5-yl}acetate2248363-43-9C18H18N2O4S2
- 2-{[(tert-Butoxy)carbonyl](2-methylphenyl)amino}thieno[2,3-d][1,3]thiazole-5-carboxylic acid2680829-02-9C18H18N2O4S2
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(ethylsulfanyl)-4-methyl-1,3-thiazol-5-yl]butanoate2248291-31-6C18H18N2O4S2
Frequently asked questions
What is the molar mass of C18H18N2O4S2?
The molar mass of C18H18N2O4S2 is 390.47 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 4 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 390.0708 Da.
How many compounds have the formula C18H18N2O4S2?
CompoundList lists 99 compounds with the molecular formula C18H18N2O4S2, including RefChem:1081567, (Z)-6-(5-(1-Methyl-2-oxoindolin-3-ylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid, 4-(Phenylsulfonyl)-N-(tetrahydro-2-furanylmethyl)-2-(2-thienyl)-1,3-oxazol-5-amine. 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 C18H18N2O4S2?
C18H18N2O4S2 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.