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Molecular formula

C18H15NO4S2

31 compounds have this formula on CompoundList.

Molar mass
373.44g/mol
Monoisotopic mass
373.0442Da
Atoms
40
Elements
5
Rings plus double bonds
12

The formula C18H15NO4S2 describes a molecule made of 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom, 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 × 1857.89%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 154.05%
    1.008 × 15 = 15.120 g/mol
  • N Nitrogen × 13.75%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 417.14%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 217.17%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C18H15NO4S2

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 31 of 31 compounds

RefChem:357232 chemical structure, C18H15NO4S2, CAS 1167-43-7
RefChem:357232
CAS 1167-43-7C18H15NO4S2
Methyl 4-phenyl-3-(phenylsulfamoyl)thiophene-2-carboxylate chemical structure, C18H15NO4S2, CAS 895263-17-9
Methyl 4-phenyl-3-(phenylsulfamoyl)thiophene-2-carboxylate
CAS 895263-17-9C18H15NO4S2
2-({1-[2-(Methylsulfanyl)phenyl]-2,5-dioxopyrrolidin-3-yl}sulfanyl)benzoic acid chemical structure, C18H15NO4S2, CAS 303033-67-2
2-({1-[2-(Methylsulfanyl)phenyl]-2,5-dioxopyrrolidin-3-yl}sulfanyl)benzoic acid
CAS 303033-67-2C18H15NO4S2
2-(4-Methoxyphenyl)-2-oxoethyl 2-benzothiazol-2-ylthioacetate chemical structure, C18H15NO4S2, CAS 325850-87-1
2-(4-Methoxyphenyl)-2-oxoethyl 2-benzothiazol-2-ylthioacetate
CAS 325850-87-1C18H15NO4S2
3-((Furan-2-ylmethyl)thio)-3-(4-nitrophenyl)-1-(thiophen-2-yl)propan-1-one chemical structure, C18H15NO4S2, CAS 306279-38-9
3-((Furan-2-ylmethyl)thio)-3-(4-nitrophenyl)-1-(thiophen-2-yl)propan-1-one
CAS 306279-38-9C18H15NO4S2
(Z)-5-(4-Hydroxy-3-methoxybenzylidene)-3-(4-methoxyphenyl)-2-thioxothiazolidin-4-one chemical structure, C18H15NO4S2, CAS 307525-45-7
(Z)-5-(4-Hydroxy-3-methoxybenzylidene)-3-(4-methoxyphenyl)-2-thioxothiazolidin-4-one
CAS 307525-45-7C18H15NO4S2
5-(4-Hydroxy-3-methoxybenzylidene)-3-(3-methoxyphenyl)-2-thioxo-1,3-thiazolidin-4-one chemical structure, C18H15NO4S2, CAS 306323-74-0
5-(4-Hydroxy-3-methoxybenzylidene)-3-(3-methoxyphenyl)-2-thioxo-1,3-thiazolidin-4-one
CAS 306323-74-0C18H15NO4S2
Methyl 2-[5-[(E)-(3-ethyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]furan-2-yl]benzoate chemical structure, C18H15NO4S2, CAS 299905-13-8
Methyl 2-[5-[(E)-(3-ethyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]furan-2-yl]benzoate
CAS 299905-13-8C18H15NO4S2
(Z)-3-(4-Oxo-2-thioxo-5-((5-(p-tolyl)furan-2-yl)methylene)thiazolidin-3-yl)propanoic acid chemical structure, C18H15NO4S2, CAS 883468-24-4
(Z)-3-(4-Oxo-2-thioxo-5-((5-(p-tolyl)furan-2-yl)methylene)thiazolidin-3-yl)propanoic acid
CAS 883468-24-4C18H15NO4S2
Methyl 3-[2-(4-methyl-2-phenyl-1,3-thiazol-5-yl)-2-oxoethoxy]-2-thiophenecarboxylate chemical structure, C18H15NO4S2, CAS 478047-49-3
Methyl 3-[2-(4-methyl-2-phenyl-1,3-thiazol-5-yl)-2-oxoethoxy]-2-thiophenecarboxylate
CAS 478047-49-3C18H15NO4S2
Glutarimide, 3-(5,7-dioxo-6-phenyl-2,3,6,7-tetrahydro-5H-cyclopenta-p-dithiin-6-yl)- chemical structure, C18H15NO4S2, CAS 76059-14-8
Glutarimide, 3-(5,7-dioxo-6-phenyl-2,3,6,7-tetrahydro-5H-cyclopenta-p-dithiin-6-yl)-
CAS 76059-14-8C18H15NO4S2
2-[(5E)-5-{[5-(4-Ethylphenyl)furan-2-yl]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid chemical structure, C18H15NO4S2, CAS 883468-28-8
2-[(5E)-5-{[5-(4-Ethylphenyl)furan-2-yl]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid
CAS 883468-28-8C18H15NO4S2
(E)-2-(5-((5-Methylfuran-2-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)-3-phenylpropanoic acid chemical structure, C18H15NO4S2, CAS 872696-33-8
(E)-2-(5-((5-Methylfuran-2-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)-3-phenylpropanoic acid
CAS 872696-33-8C18H15NO4S2
5-(3,4-Dimethoxy-benzylidene)-3-(3-hydroxy-phenyl)-2-thioxo-thiazolidin-4-one chemical structure, C18H15NO4S2, CAS 258347-55-6
5-(3,4-Dimethoxy-benzylidene)-3-(3-hydroxy-phenyl)-2-thioxo-thiazolidin-4-one
CAS 258347-55-6C18H15NO4S2
(E)-N-((5-(Furan-2-carbonyl)thiophen-2-yl)methyl)-2-phenylethenesulfonamide chemical structure, C18H15NO4S2, CAS 1798405-57-8
(E)-N-((5-(Furan-2-carbonyl)thiophen-2-yl)methyl)-2-phenylethenesulfonamide
CAS 1798405-57-8C18H15NO4S2
(5E)-5-[(3-Ethoxy-4-hydroxyphenyl)methylidene]-3-(4-hydroxyphenyl)-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C18H15NO4S2, CAS 300826-99-7
(5E)-5-[(3-Ethoxy-4-hydroxyphenyl)methylidene]-3-(4-hydroxyphenyl)-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 300826-99-7C18H15NO4S2
(5E)-5-[(2,3-Dimethoxyphenyl)methylidene]-3-(4-hydroxyphenyl)-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C18H15NO4S2, CAS 671761-61-8
(5E)-5-[(2,3-Dimethoxyphenyl)methylidene]-3-(4-hydroxyphenyl)-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 671761-61-8C18H15NO4S2
(5Z)-5-(3,4-Dimethoxybenzylidene)-3-(4-hydroxyphenyl)-2-thioxo-1,3-thiazolidin-4-one chemical structure, C18H15NO4S2, CAS 303790-20-7
(5Z)-5-(3,4-Dimethoxybenzylidene)-3-(4-hydroxyphenyl)-2-thioxo-1,3-thiazolidin-4-one
CAS 303790-20-7C18H15NO4S2
(E)-Methyl 4-(5-((3-ethyl-4-oxo-2-thioxothiazolidin-5-ylidene)methyl)furan-2-yl)benzoate chemical structure, C18H15NO4S2, CAS 1103723-33-6
(E)-Methyl 4-(5-((3-ethyl-4-oxo-2-thioxothiazolidin-5-ylidene)methyl)furan-2-yl)benzoate
CAS 1103723-33-6C18H15NO4S2
6-(((4-Methylthiazol-2-yl)thio)methyl)-4-oxo-4H-pyran-3-yl 4-methylbenzoate chemical structure, C18H15NO4S2, CAS 896302-16-2
6-(((4-Methylthiazol-2-yl)thio)methyl)-4-oxo-4H-pyran-3-yl 4-methylbenzoate
CAS 896302-16-2C18H15NO4S2
(E)-5-(3-Ethoxy-4-hydroxybenzylidene)-3-(3-hydroxyphenyl)-2-thioxothiazolidin-4-one chemical structure, C18H15NO4S2, CAS 461691-42-9
(E)-5-(3-Ethoxy-4-hydroxybenzylidene)-3-(3-hydroxyphenyl)-2-thioxothiazolidin-4-one
CAS 461691-42-9C18H15NO4S2
(5Z)-5-(2,4-Dimethoxybenzylidene)-3-(3-hydroxyphenyl)-2-thioxo-1,3-thiazolidin-4-one chemical structure, C18H15NO4S2, CAS 497241-93-7
(5Z)-5-(2,4-Dimethoxybenzylidene)-3-(3-hydroxyphenyl)-2-thioxo-1,3-thiazolidin-4-one
CAS 497241-93-7C18H15NO4S2
(5Z)-5-(2,4-Dimethoxybenzylidene)-3-(4-hydroxyphenyl)-2-thioxo-1,3-thiazolidin-4-one chemical structure, C18H15NO4S2, CAS 612802-64-9
(5Z)-5-(2,4-Dimethoxybenzylidene)-3-(4-hydroxyphenyl)-2-thioxo-1,3-thiazolidin-4-one
CAS 612802-64-9C18H15NO4S2
Methyl 3-(2,3-dihydro-1H-indol-1-ylsulfonyl)-1-benzothiophene-2-carboxylate chemical structure, C18H15NO4S2, CAS 932354-72-8
Methyl 3-(2,3-dihydro-1H-indol-1-ylsulfonyl)-1-benzothiophene-2-carboxylate
CAS 932354-72-8C18H15NO4S2

Frequently asked questions

What is the molar mass of C18H15NO4S2?

The molar mass of C18H15NO4S2 is 373.44 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 373.0442 Da.

How many compounds have the formula C18H15NO4S2?

CompoundList lists 31 compounds with the molecular formula C18H15NO4S2, including RefChem:357232, Methyl 4-phenyl-3-(phenylsulfamoyl)thiophene-2-carboxylate, 2-({1-[2-(Methylsulfanyl)phenyl]-2,5-dioxopyrrolidin-3-yl}sulfanyl)benzoic acid. 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 C18H15NO4S2?

C18H15NO4S2 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.