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Molecular formula

C18H15NO3S2

33 compounds have this formula on CompoundList.

Molar mass
357.44g/mol
Monoisotopic mass
357.0493Da
Atoms
39
Elements
5
Rings plus double bonds
12

The formula C18H15NO3S2 describes a molecule made of 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom, 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 × 1860.48%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 154.23%
    1.008 × 15 = 15.120 g/mol
  • N Nitrogen × 13.92%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 313.43%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 217.94%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C18H15NO3S2

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

Showing 1 to 33 of 33 compounds

3-Benzyl-5-(4-hydroxy-3-methoxy-benzylidene)-2-thioxo-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 299964-52-6
3-Benzyl-5-(4-hydroxy-3-methoxy-benzylidene)-2-thioxo-thiazolidin-4-one
CAS 299964-52-6C18H15NO3S2
(Z)-5-(4-Methoxybenzylidene)-3-(2-methoxyphenyl)-2-thioxothiazolidin-4-one chemical structure, C18H15NO3S2, CAS 307525-13-9
(Z)-5-(4-Methoxybenzylidene)-3-(2-methoxyphenyl)-2-thioxothiazolidin-4-one
CAS 307525-13-9C18H15NO3S2
(5E)-3-(4-Ethoxyphenyl)-5-[(4-hydroxyphenyl)methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 300817-91-8
(5E)-3-(4-Ethoxyphenyl)-5-[(4-hydroxyphenyl)methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 300817-91-8C18H15NO3S2
Ethyl 5'-benzamido-[2,3'-bithiophene]-4'-carboxylate chemical structure, C18H15NO3S2, CAS 330460-21-4
Ethyl 5'-benzamido-[2,3'-bithiophene]-4'-carboxylate
CAS 330460-21-4C18H15NO3S2
Pin1 modulator 1 chemical structure, C18H15NO3S2, CAS 301688-74-4
Pin1 modulator 1
CAS 301688-74-4C18H15NO3S2
(5Z)-5-[(3,4-Dihydroxyphenyl)methylidene]-3-(3,4-dimethylphenyl)-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 304861-28-7
(5Z)-5-[(3,4-Dihydroxyphenyl)methylidene]-3-(3,4-dimethylphenyl)-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 304861-28-7C18H15NO3S2
4-(5-(Naphthalen-1-ylmethylene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid chemical structure, C18H15NO3S2
4-(5-(Naphthalen-1-ylmethylene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid
C18H15NO3S2
(Z)-3-(2-Ethoxyphenyl)-5-((E)-3-(furan-2-yl)allylidene)-2-thioxothiazolidin-4-one chemical structure, C18H15NO3S2, CAS 849020-49-1
(Z)-3-(2-Ethoxyphenyl)-5-((E)-3-(furan-2-yl)allylidene)-2-thioxothiazolidin-4-one
CAS 849020-49-1C18H15NO3S2
Ethyl 5-phenyl-2-[(2-thienylcarbonyl)amino]-3-thiophenecarboxylate chemical structure, C18H15NO3S2, CAS 379248-61-0
Ethyl 5-phenyl-2-[(2-thienylcarbonyl)amino]-3-thiophenecarboxylate
CAS 379248-61-0C18H15NO3S2
(5Z)-3-(3-Methoxyphenyl)-5-[(4-methoxyphenyl)methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 300827-37-6
(5Z)-3-(3-Methoxyphenyl)-5-[(4-methoxyphenyl)methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 300827-37-6C18H15NO3S2
Ethyl 4-phenyl-2-(2-thienylcarbonylamino)thiophene-3-carboxylate chemical structure, C18H15NO3S2, CAS 315697-20-2
Ethyl 4-phenyl-2-(2-thienylcarbonylamino)thiophene-3-carboxylate
CAS 315697-20-2C18H15NO3S2
(Z)-5-(3-Ethoxy-4-hydroxybenzylidene)-3-phenyl-2-thioxothiazolidin-4-one chemical structure, C18H15NO3S2, CAS 300826-95-3
(Z)-5-(3-Ethoxy-4-hydroxybenzylidene)-3-phenyl-2-thioxothiazolidin-4-one
CAS 300826-95-3C18H15NO3S2
Methyl 4-(4-methylphenyl)-2-[(2-thienylcarbonyl)amino]-3-thiophenecarboxylate chemical structure, C18H15NO3S2, CAS 545385-52-2
Methyl 4-(4-methylphenyl)-2-[(2-thienylcarbonyl)amino]-3-thiophenecarboxylate
CAS 545385-52-2C18H15NO3S2
1-(4-Methyl-2-phenyl-1,3-thiazol-5-yl)-2-(phenylsulfonyl)-1-ethanone chemical structure, C18H15NO3S2, CAS 300357-23-7
1-(4-Methyl-2-phenyl-1,3-thiazol-5-yl)-2-(phenylsulfonyl)-1-ethanone
CAS 300357-23-7C18H15NO3S2
3-Benzyl-5-(2-hydroxy-5-methoxybenzylidene)-2-thioxo-1,3-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 292077-19-1
3-Benzyl-5-(2-hydroxy-5-methoxybenzylidene)-2-thioxo-1,3-thiazolidin-4-one
CAS 292077-19-1C18H15NO3S2
5-(1-Naphthalenylmethylene)-4-oxo-2-thioxo-3-thiazolidinebutanoic acid chemical structure, C18H15NO3S2
5-(1-Naphthalenylmethylene)-4-oxo-2-thioxo-3-thiazolidinebutanoic acid
C18H15NO3S2
(Z)-5-(2-Methoxybenzylidene)-3-(2-methoxyphenyl)-2-thioxothiazolidin-4-one chemical structure, C18H15NO3S2, CAS 638139-05-6
(Z)-5-(2-Methoxybenzylidene)-3-(2-methoxyphenyl)-2-thioxothiazolidin-4-one
CAS 638139-05-6C18H15NO3S2
2-Phenyl-2-[(2-thienylcarbonyl)amino]ethyl 2-thiophenecarboxylate chemical structure, C18H15NO3S2, CAS 338750-52-0
2-Phenyl-2-[(2-thienylcarbonyl)amino]ethyl 2-thiophenecarboxylate
CAS 338750-52-0C18H15NO3S2
N-(1-Thiophen-2-ylethyl)dibenzofuran-2-sulfonamide chemical structure, C18H15NO3S2, CAS 696638-03-6
N-(1-Thiophen-2-ylethyl)dibenzofuran-2-sulfonamide
CAS 696638-03-6C18H15NO3S2
(Z)-5-(2-Methoxybenzylidene)-3-(3-methoxyphenyl)-2-thioxothiazolidin-4-one chemical structure, C18H15NO3S2, CAS 638139-57-8
(Z)-5-(2-Methoxybenzylidene)-3-(3-methoxyphenyl)-2-thioxothiazolidin-4-one
CAS 638139-57-8C18H15NO3S2
(Z)-3-(4-Ethoxyphenyl)-5-((E)-3-(furan-2-yl)allylidene)-2-thioxothiazolidin-4-one chemical structure, C18H15NO3S2, CAS 861628-33-3
(Z)-3-(4-Ethoxyphenyl)-5-((E)-3-(furan-2-yl)allylidene)-2-thioxothiazolidin-4-one
CAS 861628-33-3C18H15NO3S2
(5Z)-5-{[2-(Benzyloxy)-3-methoxyphenyl]methylidene}-2-sulfanylidene-1,3-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 1287651-60-8
(5Z)-5-{[2-(Benzyloxy)-3-methoxyphenyl]methylidene}-2-sulfanylidene-1,3-thiazolidin-4-one
CAS 1287651-60-8C18H15NO3S2
5-[(2,4-Dimethoxyphenyl)methylene]-3-phenyl-2-thioxo-1,3-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 292171-93-8
5-[(2,4-Dimethoxyphenyl)methylene]-3-phenyl-2-thioxo-1,3-thiazolidin-4-one
CAS 292171-93-8C18H15NO3S2
(5Z)-3-(Furan-2-ylmethyl)-5-[2-(prop-2-en-1-yloxy)benzylidene]-2-thioxo-1,3-thiazolidin-4-one chemical structure, C18H15NO3S2, CAS 469879-09-2
(5Z)-3-(Furan-2-ylmethyl)-5-[2-(prop-2-en-1-yloxy)benzylidene]-2-thioxo-1,3-thiazolidin-4-one
CAS 469879-09-2C18H15NO3S2

Frequently asked questions

What is the molar mass of C18H15NO3S2?

The molar mass of C18H15NO3S2 is 357.44 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 357.0493 Da.

How many compounds have the formula C18H15NO3S2?

CompoundList lists 33 compounds with the molecular formula C18H15NO3S2, including 3-Benzyl-5-(4-hydroxy-3-methoxy-benzylidene)-2-thioxo-thiazolidin-4-one, (Z)-5-(4-Methoxybenzylidene)-3-(2-methoxyphenyl)-2-thioxothiazolidin-4-one, (5E)-3-(4-Ethoxyphenyl)-5-[(4-hydroxyphenyl)methylidene]-2-sulfanylidene-1,3-thiazolidin-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 C18H15NO3S2?

C18H15NO3S2 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.