CompoundList
Sign in
Molecular formula

C18H13NO4S

26 compounds have this formula on CompoundList.

Molar mass
339.36g/mol
Monoisotopic mass
339.0565Da
Atoms
37
Elements
5
Rings plus double bonds
13

The formula C18H13NO4S describes a molecule made of 18 carbon atoms, 13 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 1 sulfur atom. 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 × 1863.71%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 133.86%
    1.008 × 13 = 13.104 g/mol
  • N Nitrogen × 14.13%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 418.86%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 19.45%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H13NO4S

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

Showing 1 to 26 of 26 compounds

2-[[(E)-3-(Furan-2-yl)prop-2-enoyl]amino]-4-phenylthiophene-3-carboxylic acid chemical structure, C18H13NO4S, CAS 312584-57-9
2-[[(E)-3-(Furan-2-yl)prop-2-enoyl]amino]-4-phenylthiophene-3-carboxylic acid
CAS 312584-57-9C18H13NO4S
4-[5-(Carboxymethyl)-4-phenyl-1,3-thiazol-2-yl]benzoic acid chemical structure, C18H13NO4S, CAS 861209-67-8
4-[5-(Carboxymethyl)-4-phenyl-1,3-thiazol-2-yl]benzoic acid
CAS 861209-67-8C18H13NO4S
10-(1,3-Benzodioxol-5-yl)-4,10-dihydro-1H,3H-furo[3,4-c][1,5]benzothiazepin-1-one chemical structure, C18H13NO4S, CAS 87192-11-8
10-(1,3-Benzodioxol-5-yl)-4,10-dihydro-1H,3H-furo[3,4-c][1,5]benzothiazepin-1-one
CAS 87192-11-8C18H13NO4S
5-(4-Hydroxybenzylidene)-3-(2-oxo-2-phenylethyl)-1,3-thiazolidine-2,4-dione chemical structure, C18H13NO4S, CAS 431930-41-5
5-(4-Hydroxybenzylidene)-3-(2-oxo-2-phenylethyl)-1,3-thiazolidine-2,4-dione
CAS 431930-41-5C18H13NO4S
3-[(3-Phenoxybenzoyl)amino]-2-thiophenecarboxylic acid chemical structure, C18H13NO4S, CAS 849333-95-5
3-[(3-Phenoxybenzoyl)amino]-2-thiophenecarboxylic acid
CAS 849333-95-5C18H13NO4S
3-[2-(Benzoylamino)phenoxy]-2-thiophenecarboxylic acid chemical structure, C18H13NO4S, CAS 900019-11-6
3-[2-(Benzoylamino)phenoxy]-2-thiophenecarboxylic acid
CAS 900019-11-6C18H13NO4S
3-[4-(Benzoylamino)phenoxy]-2-thiophenecarboxylic acid chemical structure, C18H13NO4S, CAS 900015-31-8
3-[4-(Benzoylamino)phenoxy]-2-thiophenecarboxylic acid
CAS 900015-31-8C18H13NO4S
(E)-3-(5-(4-Methyl-2-nitrophenyl)furan-2-yl)-1-(thiophen-2-yl)prop-2-en-1-one chemical structure, C18H13NO4S, CAS 627890-54-4
(E)-3-(5-(4-Methyl-2-nitrophenyl)furan-2-yl)-1-(thiophen-2-yl)prop-2-en-1-one
CAS 627890-54-4C18H13NO4S
3-Phenoxybenzoylamino deriv., 28b chemical structure, C18H13NO4S, CAS 849333-96-6
3-Phenoxybenzoylamino deriv., 28b
CAS 849333-96-6C18H13NO4S
Methyl 3-{[(1-oxo-1H-isothiochromen-3-yl)carbonyl]amino}benzoate chemical structure, C18H13NO4S, CAS 950287-34-0
Methyl 3-{[(1-oxo-1H-isothiochromen-3-yl)carbonyl]amino}benzoate
CAS 950287-34-0C18H13NO4S
(5-(Benzofuran-2-yl)isoxazol-3-yl)methyl 2-(thiophen-2-yl)acetate chemical structure, C18H13NO4S, CAS 1105244-39-0
(5-(Benzofuran-2-yl)isoxazol-3-yl)methyl 2-(thiophen-2-yl)acetate
CAS 1105244-39-0C18H13NO4S
3-[(5-Benzylidene-2,4-dioxo-1,3-thiazolidin-3-yl)methyl]benzoic acid chemical structure, C18H13NO4S, CAS 488121-80-8
3-[(5-Benzylidene-2,4-dioxo-1,3-thiazolidin-3-yl)methyl]benzoic acid
CAS 488121-80-8C18H13NO4S
(Rac)-TZ3O chemical structure, C18H13NO4S, CAS 2218754-19-7
(Rac)-TZ3O
CAS 2218754-19-7C18H13NO4S
(5E)-5-[(3-Hydroxyphenyl)methylidene]-3-phenacyl-1,3-thiazolidine-2,4-dione chemical structure, C18H13NO4S
(5E)-5-[(3-Hydroxyphenyl)methylidene]-3-phenacyl-1,3-thiazolidine-2,4-dione
C18H13NO4S
15,16-Dioxa-3-thia-10-azatricyclo(10.2.1.1(sup 5,8))hexadeca-5,7,12,14-tetraene-9,11-dione, 10-phenyl- chemical structure, C18H13NO4S, CAS 67364-59-4
15,16-Dioxa-3-thia-10-azatricyclo(10.2.1.1(sup 5,8))hexadeca-5,7,12,14-tetraene-9,11-dione, 10-phenyl-
CAS 67364-59-4C18H13NO4S
2-{[5-(Phenylcarbamoyl)furan-2-yl]sulfanyl}benzoic acid chemical structure, C18H13NO4S, CAS 66074-57-5
2-{[5-(Phenylcarbamoyl)furan-2-yl]sulfanyl}benzoic acid
CAS 66074-57-5C18H13NO4S
5-[(3-Hydroxyphenyl)methylidene]-3-phenacyl-1,3-thiazolidine-2,4-dione chemical structure, C18H13NO4S
5-[(3-Hydroxyphenyl)methylidene]-3-phenacyl-1,3-thiazolidine-2,4-dione
C18H13NO4S
Methyl 4-[5-(4-nitrophenyl)thiophen-2-yl]benzoate chemical structure, C18H13NO4S, CAS 51776-08-0
Methyl 4-[5-(4-nitrophenyl)thiophen-2-yl]benzoate
CAS 51776-08-0C18H13NO4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(cyclopropylsulfanyl)benzoate chemical structure, C18H13NO4S, CAS 2248280-88-6
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(cyclopropylsulfanyl)benzoate
CAS 2248280-88-6C18H13NO4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 6-methyl-2,3-dihydro-1-benzothiophene-2-carboxylate chemical structure, C18H13NO4S, CAS 2248285-86-9
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 6-methyl-2,3-dihydro-1-benzothiophene-2-carboxylate
CAS 2248285-86-9C18H13NO4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(prop-2-en-1-ylsulfanyl)benzoate chemical structure, C18H13NO4S, CAS 2248304-29-0
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(prop-2-en-1-ylsulfanyl)benzoate
CAS 2248304-29-0C18H13NO4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(phenylsulfanyl)cyclopropane-1-carboxylate chemical structure, C18H13NO4S, CAS 2248360-58-7
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(phenylsulfanyl)cyclopropane-1-carboxylate
CAS 2248360-58-7C18H13NO4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3,4-dihydro-2H-1-benzothiopyran-4-carboxylate chemical structure, C18H13NO4S, CAS 2248298-33-9
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3,4-dihydro-2H-1-benzothiopyran-4-carboxylate
CAS 2248298-33-9C18H13NO4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-methyl-2,3-dihydro-1-benzothiophene-2-carboxylate chemical structure, C18H13NO4S, CAS 2248277-74-7
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-methyl-2,3-dihydro-1-benzothiophene-2-carboxylate
CAS 2248277-74-7C18H13NO4S

Frequently asked questions

What is the molar mass of C18H13NO4S?

The molar mass of C18H13NO4S is 339.36 g/mol, calculated from standard atomic weights for 18 carbon atoms, 13 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 339.0565 Da.

How many compounds have the formula C18H13NO4S?

CompoundList lists 26 compounds with the molecular formula C18H13NO4S, including 2-[[(E)-3-(Furan-2-yl)prop-2-enoyl]amino]-4-phenylthiophene-3-carboxylic acid, 4-[5-(Carboxymethyl)-4-phenyl-1,3-thiazol-2-yl]benzoic acid, 10-(1,3-Benzodioxol-5-yl)-4,10-dihydro-1H,3H-furo[3,4-c][1,5]benzothiazepin-1-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 C18H13NO4S?

C18H13NO4S has a degree of unsaturation of 13. 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.