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Molecular formula

C18H13N5O3S

20 compounds have this formula on CompoundList.

Molar mass
379.39g/mol
Monoisotopic mass
379.0739Da
Atoms
40
Elements
5
Rings plus double bonds
15

The formula C18H13N5O3S describes a molecule made of 18 carbon atoms, 13 hydrogen atoms, 5 nitrogen atoms, 3 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 × 1856.99%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 133.45%
    1.008 × 13 = 13.104 g/mol
  • N Nitrogen × 518.46%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 312.65%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 18.45%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H13N5O3S

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

Showing 1 to 20 of 20 compounds

N-(1,3-Benzodioxol-5-yl)-2-(5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl)acetamide chemical structure, C18H13N5O3S, CAS 453512-70-4
N-(1,3-Benzodioxol-5-yl)-2-(5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl)acetamide
CAS 453512-70-4C18H13N5O3S
3-[(4-Nitrobenzyl)thio]-5-phenyl[1,2,4]triazolo[4,3-a]pyrimidin-7(8H)-one chemical structure, C18H13N5O3S, CAS 894999-66-7
3-[(4-Nitrobenzyl)thio]-5-phenyl[1,2,4]triazolo[4,3-a]pyrimidin-7(8H)-one
CAS 894999-66-7C18H13N5O3S
3-[2-Oxo-2-(3-phenyl-1,2-oxazol-5-yl)ethyl]sulfanyl-4-pyridin-3-yl-1H-1,2,4-triazol-5-one chemical structure, C18H13N5O3S, CAS 712270-97-8
3-[2-Oxo-2-(3-phenyl-1,2-oxazol-5-yl)ethyl]sulfanyl-4-pyridin-3-yl-1H-1,2,4-triazol-5-one
CAS 712270-97-8C18H13N5O3S
3-[(3-Nitrobenzyl)thio]-5-phenyl[1,2,4]triazolo[4,3-a]pyrimidin-7(8H)-one chemical structure, C18H13N5O3S, CAS 895000-06-3
3-[(3-Nitrobenzyl)thio]-5-phenyl[1,2,4]triazolo[4,3-a]pyrimidin-7(8H)-one
CAS 895000-06-3C18H13N5O3S
2-(2,4-Dioxo-1,2-dihydroquinazolin-3(4H)-yl)-N-(4-(pyridin-3-yl)thiazol-2-yl)acetamide chemical structure, C18H13N5O3S, CAS 1207022-09-0
2-(2,4-Dioxo-1,2-dihydroquinazolin-3(4H)-yl)-N-(4-(pyridin-3-yl)thiazol-2-yl)acetamide
CAS 1207022-09-0C18H13N5O3S
2-[[4-(1,3-Benzodioxol-5-yl)-5-sulfanylidene-1H-1,2,4-triazol-3-yl]methyl]phthalazin-1-one chemical structure, C18H13N5O3S, CAS 728000-21-3
2-[[4-(1,3-Benzodioxol-5-yl)-5-sulfanylidene-1H-1,2,4-triazol-3-yl]methyl]phthalazin-1-one
CAS 728000-21-3C18H13N5O3S
N-(2H-1,3-Benzodioxol-5-yl)-2-{[1,2,4]triazolo[4,3-A]quinoxalin-4-ylsulfanyl}acetamide chemical structure, C18H13N5O3S, CAS 1358481-18-1
N-(2H-1,3-Benzodioxol-5-yl)-2-{[1,2,4]triazolo[4,3-A]quinoxalin-4-ylsulfanyl}acetamide
CAS 1358481-18-1C18H13N5O3S
3-(5-(1-(Benzo[d]thiazole-6-carbonyl)azetidin-3-yl)-1,2,4-oxadiazol-3-yl)pyridin-2(1H)-one chemical structure, C18H13N5O3S, CAS 1396750-19-8
3-(5-(1-(Benzo[d]thiazole-6-carbonyl)azetidin-3-yl)-1,2,4-oxadiazol-3-yl)pyridin-2(1H)-one
CAS 1396750-19-8C18H13N5O3S
(2E)-N-(2-Methoxyanilino)-4-(3-nitrophenyl)-1,3-thiazole-2-carboximidoyl cyanide chemical structure, C18H13N5O3S, CAS 477188-78-6
(2E)-N-(2-Methoxyanilino)-4-(3-nitrophenyl)-1,3-thiazole-2-carboximidoyl cyanide
CAS 477188-78-6C18H13N5O3S
2-[3-(Furan-2-yl)-6-oxopyridazin-1(6H)-yl]-N-[(2Z)-4-(pyridin-3-yl)-1,3-thiazol-2(3H)-ylidene]acetamide chemical structure, C18H13N5O3S, CAS 1310945-29-9
2-[3-(Furan-2-yl)-6-oxopyridazin-1(6H)-yl]-N-[(2Z)-4-(pyridin-3-yl)-1,3-thiazol-2(3H)-ylidene]acetamide
CAS 1310945-29-9C18H13N5O3S
3-(5-(1-(Benzo[d]thiazole-2-carbonyl)azetidin-3-yl)-1,2,4-oxadiazol-3-yl)pyridin-2(1H)-one chemical structure, C18H13N5O3S, CAS 1396843-93-8
3-(5-(1-(Benzo[d]thiazole-2-carbonyl)azetidin-3-yl)-1,2,4-oxadiazol-3-yl)pyridin-2(1H)-one
CAS 1396843-93-8C18H13N5O3S
Methyl 4-((5-(3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl)pyrimidin-4-yl)amino)benzoate chemical structure, C18H13N5O3S, CAS 2034571-10-1
Methyl 4-((5-(3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl)pyrimidin-4-yl)amino)benzoate
CAS 2034571-10-1C18H13N5O3S
Methyl 3-({5-[3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl]pyrimidin-4-yl}amino)benzoate chemical structure, C18H13N5O3S, CAS 2034570-67-5
Methyl 3-({5-[3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl]pyrimidin-4-yl}amino)benzoate
CAS 2034570-67-5C18H13N5O3S
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-5-(3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl)pyrimidin-4-amine chemical structure, C18H13N5O3S, CAS 2034446-25-6
N-(Benzo[d][1,3]dioxol-5-ylmethyl)-5-(3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl)pyrimidin-4-amine
CAS 2034446-25-6C18H13N5O3S
N-((6-(Thiophen-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methyl)benzo[d][1,3]dioxole-5-carboxamide chemical structure, C18H13N5O3S, CAS 2034262-50-3
N-((6-(Thiophen-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methyl)benzo[d][1,3]dioxole-5-carboxamide
CAS 2034262-50-3C18H13N5O3S
N-((6-(Thiophen-3-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methyl)benzo[d][1,3]dioxole-5-carboxamide chemical structure, C18H13N5O3S, CAS 1903718-39-7
N-((6-(Thiophen-3-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methyl)benzo[d][1,3]dioxole-5-carboxamide
CAS 1903718-39-7C18H13N5O3S
N-[[4-(2-Oxido-4-phenyl-5H-1,2,4-oxadiazol-2-ium-3-yl)-1,3-thiazol-2-yl]imino]benzamide chemical structure, C18H13N5O3S, CAS 155811-65-7
N-[[4-(2-Oxido-4-phenyl-5H-1,2,4-oxadiazol-2-ium-3-yl)-1,3-thiazol-2-yl]imino]benzamide
CAS 155811-65-7C18H13N5O3S
2,1,3-Benzoxadiazole-4-sulfonamide, N-[4-(2-phenyldiazenyl)phenyl]- chemical structure, C18H13N5O3S, CAS 902697-41-0
2,1,3-Benzoxadiazole-4-sulfonamide, N-[4-(2-phenyldiazenyl)phenyl]-
CAS 902697-41-0C18H13N5O3S
2-(2-Methylpyrazolo[1,5-a]pyridin-3-yl)-4-(2-nitrophenyl)-1,3-thiazole-5-carboxamide chemical structure, C18H13N5O3S, CAS 1239505-43-1
2-(2-Methylpyrazolo[1,5-a]pyridin-3-yl)-4-(2-nitrophenyl)-1,3-thiazole-5-carboxamide
CAS 1239505-43-1C18H13N5O3S
2-[1-(1,3-Benzothiazole-2-carbonyl)azetidine-3-carbonyl]-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-3-one chemical structure, C18H13N5O3S, CAS 2415499-38-4
2-[1-(1,3-Benzothiazole-2-carbonyl)azetidine-3-carbonyl]-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-3-one
CAS 2415499-38-4C18H13N5O3S

Frequently asked questions

What is the molar mass of C18H13N5O3S?

The molar mass of C18H13N5O3S is 379.39 g/mol, calculated from standard atomic weights for 18 carbon atoms, 13 hydrogen atoms, 5 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 379.0739 Da.

How many compounds have the formula C18H13N5O3S?

CompoundList lists 20 compounds with the molecular formula C18H13N5O3S, including N-(1,3-Benzodioxol-5-yl)-2-(5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl)acetamide, 3-[(4-Nitrobenzyl)thio]-5-phenyl[1,2,4]triazolo[4,3-a]pyrimidin-7(8H)-one, 3-[2-Oxo-2-(3-phenyl-1,2-oxazol-5-yl)ethyl]sulfanyl-4-pyridin-3-yl-1H-1,2,4-triazol-5-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 C18H13N5O3S?

C18H13N5O3S has a degree of unsaturation of 15. 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.