CompoundList
Molecular formula

C18H16N4O4S

94 compounds have this formula on CompoundList.

Molar mass
384.41g/mol
Monoisotopic mass
384.0892Da
Atoms
43
Elements
5
Rings plus double bonds
13

The formula C18H16N4O4S describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms, 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 × 1856.24%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 164.20%
    1.008 × 16 = 16.128 g/mol
  • N Nitrogen × 414.58%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 416.65%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 18.34%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H16N4O4S

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

Showing 1 to 94 of 94 compounds

2-Phenoxy-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]acetamide chemical structure, C18H16N4O4S, CAS 312526-31-1
2-Phenoxy-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]acetamide
CAS 312526-31-1C18H16N4O4S
5-(2,4-Dimethoxyphenyl)-N-(4-methoxybenzo[d]thiazol-2-yl)-1,3,4-oxadiazol-2-amine chemical structure, C18H16N4O4S, CAS 862974-26-3
5-(2,4-Dimethoxyphenyl)-N-(4-methoxybenzo[d]thiazol-2-yl)-1,3,4-oxadiazol-2-amine
CAS 862974-26-3C18H16N4O4S
2-((4-Allyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N-(1,3-benzodioxol-5-yl)acetamide chemical structure, C18H16N4O4S, CAS 577770-14-0
2-((4-Allyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N-(1,3-benzodioxol-5-yl)acetamide
CAS 577770-14-0C18H16N4O4S
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H16N4O4S, CAS 896320-12-0
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896320-12-0C18H16N4O4S
N-(1,3-Benzodioxol-5-ylmethyl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H16N4O4S, CAS 896342-23-7
N-(1,3-Benzodioxol-5-ylmethyl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896342-23-7C18H16N4O4S
N-(1,3-Benzodioxol-5-ylmethyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H16N4O4S, CAS 896331-72-9
N-(1,3-Benzodioxol-5-ylmethyl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896331-72-9C18H16N4O4S
2-[[4-Methyl-5-(phenoxymethyl)-1,2,4-triazol-3-yl]sulfanyl]-1-(3-nitrophenyl)ethanone chemical structure, C18H16N4O4S, CAS 767326-92-1
2-[[4-Methyl-5-(phenoxymethyl)-1,2,4-triazol-3-yl]sulfanyl]-1-(3-nitrophenyl)ethanone
CAS 767326-92-1C18H16N4O4S
N-(1,3-Benzodioxol-5-ylmethyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H16N4O4S, CAS 896321-44-1
N-(1,3-Benzodioxol-5-ylmethyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896321-44-1C18H16N4O4S
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H16N4O4S, CAS 896340-95-7
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896340-95-7C18H16N4O4S
N-[3-[Methyl(phenyl)sulfamoyl]phenyl]-6-oxo-1H-pyridazine-3-carboxamide chemical structure, C18H16N4O4S, CAS 924203-37-2
N-[3-[Methyl(phenyl)sulfamoyl]phenyl]-6-oxo-1H-pyridazine-3-carboxamide
CAS 924203-37-2C18H16N4O4S
N'-(4-Methylsulfonylbenzoyl)-3-phenyl-1H-pyrazole-5-carbohydrazide chemical structure, C18H16N4O4S, CAS 1042743-47-4
N'-(4-Methylsulfonylbenzoyl)-3-phenyl-1H-pyrazole-5-carbohydrazide
CAS 1042743-47-4C18H16N4O4S
2-Methoxy-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]benzamide chemical structure, C18H16N4O4S, CAS 132727-24-3
2-Methoxy-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]benzamide
CAS 132727-24-3C18H16N4O4S
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide chemical structure, C18H16N4O4S, CAS 896330-39-5
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(8-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide
CAS 896330-39-5C18H16N4O4S
Methyl 4-[[2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetyl]amino]benzoate chemical structure, C18H16N4O4S, CAS 896341-59-6
Methyl 4-[[2-(9-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetyl]amino]benzoate
CAS 896341-59-6C18H16N4O4S
2-(6-Oxo-4-phenyl-1,6-dihydropyrimidin-1-yl)-N-(4-sulfamoylphenyl)acetamide chemical structure, C18H16N4O4S, CAS 1058485-12-3
2-(6-Oxo-4-phenyl-1,6-dihydropyrimidin-1-yl)-N-(4-sulfamoylphenyl)acetamide
CAS 1058485-12-3C18H16N4O4S
Ethyl 2-(2-((5-(pyridin-3-yl)-1,3,4-oxadiazol-2-yl)thio)acetamido)benzoate chemical structure, C18H16N4O4S, CAS 899967-70-5
Ethyl 2-(2-((5-(pyridin-3-yl)-1,3,4-oxadiazol-2-yl)thio)acetamido)benzoate
CAS 899967-70-5C18H16N4O4S
[2-((E)-{[(1H-Benzimidazol-2-ylthio)acetyl]hydrazono}methyl)phenoxy]acetic acid chemical structure, C18H16N4O4S, CAS 305338-90-3
[2-((E)-{[(1H-Benzimidazol-2-ylthio)acetyl]hydrazono}methyl)phenoxy]acetic acid
CAS 305338-90-3C18H16N4O4S
1-(4-Methylphenyl)-4-oxo-N-(4-sulfamoylphenyl)-1,4-dihydropyridazine-3-carboxamide chemical structure, C18H16N4O4S, CAS 898599-84-3
1-(4-Methylphenyl)-4-oxo-N-(4-sulfamoylphenyl)-1,4-dihydropyridazine-3-carboxamide
CAS 898599-84-3C18H16N4O4S
N-(5-(5-Cyclopropylisoxazole-3-carbonyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)furan-2-carboxamide chemical structure, C18H16N4O4S, CAS 1351621-28-7
N-(5-(5-Cyclopropylisoxazole-3-carbonyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)furan-2-carboxamide
CAS 1351621-28-7C18H16N4O4S
N-((5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazol-3-yl)methyl)-2-(pyrimidin-2-ylthio)acetamide chemical structure, C18H16N4O4S, CAS 1207050-89-2
N-((5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazol-3-yl)methyl)-2-(pyrimidin-2-ylthio)acetamide
CAS 1207050-89-2C18H16N4O4S
6-[(E)-2-(Furan-2-yl)ethenyl]-3-(3,4,5-trimethoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H16N4O4S, CAS 876712-22-0
6-[(E)-2-(Furan-2-yl)ethenyl]-3-(3,4,5-trimethoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 876712-22-0C18H16N4O4S
N-(5,6-Dimethoxybenzo[d]thiazol-2-yl)-5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-amine chemical structure, C18H16N4O4S, CAS 891084-73-4
N-(5,6-Dimethoxybenzo[d]thiazol-2-yl)-5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-amine
CAS 891084-73-4C18H16N4O4S
7,8-Dimethoxy-2-[(4-methoxyphenyl)amino]-5H-[1,3,4]thiadiazolo[2,3-b]quinazolin-5-one chemical structure, C18H16N4O4S, CAS 1021260-78-5
7,8-Dimethoxy-2-[(4-methoxyphenyl)amino]-5H-[1,3,4]thiadiazolo[2,3-b]quinazolin-5-one
CAS 1021260-78-5C18H16N4O4S
4-Methyl-3-nitro-N-(2-((6-(thiophen-2-yl)pyridazin-3-yl)oxy)ethyl)benzamide chemical structure, C18H16N4O4S, CAS 920241-65-2
4-Methyl-3-nitro-N-(2-((6-(thiophen-2-yl)pyridazin-3-yl)oxy)ethyl)benzamide
CAS 920241-65-2C18H16N4O4S

Frequently asked questions

What is the molar mass of C18H16N4O4S?

The molar mass of C18H16N4O4S is 384.41 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 384.0892 Da.

How many compounds have the formula C18H16N4O4S?

CompoundList lists 94 compounds with the molecular formula C18H16N4O4S, including 2-Phenoxy-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]acetamide, 5-(2,4-Dimethoxyphenyl)-N-(4-methoxybenzo[d]thiazol-2-yl)-1,3,4-oxadiazol-2-amine, 2-((4-Allyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N-(1,3-benzodioxol-5-yl)acetamide. 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 C18H16N4O4S?

C18H16N4O4S 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.