CompoundList
Sign in
Molecular formula

C18H19N5O4S2

16 compounds have this formula on CompoundList.

Molar mass
433.50g/mol
Monoisotopic mass
433.0878Da
Atoms
48
Elements
5
Rings plus double bonds
12

The formula C18H19N5O4S2 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 5 nitrogen atoms, 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 × 1849.87%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 194.42%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 516.16%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 414.76%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 214.79%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C18H19N5O4S2

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

Showing 1 to 16 of 16 compounds

2-[(4,6-Dimethylpyrimidin-2-yl)sulfanyl]-N-{4-[(5-methyl-1,2-oxazol-3-yl)sulfamoyl]phenyl}acetamide chemical structure, C18H19N5O4S2, CAS 638137-06-1
2-[(4,6-Dimethylpyrimidin-2-yl)sulfanyl]-N-{4-[(5-methyl-1,2-oxazol-3-yl)sulfamoyl]phenyl}acetamide
CAS 638137-06-1C18H19N5O4S2
1-[4-[(5-Ethyl-1,3,4-thiadiazol-2-yl)sulfamoyl]phenyl]-3-(4-methoxyphenyl)urea chemical structure, C18H19N5O4S2, CAS 344583-77-3
1-[4-[(5-Ethyl-1,3,4-thiadiazol-2-yl)sulfamoyl]phenyl]-3-(4-methoxyphenyl)urea
CAS 344583-77-3C18H19N5O4S2
2-[[4-Methyl-5-(phenoxymethyl)-1,2,4-triazol-3-yl]sulfanyl]-N-(4-sulfamoylphenyl)acetamide chemical structure, C18H19N5O4S2, CAS 710983-68-9
2-[[4-Methyl-5-(phenoxymethyl)-1,2,4-triazol-3-yl]sulfanyl]-N-(4-sulfamoylphenyl)acetamide
CAS 710983-68-9C18H19N5O4S2
Methyl 4-(2-((3-(tert-butyl)-4-oxo-4H-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-7-yl)thio)acetamido)benzoate chemical structure, C18H19N5O4S2, CAS 540772-34-7
Methyl 4-(2-((3-(tert-butyl)-4-oxo-4H-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-7-yl)thio)acetamido)benzoate
CAS 540772-34-7C18H19N5O4S2
N-(2-(2-(4-Methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-3,5-dimethylisoxazole-4-sulfonamide chemical structure, C18H19N5O4S2, CAS 895448-00-7
N-(2-(2-(4-Methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-3,5-dimethylisoxazole-4-sulfonamide
CAS 895448-00-7C18H19N5O4S2
Ethyl 2-(2-((7-oxo-7,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidin-3-yl)thio)acetamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate chemical structure, C18H19N5O4S2, CAS 877638-38-5
Ethyl 2-(2-((7-oxo-7,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidin-3-yl)thio)acetamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
CAS 877638-38-5C18H19N5O4S2
N,N-Diethyl-3-[4-(4-nitrophenyl)-5-sulfanyl-4H-1,2,4-triazol-3-yl]benzene-1-sulfonamide chemical structure, C18H19N5O4S2, CAS 519151-98-5
N,N-Diethyl-3-[4-(4-nitrophenyl)-5-sulfanyl-4H-1,2,4-triazol-3-yl]benzene-1-sulfonamide
CAS 519151-98-5C18H19N5O4S2
1,3-Dimethyl-5-((2-morpholino-2-oxoethyl)thio)-7-(thiophen-2-yl)pyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione chemical structure, C18H19N5O4S2, CAS 847191-49-5
1,3-Dimethyl-5-((2-morpholino-2-oxoethyl)thio)-7-(thiophen-2-yl)pyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione
CAS 847191-49-5C18H19N5O4S2
4-Isopropoxy-N-(5-((2-((5-methylisoxazol-3-yl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)benzamide chemical structure, C18H19N5O4S2, CAS 477215-28-4
4-Isopropoxy-N-(5-((2-((5-methylisoxazol-3-yl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)benzamide
CAS 477215-28-4C18H19N5O4S2
N-(1-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-(4-methoxyphenyl)-1H-pyrazol-5-yl)-4-methyl-1,2,3-thiadiazole-5-carboxamide chemical structure, C18H19N5O4S2, CAS 942741-82-4
N-(1-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-(4-methoxyphenyl)-1H-pyrazol-5-yl)-4-methyl-1,2,3-thiadiazole-5-carboxamide
CAS 942741-82-4C18H19N5O4S2
4-(N,N-Dimethylsulfamoyl)-N-((5-((pyridin-2-ylmethyl)thio)-1,3,4-oxadiazol-2-yl)methyl)benzamide chemical structure, C18H19N5O4S2, CAS 1396748-21-2
4-(N,N-Dimethylsulfamoyl)-N-((5-((pyridin-2-ylmethyl)thio)-1,3,4-oxadiazol-2-yl)methyl)benzamide
CAS 1396748-21-2C18H19N5O4S2
2-(4-Isopropyl-6-oxopyrimidin-1(6H)-yl)-N-(4-(N-(thiazol-2-yl)sulfamoyl)phenyl)acetamide chemical structure, C18H19N5O4S2, CAS 1203222-04-1
2-(4-Isopropyl-6-oxopyrimidin-1(6H)-yl)-N-(4-(N-(thiazol-2-yl)sulfamoyl)phenyl)acetamide
CAS 1203222-04-1C18H19N5O4S2
N-(2-(3-(2,4-Dimethylthiazol-5-yl)-6-oxopyridazin-1(6H)-yl)ethyl)-4-sulfamoylbenzamide chemical structure, C18H19N5O4S2, CAS 1251544-82-7
N-(2-(3-(2,4-Dimethylthiazol-5-yl)-6-oxopyridazin-1(6H)-yl)ethyl)-4-sulfamoylbenzamide
CAS 1251544-82-7C18H19N5O4S2
N-(2-(3-Methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)-4-(1H-pyrazol-1-yl)benzenesulfonamide chemical structure, C18H19N5O4S2, CAS 2034489-72-8
N-(2-(3-Methyl-2,2-dioxidobenzo[c][1,2,5]thiadiazol-1(3H)-yl)ethyl)-4-(1H-pyrazol-1-yl)benzenesulfonamide
CAS 2034489-72-8C18H19N5O4S2
Methyl 3-(N-(2-(5-cyclopropyl-3-(pyrazin-2-yl)-1H-pyrazol-1-yl)ethyl)sulfamoyl)thiophene-2-carboxylate chemical structure, C18H19N5O4S2, CAS 2034372-91-1
Methyl 3-(N-(2-(5-cyclopropyl-3-(pyrazin-2-yl)-1H-pyrazol-1-yl)ethyl)sulfamoyl)thiophene-2-carboxylate
CAS 2034372-91-1C18H19N5O4S2
N-(5-((3-(4-Oxoquinazolin-3(4H)-yl)piperidin-1-yl)sulfonyl)thiazol-2-yl)acetamide chemical structure, C18H19N5O4S2, CAS 2034463-24-4
N-(5-((3-(4-Oxoquinazolin-3(4H)-yl)piperidin-1-yl)sulfonyl)thiazol-2-yl)acetamide
CAS 2034463-24-4C18H19N5O4S2

Frequently asked questions

What is the molar mass of C18H19N5O4S2?

The molar mass of C18H19N5O4S2 is 433.50 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 5 nitrogen atoms, 4 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 433.0878 Da.

How many compounds have the formula C18H19N5O4S2?

CompoundList lists 16 compounds with the molecular formula C18H19N5O4S2, including 2-[(4,6-Dimethylpyrimidin-2-yl)sulfanyl]-N-{4-[(5-methyl-1,2-oxazol-3-yl)sulfamoyl]phenyl}acetamide, 1-[4-[(5-Ethyl-1,3,4-thiadiazol-2-yl)sulfamoyl]phenyl]-3-(4-methoxyphenyl)urea, 2-[[4-Methyl-5-(phenoxymethyl)-1,2,4-triazol-3-yl]sulfanyl]-N-(4-sulfamoylphenyl)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 C18H19N5O4S2?

C18H19N5O4S2 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.