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Molecular formula

C16H18N4O3S2

20 compounds have this formula on CompoundList.

Molar mass
378.47g/mol
Monoisotopic mass
378.0820Da
Atoms
43
Elements
5
Rings plus double bonds
10

The formula C16H18N4O3S2 describes a molecule made of 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 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 × 1650.78%
    12.011 × 16 = 192.176 g/mol
  • H Hydrogen × 184.79%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 414.80%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 312.68%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 216.94%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C16H18N4O3S2

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-(4-Ethoxyphenyl)-2-((8-oxo-5,6,7,8-tetrahydro-[1,3,4]thiadiazolo[3,2-a][1,3]diazepin-2-yl)thio)acetamide chemical structure, C16H18N4O3S2, CAS 450346-64-2
N-(4-Ethoxyphenyl)-2-((8-oxo-5,6,7,8-tetrahydro-[1,3,4]thiadiazolo[3,2-a][1,3]diazepin-2-yl)thio)acetamide
CAS 450346-64-2C16H18N4O3S2
N-[5-[2-(4-Ethoxyanilino)-2-oxoethyl]sulfanyl-1,3,4-thiadiazol-2-yl]cyclopropanecarboxamide chemical structure, C16H18N4O3S2, CAS 391869-63-9
N-[5-[2-(4-Ethoxyanilino)-2-oxoethyl]sulfanyl-1,3,4-thiadiazol-2-yl]cyclopropanecarboxamide
CAS 391869-63-9C16H18N4O3S2
5-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl(thiophen-2-yl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C16H18N4O3S2, CAS 868220-93-3
5-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl(thiophen-2-yl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 868220-93-3C16H18N4O3S2
N-{5-[(2-Methoxyethyl)sulfanyl]-1,3,4-thiadiazol-2-yl}-5-oxo-1-phenylpyrrolidine-3-carboxamide chemical structure, C16H18N4O3S2, CAS 879596-65-3
N-{5-[(2-Methoxyethyl)sulfanyl]-1,3,4-thiadiazol-2-yl}-5-oxo-1-phenylpyrrolidine-3-carboxamide
CAS 879596-65-3C16H18N4O3S2
2-({[(4-Methoxybenzoyl)amino]carbothioyl}amino)-N,N,4-trimethyl-1,3-thiazole-5-carboxamide chemical structure, C16H18N4O3S2, CAS 438233-25-1
2-({[(4-Methoxybenzoyl)amino]carbothioyl}amino)-N,N,4-trimethyl-1,3-thiazole-5-carboxamide
CAS 438233-25-1C16H18N4O3S2
4-Benzyl-N-(5-(ethylthio)-1,3,4-thiadiazol-2-yl)-5-oxomorpholine-3-carboxamide chemical structure, C16H18N4O3S2, CAS 1351585-45-9
4-Benzyl-N-(5-(ethylthio)-1,3,4-thiadiazol-2-yl)-5-oxomorpholine-3-carboxamide
CAS 1351585-45-9C16H18N4O3S2
N-(6-((2-Oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)ethyl)thio)pyridazin-3-yl)thiophene-2-carboxamide chemical structure, C16H18N4O3S2, CAS 1021107-58-3
N-(6-((2-Oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)ethyl)thio)pyridazin-3-yl)thiophene-2-carboxamide
CAS 1021107-58-3C16H18N4O3S2
2-{[5-(Acetylamino)-1,3,4-thiadiazol-2-yl]sulfanyl}-N-(4-acetylphenyl)butanamide chemical structure, C16H18N4O3S2, CAS 535977-43-6
2-{[5-(Acetylamino)-1,3,4-thiadiazol-2-yl]sulfanyl}-N-(4-acetylphenyl)butanamide
CAS 535977-43-6C16H18N4O3S2
2-((2-Oxo-2-(4-(3-phenyl-1,2,4-thiadiazol-5-yl)piperazin-1-yl)ethyl)thio)acetic acid chemical structure, C16H18N4O3S2, CAS 681136-34-5
2-((2-Oxo-2-(4-(3-phenyl-1,2,4-thiadiazol-5-yl)piperazin-1-yl)ethyl)thio)acetic acid
CAS 681136-34-5C16H18N4O3S2
Methyl 1-((6-hydroxythiazolo[3,2-b][1,2,4]triazol-5-yl)(thiophen-2-yl)methyl)piperidine-4-carboxylate chemical structure, C16H18N4O3S2, CAS 868220-91-1
Methyl 1-((6-hydroxythiazolo[3,2-b][1,2,4]triazol-5-yl)(thiophen-2-yl)methyl)piperidine-4-carboxylate
CAS 868220-91-1C16H18N4O3S2
1-Isopropyl-3-methyl-N-(6-(methylsulfonyl)benzo[d]thiazol-2-yl)-1H-pyrazole-5-carboxamide chemical structure, C16H18N4O3S2, CAS 1209533-69-6
1-Isopropyl-3-methyl-N-(6-(methylsulfonyl)benzo[d]thiazol-2-yl)-1H-pyrazole-5-carboxamide
CAS 1209533-69-6C16H18N4O3S2
Ethyl 2-(2-(3-(6-methylimidazo[2,1-b]thiazol-3-yl)propanamido)thiazol-4-yl)acetate chemical structure, C16H18N4O3S2, CAS 1251625-29-2
Ethyl 2-(2-(3-(6-methylimidazo[2,1-b]thiazol-3-yl)propanamido)thiazol-4-yl)acetate
CAS 1251625-29-2C16H18N4O3S2
N-(2-(2-(1H-Pyrazol-1-yl)thiazol-4-yl)ethyl)-4-methoxy-3-methylbenzenesulfonamide chemical structure, C16H18N4O3S2, CAS 1448130-26-4
N-(2-(2-(1H-Pyrazol-1-yl)thiazol-4-yl)ethyl)-4-methoxy-3-methylbenzenesulfonamide
CAS 1448130-26-4C16H18N4O3S2
5-Methyl-N-[(1r,4r)-4-[(3-cyanopyrazin-2-yl)oxy]cyclohexyl]thiophene-2-sulfonamide chemical structure, C16H18N4O3S2, CAS 2034399-28-3
5-Methyl-N-[(1r,4r)-4-[(3-cyanopyrazin-2-yl)oxy]cyclohexyl]thiophene-2-sulfonamide
CAS 2034399-28-3C16H18N4O3S2
3-((1-((5-Ethylthiophen-2-yl)sulfonyl)piperidin-3-yl)oxy)pyrazine-2-carbonitrile chemical structure, C16H18N4O3S2, CAS 2034436-21-8
3-((1-((5-Ethylthiophen-2-yl)sulfonyl)piperidin-3-yl)oxy)pyrazine-2-carbonitrile
CAS 2034436-21-8C16H18N4O3S2
N-(4-(2-(Methylamino)-2-oxoethyl)thiazol-2-yl)-6-((tetrahydrothiophen-3-yl)oxy)nicotinamide chemical structure, C16H18N4O3S2, CAS 2034494-95-4
N-(4-(2-(Methylamino)-2-oxoethyl)thiazol-2-yl)-6-((tetrahydrothiophen-3-yl)oxy)nicotinamide
CAS 2034494-95-4C16H18N4O3S2
2-(Methylthio)-N-(1,3,6-trimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)nicotinamide chemical structure, C16H18N4O3S2, CAS 2034405-57-5
2-(Methylthio)-N-(1,3,6-trimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)nicotinamide
CAS 2034405-57-5C16H18N4O3S2
N-[2-(3-Cyclopropyl-2,2-dioxo-1,3-dihydro-2lambda6,1,3-benzothiadiazol-1-yl)ethyl]-2-methyl-1,3-thiazole-4-carboxamide chemical structure, C16H18N4O3S2, CAS 2097921-06-5
N-[2-(3-Cyclopropyl-2,2-dioxo-1,3-dihydro-2lambda6,1,3-benzothiadiazol-1-yl)ethyl]-2-methyl-1,3-thiazole-4-carboxamide
CAS 2097921-06-5C16H18N4O3S2
N-(5-Cyclopropyl-1,3,4-thiadiazol-2-yl)-3-(2-phenylethenesulfonamido)propanamide chemical structure, C16H18N4O3S2, CAS 1030142-03-0
N-(5-Cyclopropyl-1,3,4-thiadiazol-2-yl)-3-(2-phenylethenesulfonamido)propanamide
CAS 1030142-03-0C16H18N4O3S2
2-{[4-Amino-5-(benzenesulfonyl)pyrimidin-2-yl]sulfanyl}-1-(pyrrolidin-1-yl)ethan-1-one chemical structure, C16H18N4O3S2, CAS 2309187-69-5
2-{[4-Amino-5-(benzenesulfonyl)pyrimidin-2-yl]sulfanyl}-1-(pyrrolidin-1-yl)ethan-1-one
CAS 2309187-69-5C16H18N4O3S2

Frequently asked questions

What is the molar mass of C16H18N4O3S2?

The molar mass of C16H18N4O3S2 is 378.47 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 378.0820 Da.

How many compounds have the formula C16H18N4O3S2?

CompoundList lists 20 compounds with the molecular formula C16H18N4O3S2, including N-(4-Ethoxyphenyl)-2-((8-oxo-5,6,7,8-tetrahydro-[1,3,4]thiadiazolo[3,2-a][1,3]diazepin-2-yl)thio)acetamide, N-[5-[2-(4-Ethoxyanilino)-2-oxoethyl]sulfanyl-1,3,4-thiadiazol-2-yl]cyclopropanecarboxamide, 5-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl(thiophen-2-yl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol. 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 C16H18N4O3S2?

C16H18N4O3S2 has a degree of unsaturation of 10. 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.