CompoundList
Molecular formula

C19H21N5O4S

91 compounds have this formula on CompoundList.

Molar mass
415.47g/mol
Monoisotopic mass
415.1314Da
Atoms
50
Elements
5
Rings plus double bonds
12

The formula C19H21N5O4S describes a molecule made of 19 carbon atoms, 21 hydrogen atoms, 5 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 × 1954.93%
    12.011 × 19 = 228.209 g/mol
  • H Hydrogen × 215.09%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 516.86%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 415.40%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 17.72%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C19H21N5O4S

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

Showing 1 to 91 of 91 compounds

Pentiapine maleate chemical structure, C19H21N5O4S, CAS 81382-52-7
Pentiapine maleate
CAS 81382-52-7C19H21N5O4S
N-[5-(Acetylamino)-2-methoxyphenyl]-2-{[4-ethyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C19H21N5O4S, CAS 618412-72-9
N-[5-(Acetylamino)-2-methoxyphenyl]-2-{[4-ethyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 618412-72-9C19H21N5O4S
2-[4-Amino-5-(3-methoxyphenyl)(1,2,4-triazol-3-ylthio)]-N-(3,4-dimethoxyphenyl)acetamide chemical structure, C19H21N5O4S, CAS 573708-07-3
2-[4-Amino-5-(3-methoxyphenyl)(1,2,4-triazol-3-ylthio)]-N-(3,4-dimethoxyphenyl)acetamide
CAS 573708-07-3C19H21N5O4S
2-[3-(3,4-Dimethoxy-phenyl)-6-oxo-6H-pyridazin-1-yl]-N-(5-isopropyl-[1,3,4]thiadiazol-2-yl)-acetamide chemical structure, C19H21N5O4S, CAS 837395-22-9
2-[3-(3,4-Dimethoxy-phenyl)-6-oxo-6H-pyridazin-1-yl]-N-(5-isopropyl-[1,3,4]thiadiazol-2-yl)-acetamide
CAS 837395-22-9C19H21N5O4S
Methyl 2-[[4-(2,5-dimethylphenyl)-5-[(2,4-dioxo-1H-pyrimidin-6-yl)methyl]-1,2,4-triazol-3-yl]sulfanyl]propanoate chemical structure, C19H21N5O4S, CAS 852048-69-2
Methyl 2-[[4-(2,5-dimethylphenyl)-5-[(2,4-dioxo-1H-pyrimidin-6-yl)methyl]-1,2,4-triazol-3-yl]sulfanyl]propanoate
CAS 852048-69-2C19H21N5O4S
2-{[4-Amino-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,5-dimethoxyphenyl)acetamide chemical structure, C19H21N5O4S, CAS 573973-36-1
2-{[4-Amino-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,5-dimethoxyphenyl)acetamide
CAS 573973-36-1C19H21N5O4S
2-{[4-Amino-5-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,5-dimethoxyphenyl)acetamide chemical structure, C19H21N5O4S, CAS 585553-18-0
2-{[4-Amino-5-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,5-dimethoxyphenyl)acetamide
CAS 585553-18-0C19H21N5O4S
Ethyl 2-(2-((7-oxo-5-propyl-7,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidin-3-yl)thio)acetamido)benzoate chemical structure, C19H21N5O4S, CAS 895004-37-2
Ethyl 2-(2-((7-oxo-5-propyl-7,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidin-3-yl)thio)acetamido)benzoate
CAS 895004-37-2C19H21N5O4S
2-[4-(5-Methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-3,5,6,7,8,9-hexahydropyrimido[1,6-a]azepin-2(1H)-yl]-N-(2-thienylmethyl)acetamide chemical structure, C19H21N5O4S, CAS 1775338-51-6
2-[4-(5-Methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-3,5,6,7,8,9-hexahydropyrimido[1,6-a]azepin-2(1H)-yl]-N-(2-thienylmethyl)acetamide
CAS 1775338-51-6C19H21N5O4S
N-(4-(N-(2-(4-Methyl-5-oxo-3-phenyl-4,5-dihydro-1H-1,2,4-triazol-1-yl)ethyl)sulfamoyl)phenyl)acetamide chemical structure, C19H21N5O4S, CAS 1203063-90-4
N-(4-(N-(2-(4-Methyl-5-oxo-3-phenyl-4,5-dihydro-1H-1,2,4-triazol-1-yl)ethyl)sulfamoyl)phenyl)acetamide
CAS 1203063-90-4C19H21N5O4S
2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]-N-[(thiophen-2-yl)methyl]acetamide chemical structure, C19H21N5O4S, CAS 1775336-45-2
2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]-N-[(thiophen-2-yl)methyl]acetamide
CAS 1775336-45-2C19H21N5O4S
N-(2-{[4-(Pyrimidin-2-yl)piperazin-1-yl]sulfonyl}ethyl)-1-benzofuran-2-carboxamide chemical structure, C19H21N5O4S, CAS 946226-61-5
N-(2-{[4-(Pyrimidin-2-yl)piperazin-1-yl]sulfonyl}ethyl)-1-benzofuran-2-carboxamide
CAS 946226-61-5C19H21N5O4S
1-(2-(Benzo[d]oxazol-2-ylthio)acetyl)-N-((3-methyl-1,2,4-oxadiazol-5-yl)methyl)piperidine-4-carboxamide chemical structure, C19H21N5O4S, CAS 1334374-86-5
1-(2-(Benzo[d]oxazol-2-ylthio)acetyl)-N-((3-methyl-1,2,4-oxadiazol-5-yl)methyl)piperidine-4-carboxamide
CAS 1334374-86-5C19H21N5O4S
Ethyl 2-(2-((1-(2-methoxyphenyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazin-7-yl)thio)acetamido)acetate chemical structure, C19H21N5O4S, CAS 1172493-14-9
Ethyl 2-(2-((1-(2-methoxyphenyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazin-7-yl)thio)acetamido)acetate
CAS 1172493-14-9C19H21N5O4S
N-(2-Ethoxyphenyl)-2-(1,3,7-trimethyl-2,4-dioxopyrimido[4,5-d]pyrimidin-5-yl)sulfanylacetamide chemical structure, C19H21N5O4S, CAS 852168-22-0
N-(2-Ethoxyphenyl)-2-(1,3,7-trimethyl-2,4-dioxopyrimido[4,5-d]pyrimidin-5-yl)sulfanylacetamide
CAS 852168-22-0C19H21N5O4S
N-(2,4-Dimethoxyphenyl)-2-{[4-methyl-5-(1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C19H21N5O4S, CAS 1040643-49-9
N-(2,4-Dimethoxyphenyl)-2-{[4-methyl-5-(1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 1040643-49-9C19H21N5O4S
N-(2,4-Dimethoxyphenyl)-2-((4-methyl-5-(1-methyl-2-oxo-1,2-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide chemical structure, C19H21N5O4S, CAS 1105207-17-7
N-(2,4-Dimethoxyphenyl)-2-((4-methyl-5-(1-methyl-2-oxo-1,2-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide
CAS 1105207-17-7C19H21N5O4S
N-(3,4-Dimethoxyphenyl)-2-((4-methyl-5-(1-methyl-2-oxo-1,2-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide chemical structure, C19H21N5O4S, CAS 1105227-18-6
N-(3,4-Dimethoxyphenyl)-2-((4-methyl-5-(1-methyl-2-oxo-1,2-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide
CAS 1105227-18-6C19H21N5O4S
N-(3,5-Dimethylphenyl)-2-(1-(1,1-dioxidotetrahydrothiophen-3-yl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)acetamide chemical structure, C19H21N5O4S, CAS 1040646-40-9
N-(3,5-Dimethylphenyl)-2-(1-(1,1-dioxidotetrahydrothiophen-3-yl)-4-oxo-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)acetamide
CAS 1040646-40-9C19H21N5O4S
N-(4-Acetamido-6-oxo-2-((2-oxo-2-(pyrrolidin-1-yl)ethyl)thio)-1,6-dihydropyrimidin-5-yl)benzamide chemical structure, C19H21N5O4S, CAS 872608-66-7
N-(4-Acetamido-6-oxo-2-((2-oxo-2-(pyrrolidin-1-yl)ethyl)thio)-1,6-dihydropyrimidin-5-yl)benzamide
CAS 872608-66-7C19H21N5O4S
Propanenitrile, 3-[ethyl[3-methyl-4-[[2-(methylsulfonyl)-4-nitrophenyl]azo]phenyl]amino]- chemical structure, C19H21N5O4S, CAS 67906-60-9
Propanenitrile, 3-[ethyl[3-methyl-4-[[2-(methylsulfonyl)-4-nitrophenyl]azo]phenyl]amino]-
CAS 67906-60-9C19H21N5O4S
2-{[4-Phenyl-5-(3,4,5-trimethoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetohydrazide chemical structure, C19H21N5O4S, CAS 70452-65-2
2-{[4-Phenyl-5-(3,4,5-trimethoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetohydrazide
CAS 70452-65-2C19H21N5O4S
2-((4-Amino-5-(3,4-dimethoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-methoxyphenyl)acetamide chemical structure, C19H21N5O4S, CAS 840486-94-4
2-((4-Amino-5-(3,4-dimethoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-methoxyphenyl)acetamide
CAS 840486-94-4C19H21N5O4S
2-{[4-Amino-5-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,4-dimethoxyphenyl)acetamide chemical structure, C19H21N5O4S, CAS 734540-87-5
2-{[4-Amino-5-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,4-dimethoxyphenyl)acetamide
CAS 734540-87-5C19H21N5O4S

Frequently asked questions

What is the molar mass of C19H21N5O4S?

The molar mass of C19H21N5O4S is 415.47 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 415.1314 Da.

How many compounds have the formula C19H21N5O4S?

CompoundList lists 91 compounds with the molecular formula C19H21N5O4S, including Pentiapine maleate, N-[5-(Acetylamino)-2-methoxyphenyl]-2-{[4-ethyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide, 2-[4-Amino-5-(3-methoxyphenyl)(1,2,4-triazol-3-ylthio)]-N-(3,4-dimethoxyphenyl)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 C19H21N5O4S?

C19H21N5O4S 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.