CompoundList
Molecular formula

C20H21N5O3S

108 compounds have this formula on CompoundList.

Molar mass
411.48g/mol
Monoisotopic mass
411.1365Da
Atoms
50
Elements
5
Rings plus double bonds
13

The formula C20H21N5O3S describes a molecule made of 20 carbon atoms, 21 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 × 2058.38%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 215.14%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 517.02%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 311.66%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 17.79%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C20H21N5O3S

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

Showing 1 to 100 of 108 compounds

2-(5-(3-(4-(Methylsulfonylamino)benzyl)-1,2,4-oxadiazol-5-yl)-1H-indole-3-yl)ethylamine chemical structure, C20H21N5O3S, CAS 137403-12-4
2-(5-(3-(4-(Methylsulfonylamino)benzyl)-1,2,4-oxadiazol-5-yl)-1H-indole-3-yl)ethylamine
CAS 137403-12-4C20H21N5O3S
2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E,2E)-3-(2-furyl)-2-propenylidene)acetohydrazide chemical structure, C20H21N5O3S, CAS 308096-07-3
2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E,2E)-3-(2-furyl)-2-propenylidene)acetohydrazide
CAS 308096-07-3C20H21N5O3S
N-Benzyl-2-[5-[(4-ethoxyphenyl)carbamoylamino]-1,3,4-thiadiazol-2-yl]acetamide chemical structure, C20H21N5O3S, CAS 426243-61-0
N-Benzyl-2-[5-[(4-ethoxyphenyl)carbamoylamino]-1,3,4-thiadiazol-2-yl]acetamide
CAS 426243-61-0C20H21N5O3S
2-((5-(1H-Indol-3-yl)-4-(2-methoxyethyl)-4H-1,2,4-triazol-3-yl)thio)-N-(furan-2-ylmethyl)acetamide chemical structure, C20H21N5O3S, CAS 852145-02-9
2-((5-(1H-Indol-3-yl)-4-(2-methoxyethyl)-4H-1,2,4-triazol-3-yl)thio)-N-(furan-2-ylmethyl)acetamide
CAS 852145-02-9C20H21N5O3S
2-[(4-Amino-6-benzyl-5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)sulfanyl]-N-(4-ethoxyphenyl)acetamide chemical structure, C20H21N5O3S, CAS 886961-91-7
2-[(4-Amino-6-benzyl-5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)sulfanyl]-N-(4-ethoxyphenyl)acetamide
CAS 886961-91-7C20H21N5O3S
2-[[4-Amino-6-[(4-methoxyphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(4-methylphenyl)acetamide chemical structure, C20H21N5O3S, CAS 886960-84-5
2-[[4-Amino-6-[(4-methoxyphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(4-methylphenyl)acetamide
CAS 886960-84-5C20H21N5O3S
Methyl 2-[({[5-(4-aminophenyl)-4-ethyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]benzoate chemical structure, C20H21N5O3S, CAS 500266-20-6
Methyl 2-[({[5-(4-aminophenyl)-4-ethyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]benzoate
CAS 500266-20-6C20H21N5O3S
2-[5-[2-(2-Methoxyanilino)-2-oxoethyl]sulfanyl-4-methyl-1,2,4-triazol-3-yl]-N-phenylacetamide chemical structure, C20H21N5O3S, CAS 701925-21-5
2-[5-[2-(2-Methoxyanilino)-2-oxoethyl]sulfanyl-4-methyl-1,2,4-triazol-3-yl]-N-phenylacetamide
CAS 701925-21-5C20H21N5O3S
2-[3-Cyano-4-(methoxymethyl)-6-methylpyridin-2-yl]sulfanyl-N-(1,3-dimethyl-2-oxobenzimidazol-5-yl)acetamide chemical structure, C20H21N5O3S, CAS 835894-11-6
2-[3-Cyano-4-(methoxymethyl)-6-methylpyridin-2-yl]sulfanyl-N-(1,3-dimethyl-2-oxobenzimidazol-5-yl)acetamide
CAS 835894-11-6C20H21N5O3S
1,3-Dimethyl-5-((2-oxo-2-(pyrrolidin-1-yl)ethyl)thio)-7-phenylpyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione chemical structure, C20H21N5O3S, CAS 863003-33-2
1,3-Dimethyl-5-((2-oxo-2-(pyrrolidin-1-yl)ethyl)thio)-7-phenylpyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione
CAS 863003-33-2C20H21N5O3S
2-{[4-Allyl-5-(2-pyridinyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(2,4-dimethoxyphenyl)acetamide chemical structure, C20H21N5O3S, CAS 618880-15-2
2-{[4-Allyl-5-(2-pyridinyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(2,4-dimethoxyphenyl)acetamide
CAS 618880-15-2C20H21N5O3S
2-{[4-Allyl-5-(2-pyridinyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,5-dimethoxyphenyl)acetamide chemical structure, C20H21N5O3S, CAS 587002-96-8
2-{[4-Allyl-5-(2-pyridinyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(3,5-dimethoxyphenyl)acetamide
CAS 587002-96-8C20H21N5O3S
2-((4-Allyl-5-(3-pyridinyl)4H-1,2,4-triazol-3-yl)thio)N-(3,5-DI-meo-PH)acetamide chemical structure, C20H21N5O3S, CAS 763114-72-3
2-((4-Allyl-5-(3-pyridinyl)4H-1,2,4-triazol-3-yl)thio)N-(3,5-DI-meo-PH)acetamide
CAS 763114-72-3C20H21N5O3S
2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(4-hydroxyphenyl)methylidene)acetohydrazide chemical structure, C20H21N5O3S, CAS 303102-74-1
2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(4-hydroxyphenyl)methylidene)acetohydrazide
CAS 303102-74-1C20H21N5O3S
2-[(2Z)-4-Oxo-2-({4-[(E)-2-phenyldiazen-1-yl]phenyl}imino)-3-(prop-2-en-1-yl)-1,3-thiazolidin-5-yl]acetic acid amine chemical structure, C20H21N5O3S, CAS 381727-64-6
2-[(2Z)-4-Oxo-2-({4-[(E)-2-phenyldiazen-1-yl]phenyl}imino)-3-(prop-2-en-1-yl)-1,3-thiazolidin-5-yl]acetic acid amine
CAS 381727-64-6C20H21N5O3S
2-[[4-Amino-6-[(4-ethoxyphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-phenylacetamide chemical structure, C20H21N5O3S, CAS 886957-72-8
2-[[4-Amino-6-[(4-ethoxyphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-phenylacetamide
CAS 886957-72-8C20H21N5O3S
2-[[4-Amino-6-[(4-methylphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(3-methoxyphenyl)acetamide chemical structure, C20H21N5O3S, CAS 886958-67-4
2-[[4-Amino-6-[(4-methylphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(3-methoxyphenyl)acetamide
CAS 886958-67-4C20H21N5O3S
2-[[4-Amino-6-[(4-methylphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(4-methoxyphenyl)acetamide chemical structure, C20H21N5O3S, CAS 896166-57-7
2-[[4-Amino-6-[(4-methylphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(4-methoxyphenyl)acetamide
CAS 896166-57-7C20H21N5O3S
2-[[4-Amino-6-[(4-methoxyphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(2-methylphenyl)acetamide chemical structure, C20H21N5O3S, CAS 886966-17-2
2-[[4-Amino-6-[(4-methoxyphenyl)methyl]-5-oxo-1,2,4-triazin-3-yl]sulfanyl]-N-(2-methylphenyl)acetamide
CAS 886966-17-2C20H21N5O3S
N-(3,5-Dimethoxyphenyl)-2-{[4-(prop-2-en-1-yl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C20H21N5O3S, CAS 566165-46-6
N-(3,5-Dimethoxyphenyl)-2-{[4-(prop-2-en-1-yl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 566165-46-6C20H21N5O3S
2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(2-hydroxyphenyl)methylidene)acetohydrazide chemical structure, C20H21N5O3S, CAS 303102-67-2
2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(2-hydroxyphenyl)methylidene)acetohydrazide
CAS 303102-67-2C20H21N5O3S
[4-[3-(3,5-Dimethylpyrazol-1-yl)-4-nitrophenyl]piperazin-1-yl]-thiophen-2-ylmethanone chemical structure, C20H21N5O3S, CAS 432530-71-7
[4-[3-(3,5-Dimethylpyrazol-1-yl)-4-nitrophenyl]piperazin-1-yl]-thiophen-2-ylmethanone
CAS 432530-71-7C20H21N5O3S
2-[5-[(4-Ethoxyphenyl)carbamoylamino]-1,3,4-thiadiazol-2-yl]-N-(4-methylphenyl)acetamide chemical structure, C20H21N5O3S, CAS 426241-92-1
2-[5-[(4-Ethoxyphenyl)carbamoylamino]-1,3,4-thiadiazol-2-yl]-N-(4-methylphenyl)acetamide
CAS 426241-92-1C20H21N5O3S
2-Methoxy-5-(6-methyl-1,2,4-triazolo[3,4-a]phthalazin-3-yl)-N-propylbenzenesulfonamide chemical structure, C20H21N5O3S, CAS 797028-98-9
2-Methoxy-5-(6-methyl-1,2,4-triazolo[3,4-a]phthalazin-3-yl)-N-propylbenzenesulfonamide
CAS 797028-98-9C20H21N5O3S

Frequently asked questions

What is the molar mass of C20H21N5O3S?

The molar mass of C20H21N5O3S is 411.48 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 411.1365 Da.

How many compounds have the formula C20H21N5O3S?

CompoundList lists 108 compounds with the molecular formula C20H21N5O3S, including 2-(5-(3-(4-(Methylsulfonylamino)benzyl)-1,2,4-oxadiazol-5-yl)-1H-indole-3-yl)ethylamine, 2-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E,2E)-3-(2-furyl)-2-propenylidene)acetohydrazide, N-Benzyl-2-[5-[(4-ethoxyphenyl)carbamoylamino]-1,3,4-thiadiazol-2-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 C20H21N5O3S?

C20H21N5O3S 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.