Molecular formula

C₂₀H₂₁ClN₄O₄S

26 compounds have this formula on CompoundList.

Molar mass: 448.92g/mol
Monoisotopic mass: 448.0972Da
Atoms: 51
Elements: 6
Rings plus double bonds: 12

The formula C20H21ClN4O4S describes a molecule made of 20 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 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 × 2053.51%
12.011 × 20 = 240.220 g/mol
H Hydrogen × 214.72%
1.008 × 21 = 21.168 g/mol
Cl Chlorine × 17.90%
35.45 × 1 = 35.450 g/mol
N Nitrogen × 412.48%
14.007 × 4 = 56.028 g/mol
O Oxygen × 414.26%
15.999 × 4 = 63.996 g/mol
S Sulfur × 17.14%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C20H21ClN4O4S

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

Showing 1 to 26 of 26 compounds

2-(2-(1,3-Dioxoisoindolin-2-yl)acetamido)-6-ethyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride

CAS 1052547-19-9C₂₀H₂₁ClN₄O₄S

(E)-N-(2-(2-(2-Chlorobenzylidene)hydrazinyl)-2-oxoethyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide

CAS 391885-59-9C₂₀H₂₁ClN₄O₄S

(E)-N-(2-(2-(4-Chlorobenzylidene)hydrazinyl)-2-oxoethyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide

CAS 391885-55-5C₂₀H₂₁ClN₄O₄S

4-Chloro-N-[2,2-dimethyl-3-[(5-nitroquinolin-8-yl)amino]propyl]benzenesulfonamide

CAS 330832-11-6C₂₀H₂₁ClN₄O₄S

4-[Butyl(methyl)sulfamoyl]-N-[5-(2-chlorophenyl)-1,3,4-oxadiazol-2-yl]benzamide

CAS 533869-19-1C₂₀H₂₁ClN₄O₄S

5-Chloro-2-methoxy-N-(1-(3-(pyridin-4-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)benzenesulfonamide

CAS 1396876-61-1C₂₀H₂₁ClN₄O₄S

N-(2-(tert-Butyl)-5,5-dioxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamide

CAS 449784-87-6C₂₀H₂₁ClN₄O₄S

Methyl 1-(2-((2-(4-chlorophenyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)amino)-2-oxoacetyl)piperidine-4-carboxylate

CAS 899970-14-0C₂₀H₂₁ClN₄O₄S

1-[5-Chloro-6-[(1-methylcyclopropyl)methoxy]-3-pyridinyl]-3-methyl-N-(methylsulfonyl)-1H-indazole-5-carboxamide

CAS 1387631-95-9C₂₀H₂₁ClN₄O₄S

5-Chloro-2-methoxy-N-(1-((5-phenyl-1,2,4-oxadiazol-3-yl)methyl)pyrrolidin-3-yl)benzenesulfonamide

CAS 1396848-03-5C₂₀H₂₁ClN₄O₄S

5-[(4-Chlorophenyl)sulfamoyl]-N-[(4-ethoxyphenyl)methyl]-3-methyl-1H-pyrazole-4-carboxamide

CAS 1298053-51-6C₂₀H₂₁ClN₄O₄S

N-(2-Chlorophenyl)-2-({4-methyl-5-[3,4,5-tris(methyloxy)phenyl]-4H-1,2,4-triazol-3-yl}sulfanyl)acetamide

CAS 333412-21-8C₂₀H₂₁ClN₄O₄S

N-(3-(1H-Imidazol-1-yl)propyl)-N-(4,7-dimethoxybenzo[d]thiazol-2-yl)furan-2-carboxamide hydrochloride

CAS 1215666-18-4C₂₀H₂₁ClN₄O₄S

2-{[5-(5-Chloro-2-methoxyphenyl)-4-methyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(2,4-dimethoxyphenyl)acetamide

CAS 892204-11-4C₂₀H₂₁ClN₄O₄S

N-(Benzo[d]thiazol-2-yl)-N-(2-morpholinoethyl)-3-nitrobenzamide hydrochloride

CAS 1216860-14-8C₂₀H₂₁ClN₄O₄S

N-(5-Chloro-2-methoxyphenyl)-2-(5-methoxy-2-(((1-methyl-1H-imidazol-2-yl)thio)methyl)-4-oxopyridin-1(4H)-yl)acetamide

CAS 1005291-90-6C₂₀H₂₁ClN₄O₄S

N-(3-Chloro-4-methylphenyl)-2-{[6-(methoxymethyl)-1,3-dimethyl-2,4-dioxo-1H,2H,3H,4H-pyrido[2,3-d]pyrimidin-5-yl]sulfanyl}acetamide

CAS 946337-66-2C₂₀H₂₁ClN₄O₄S

N-(2-Chlorobenzyl)-5-[3-(dimethylsulfamoyl)-4-methoxyphenyl]-1H-pyrazole-3-carboxamide

CAS 1238352-02-7C₂₀H₂₁ClN₄O₄S

N-[(3-Chloro-4-pyrrolidin-1-ylphenyl)carbamothioyl]-4-ethoxy-3-nitrobenzamide

CAS 674355-52-3C₂₀H₂₁ClN₄O₄S

N-[4-(2-Chloro-4-nitrophenyl)piperazine-1-carbothioyl]-3-ethoxybenzamide

CAS 428472-16-6C₂₀H₂₁ClN₄O₄S

2-(4-(2,5-Dioxopyrrolidin-1-yl)benzamido)-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride

CAS 1189440-18-3C₂₀H₂₁ClN₄O₄S

N-{[1-(1,3-Benzoxazol-2-yl)pyrrolidin-2-yl]methyl}-2-(3-chlorobenzenesulfonamido)acetamide

CAS 1788677-03-1C₂₀H₂₁ClN₄O₄S

N-[(3-Chloro-4-piperidin-1-ylphenyl)carbamothioyl]-4-methoxy-3-nitrobenzamide

CAS 333739-12-1C₂₀H₂₁ClN₄O₄S

N-[4-(4-Chloro-2-nitrophenyl)piperazine-1-carbothioyl]-4-ethoxybenzamide

CAS 426228-16-2C₂₀H₂₁ClN₄O₄S

Frequently asked questions

Still have a question?

The help centre explains buying, quotes and supplier badges step by step, or you can write to our team.

Help centre Contact us

What is the molar mass of C20H21ClN4O4S?

The molar mass of C20H21ClN4O4S is 448.92 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 448.0972 Da.

How many compounds have the formula C20H21ClN4O4S?

CompoundList lists 26 compounds with the molecular formula C20H21ClN4O4S, including 2-(2-(1,3-Dioxoisoindolin-2-yl)acetamido)-6-ethyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride, (E)-N-(2-(2-(2-Chlorobenzylidene)hydrazinyl)-2-oxoethyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide, (E)-N-(2-(2-(4-Chlorobenzylidene)hydrazinyl)-2-oxoethyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide. 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 C20H21ClN4O4S?

C20H21ClN4O4S 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.