Molecular formula

C₂₁H₂₀N₄O₄S₂

61 compounds have this formula on CompoundList.

Molar mass: 456.54g/mol
Monoisotopic mass: 456.0926Da
Atoms: 51
Elements: 5
Rings plus double bonds: 14

The formula C21H20N4O4S2 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 4 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 × 2155.25%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 204.42%
1.008 × 20 = 20.160 g/mol
N Nitrogen × 412.27%
14.007 × 4 = 56.028 g/mol
O Oxygen × 414.02%
15.999 × 4 = 63.996 g/mol
S Sulfur × 214.04%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C21H20N4O4S2

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

Showing 1 to 61 of 61 compounds

4-[[4-(4-Methoxy-3-methylphenyl)-1,3-thiazol-2-yl]amino]-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide

CAS 690695-17-1C₂₁H₂₀N₄O₄S₂

Ethyl 2-{[3-oxo-2-({[(thiophen-2-yl)methyl]carbamoyl}methyl)-2H,3H-imidazo[1,2-c]quinazolin-5-yl]sulfanyl}acetate

CAS 958963-18-3C₂₁H₂₀N₄O₄S₂

N-(3,4-Dimethoxyphenyl)-2-[[4-(furan-2-ylmethyl)-5-thiophen-2-yl-1,2,4-triazol-3-yl]sulfanyl]acetamide

CAS 720678-01-3C₂₁H₂₀N₄O₄S₂

$N-(4-Ethoxyphenyl)-2-({9-methyl-8,8-dioxo-8lambda6-thia-3,5,9-triazatricyclo[8.4.0.0^{2,7}]tetradeca-1(14),2(7),3,5,10,12-hexaen-4-yl}sulfanyl)acetamide chemical structure, C21H20N4O4S2, CAS 895103-41-0$

N-(4-Ethoxyphenyl)-2-({9-methyl-8,8-dioxo-8lambda6-thia-3,5,9-triazatricyclo[8.4.0.0^{2,7}]tetradeca-1(14),2(7),3,5,10,12-hexaen-4-yl}sulfanyl)acetamide

CAS 895103-41-0C₂₁H₂₀N₄O₄S₂

1-(Benzenesulfonyl)-4-(4-nitro-3-pyridin-2-ylsulfanylphenyl)piperazine

CAS 433703-18-5C₂₁H₂₀N₄O₄S₂

N-(2-(2-(m-Tolyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide

CAS 895439-23-3C₂₁H₂₀N₄O₄S₂

3-Acetyl-N-(2-(2-(4-methoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)benzenesulfonamide

CAS 894027-44-2C₂₁H₂₀N₄O₄S₂

Methanesulfonamide, N-(4-((3-((methylsulfonyl)amino)-9-acridinyl)amino)phenyl)-

CAS 72738-91-1C₂₁H₂₀N₄O₄S₂

1-(1,1-Dioxidotetrahydrothiophen-3-yl)-N-(furan-2-ylmethyl)-3-methyl-6-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxamide

CAS 1021055-21-9C₂₁H₂₀N₄O₄S₂

1-(1,1-Dioxidotetrahydrothiophen-3-yl)-6-(furan-2-yl)-3-methyl-N-(thiophen-2-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxamide

CAS 1021215-68-8C₂₁H₂₀N₄O₄S₂

1-((Benzo[d][1,3]dioxol-5-ylmethyl)thio)-4,7,7-trimethyl-6,7-dihydro-4H-pyrano[4',3':4,5]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(9H)-one

CAS 375360-68-2C₂₁H₂₀N₄O₄S₂

N1-(pyridin-2-ylmethyl)-N2-(1-(thiophen-2-ylsulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)oxalamide

CAS 898430-38-1C₂₁H₂₀N₄O₄S₂

2-({[3-(2H-1,3-Benzodioxol-5-yl)-1,2,4-oxadiazol-5-yl]methyl}sulfanyl)-3-pentyl-3H,4H-thieno[3,2-d]pyrimidin-4-one

CAS 1040672-90-9C₂₁H₂₀N₄O₄S₂

6-(4-Methoxyphenyl)-N-(4-sulfamoylphenethyl)imidazo[2,1-b]thiazole-3-carboxamide

CAS 1049368-13-9C₂₁H₂₀N₄O₄S₂

N-(2-Nitrophenyl)-2-[(4-oxo-3-prop-2-enyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-2-yl)sulfanyl]acetamide

CAS 421577-86-8C₂₁H₂₀N₄O₄S₂

Hydantoin, 5,5'-(methylenedithiodimethylene)bis(3-phenyl-

CAS 22139-83-9C₂₁H₂₀N₄O₄S₂

(5Z)-3-(Furan-2-ylmethyl)-5-[[2-(2-methoxyethylamino)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one

CAS 381705-10-8C₂₁H₂₀N₄O₄S₂

Benzenesulfonamide, N-[4-diazo-2-[[(2-ethylphenyl)amino]sulfonyl]-2,5-cyclohexadien-1-ylidene]-4-methyl-

CAS 23311-75-3C₂₁H₂₀N₄O₄S₂

3-{(Z)-[3-(2-Furylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(3-methoxypropyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one

CAS 381718-02-1C₂₁H₂₀N₄O₄S₂

(Z)-3-(Furan-2-ylmethyl)-5-((2-((2-methoxyethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one

CAS 500274-88-4C₂₁H₂₀N₄O₄S₂

2-Methyl-N-(4-morpholin-4-ylphenyl)-4-oxo-4H-pyrimido[2,1-b][1,3]benzothiazole-3-sulfonamide

CAS 1031606-15-1C₂₁H₂₀N₄O₄S₂

Methyl 2-((4-(4-methoxyphenyl)-5-oxo-4,5,6,7,8,9-hexahydrobenzo[4,5]thieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-1-yl)thio)acetate

CAS 351385-44-9C₂₁H₂₀N₄O₄S₂

(E)-N-[5-[2-(2,5-Dimethoxyanilino)-2-oxoethyl]sulfanyl-1,3,4-thiadiazol-2-yl]-3-phenylprop-2-enamide

CAS 531537-56-1C₂₁H₂₀N₄O₄S₂

Methyl 2-[[2-[[5-(3-phenylpropanoylamino)-1,3,4-thiadiazol-2-yl]sulfanyl]acetyl]amino]benzoate

CAS 533919-07-2C₂₁H₂₀N₄O₄S₂

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What is the molar mass of C21H20N4O4S2?

The molar mass of C21H20N4O4S2 is 456.54 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms, 4 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 456.0926 Da.

How many compounds have the formula C21H20N4O4S2?

CompoundList lists 61 compounds with the molecular formula C21H20N4O4S2, including 4-[[4-(4-Methoxy-3-methylphenyl)-1,3-thiazol-2-yl]amino]-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide, Ethyl 2-{[3-oxo-2-({[(thiophen-2-yl)methyl]carbamoyl}methyl)-2H,3H-imidazo[1,2-c]quinazolin-5-yl]sulfanyl}acetate, N-(3,4-Dimethoxyphenyl)-2-[[4-(furan-2-ylmethyl)-5-thiophen-2-yl-1,2,4-triazol-3-yl]sulfanyl]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 C21H20N4O4S2?

C21H20N4O4S2 has a degree of unsaturation of 14. 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.