Molecular formula

C₂₁H₁₉N₃O₄S₂

70 compounds have this formula on CompoundList.

Molar mass: 441.52g/mol
Monoisotopic mass: 441.0817Da
Atoms: 49
Elements: 5
Rings plus double bonds: 14

The formula C21H19N3O4S2 describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 3 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 × 2157.13%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 194.34%
1.008 × 19 = 19.152 g/mol
N Nitrogen × 39.52%
14.007 × 3 = 42.021 g/mol
O Oxygen × 414.49%
15.999 × 4 = 63.996 g/mol
S Sulfur × 214.52%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C21H19N3O4S2

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

Showing 1 to 70 of 70 compounds

Vlx-1005

CAS 1532593-30-8C₂₁H₁₉N₃O₄S₂

2-Hydroxy-benzoic acid N'-{3-[5-(4-methyl-benzylidene)-4-oxo-2-thioxo-thiazolidin-3-yl]-propionyl}-hydrazide

CAS 299952-80-0C₂₁H₁₉N₃O₄S₂

2-(4-((3,4-Dihydroquinolin-1(2H)-yl)sulfonyl)benzamido)thiophene-3-carboxamide

CAS 864940-84-1C₂₁H₁₉N₃O₄S₂

(4-(Morpholinosulfonyl)phenyl)(2-(prop-2-yn-1-ylthio)-1H-benzo[d]imidazol-1-yl)methanone

CAS 325851-09-0C₂₁H₁₉N₃O₄S₂

2-(4-((3,4-Dihydroisoquinolin-2(1H)-yl)sulfonyl)benzamido)thiophene-3-carboxamide

CAS 782460-95-1C₂₁H₁₉N₃O₄S₂

Methanesulfonanilide, 4'-(3-methylsulfonyl-9-acridinylamino)-

CAS 61481-83-2C₂₁H₁₉N₃O₄S₂

N-(5-Acetyl-4-methylthiazol-2-yl)-4-(indolin-1-ylsulfonyl)benzamide

CAS 441290-27-3C₂₁H₁₉N₃O₄S₂

2-(3-Methoxybenzyl)-4-(3-(methylthio)phenyl)-2H-pyrido[2,3-e][1,2,4]thiadiazin-3(4H)-one 1,1-dioxide

CAS 1251681-34-1C₂₁H₁₉N₃O₄S₂

3-(4-Ethoxyphenyl)-2-((4-nitrobenzyl)thio)-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one

CAS 686772-67-8C₂₁H₁₉N₃O₄S₂

N-{3-Cyano-4H,5H,6H-cyclopenta[b]thiophen-2-yl}-4-{[(furan-2-yl)methyl](methyl)sulfamoyl}benzamide

CAS 899963-87-2C₂₁H₁₉N₃O₄S₂

Benzofuran-2-yl(4-(4-(methylsulfonyl)benzo[d]thiazol-2-yl)piperazin-1-yl)methanone

CAS 923501-91-1C₂₁H₁₉N₃O₄S₂

2,5-Dimethoxy-N-(2-methyl-5-(thiazolo[5,4-b]pyridin-2-yl)phenyl)benzenesulfonamide

CAS 896679-69-9C₂₁H₁₉N₃O₄S₂

3,4-Dimethoxy-N-(2-methyl-5-(thiazolo[5,4-b]pyridin-2-yl)phenyl)benzenesulfonamide

CAS 896679-67-7C₂₁H₁₉N₃O₄S₂

4-(N-(Furan-2-ylmethyl)-N-methylsulfamoyl)-N-(2-methylbenzo[d]thiazol-6-yl)benzamide

CAS 899735-03-6C₂₁H₁₉N₃O₄S₂

N-(4-(N-(1-(Thiophene-2-carbonyl)indolin-6-yl)sulfamoyl)phenyl)acetamide

CAS 1040658-17-0C₂₁H₁₉N₃O₄S₂

N-(4-Methoxyphenyl)-N-methyl-2-[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]thiophene-3-sulfonamide

CAS 1040679-63-7C₂₁H₁₉N₃O₄S₂

4-Methoxy-3-methyl-N-(3-(7-methyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-3-yl)phenyl)benzenesulfonamide

CAS 1021074-28-1C₂₁H₁₉N₃O₄S₂

2-Methoxy-4-methyl-N-(4-(7-methyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-3-yl)phenyl)benzenesulfonamide

CAS 1170577-82-8C₂₁H₁₉N₃O₄S₂

$(2E)-N-{11-Methyl-3,12-dithia-5,10-diazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2(6),4,7,10-pentaen-4-yl}-3-(3,4,5-trimethoxyphenyl)prop-2-enamide chemical structure, C21H19N3O4S2, CAS 1173495-66-3$

(2E)-N-{11-Methyl-3,12-dithia-5,10-diazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2(6),4,7,10-pentaen-4-yl}-3-(3,4,5-trimethoxyphenyl)prop-2-enamide

CAS 1173495-66-3C₂₁H₁₉N₃O₄S₂

$(2E)-N-{11-Methyl-3,10-dithia-5,12-diazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2(6),4,7,11-pentaen-4-yl}-3-(3,4,5-trimethoxyphenyl)prop-2-enamide chemical structure, C21H19N3O4S2, CAS 1173579-42-4$

(2E)-N-{11-Methyl-3,10-dithia-5,12-diazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2(6),4,7,11-pentaen-4-yl}-3-(3,4,5-trimethoxyphenyl)prop-2-enamide

CAS 1173579-42-4C₂₁H₁₉N₃O₄S₂

N-(3-(5-(2-Hydroxyphenyl)-1-(thiophene-2-carbonyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide

CAS 868212-11-7C₂₁H₁₉N₃O₄S₂

(4E)-1-[5-(Butylsulfanyl)-1,3,4-thiadiazol-2-yl]-4-[furan-2-yl(hydroxy)methylidene]-5-phenylpyrrolidine-2,3-dione

CAS 874129-13-2C₂₁H₁₉N₃O₄S₂

N-(2-(5-(2-Hydroxyphenyl)-1-(thiophene-2-carbonyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide

CAS 921043-18-7C₂₁H₁₉N₃O₄S₂

(Z)-N'-(3-(5-Benzylidene-4-oxo-2-thioxothiazolidin-3-yl)propanoyl)-2-methoxybenzohydrazide

CAS 303055-93-8C₂₁H₁₉N₃O₄S₂

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What is the molar mass of C21H19N3O4S2?

The molar mass of C21H19N3O4S2 is 441.52 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 4 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 441.0817 Da.

How many compounds have the formula C21H19N3O4S2?

CompoundList lists 70 compounds with the molecular formula C21H19N3O4S2, including Vlx-1005, 2-Hydroxy-benzoic acid N'-{3-[5-(4-methyl-benzylidene)-4-oxo-2-thioxo-thiazolidin-3-yl]-propionyl}-hydrazide, 2-(4-((3,4-Dihydroquinolin-1(2H)-yl)sulfonyl)benzamido)thiophene-3-carboxamide. 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 C21H19N3O4S2?

C21H19N3O4S2 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.