Molecular formula

C₂₀H₁₈N₂O₃S₂

87 compounds have this formula on CompoundList.

Molar mass: 398.50g/mol
Monoisotopic mass: 398.0759Da
Atoms: 45
Elements: 5
Rings plus double bonds: 13

The formula C20H18N2O3S2 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 3 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 × 2060.28%
12.011 × 20 = 240.220 g/mol
H Hydrogen × 184.55%
1.008 × 18 = 18.144 g/mol
N Nitrogen × 27.03%
14.007 × 2 = 28.014 g/mol
O Oxygen × 312.04%
15.999 × 3 = 47.997 g/mol
S Sulfur × 216.09%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C20H18N2O3S2

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

Showing 1 to 87 of 87 compounds

2-Phenyl-2-(phenylsulfanyl)-N-(4-sulfamoylphenyl)acetamide

CAS 349435-33-2C₂₀H₁₈N₂O₃S₂

4-[(5Z)-5-Benzylidene-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]-N-(4-hydroxyphenyl)butanamide

CAS 303792-68-9C₂₀H₁₈N₂O₃S₂

(Z)-4-(5-Benzylidene-4-oxo-2-thioxothiazolidin-3-yl)-N-(2-hydroxyphenyl)butanamide

CAS 303792-67-8C₂₀H₁₈N₂O₃S₂

(Z)-N-(4-Hydroxyphenyl)-3-(5-(4-methylbenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)propanamide

CAS 300827-11-6C₂₀H₁₈N₂O₃S₂

Benzyl 8-methyl-4-oxo-6-thien-2-yl-3,4-dihydro-2H,6H-pyrimido[2,1-b][1,3]thiazine-7-carboxylate

CAS 608490-52-4C₂₀H₁₈N₂O₃S₂

3-[(6-Ethoxy-1,3-benzothiazol-2-yl)sulfanyl]-1-(4-methylphenyl)pyrrolidine-2,5-dione

CAS 351468-54-7C₂₀H₁₈N₂O₃S₂

N-[(5E)-5-(2-Ethoxybenzylidene)-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]-2-methylbenzamide

CAS 301692-10-4C₂₀H₁₈N₂O₃S₂

4-(Methanesulfonamido)-N-(2-phenylsulfanylphenyl)benzamide

CAS 825659-08-3C₂₀H₁₈N₂O₃S₂

(E)-2-(Benzenesulfonyl)-3-(3-methylthiophen-2-yl)-N-(pyridin-3-ylmethyl)prop-2-enamide

CAS 1268839-06-0C₂₀H₁₈N₂O₃S₂

N-(2-Benzoyl-1,2,3,4-tetrahydroisoquinolin-7-yl)thiophene-2-sulfonamide

CAS 955747-88-3C₂₀H₁₈N₂O₃S₂

2H-Thieno(3,4-e)-1,2,4-thiadiazin-3(4H)-one, 2-(2-phenylethyl)-4-(phenylmethyl)-, 1,1-dioxide

CAS 214916-42-4C₂₀H₁₈N₂O₃S₂

N-(3-(Benzo[d]thiazol-2-yl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-5,6-dihydro-1,4-dioxine-2-carboxamide

CAS 864937-86-0C₂₀H₁₈N₂O₃S₂

(E)-3-(3-(3,4-Dihydroquinolin-1(2H)-yl)-3-oxopropyl)-5-(furan-2-ylmethylene)-2-thioxothiazolidin-4-one

CAS 682783-79-5C₂₀H₁₈N₂O₃S₂

Benzyl {[3-cyano-4-(3-methylthiophen-2-yl)-6-oxo-1,4,5,6-tetrahydropyridin-2-yl]sulfanyl}acetate

CAS 309280-00-0C₂₀H₁₈N₂O₃S₂

$1-(2H-1,3-Benzodioxol-5-yl)-2-({10-ethyl-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraen-12-yl}sulfanyl)ethan-1-one chemical structure, C20H18N2O3S2, CAS 690643-75-5$

1-(2H-1,3-Benzodioxol-5-yl)-2-({10-ethyl-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraen-12-yl}sulfanyl)ethan-1-one

CAS 690643-75-5C₂₀H₁₈N₂O₃S₂

N-(2-Methoxyphenyl)-2-(2-((2-oxo-2-phenylethyl)thio)thiazol-4-yl)acetamide

CAS 946241-68-5C₂₀H₁₈N₂O₃S₂

1-Phenyl-N-(1-(thiophene-2-carbonyl)indolin-6-yl)methanesulfonamide

CAS 1040658-77-2C₂₀H₁₈N₂O₃S₂

N-(5,6-Dimethyl-3-prop-2-ynyl-1,3-benzothiazol-2-ylidene)-3-methylsulfonylbenzamide

CAS 886944-51-0C₂₀H₁₈N₂O₃S₂

N-(4-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)thiazol-2-yl)-3-(ethylthio)benzamide

CAS 922592-29-8C₂₀H₁₈N₂O₃S₂

N-(2-(Phenylsulfonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)thiophene-2-carboxamide

CAS 954613-09-3C₂₀H₁₈N₂O₃S₂

N-(4-(Benzo[d][1,3]dioxol-5-yl)thiazol-2-yl)-2-(4-(ethylthio)phenyl)acetamide

CAS 919865-53-5C₂₀H₁₈N₂O₃S₂

3-Methyl-N-(1-(thiophene-2-carbonyl)indolin-6-yl)benzenesulfonamide

CAS 1021210-08-1C₂₀H₁₈N₂O₃S₂

$1-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-({10-methyl-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraen-12-yl}sulfanyl)ethan-1-one chemical structure, C20H18N2O3S2, CAS 315711-68-3$

1-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-({10-methyl-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraen-12-yl}sulfanyl)ethan-1-one

CAS 315711-68-3C₂₀H₁₈N₂O₃S₂

3-[(6-Ethoxy-1,3-benzothiazol-2-yl)sulfanyl]-1-(2-methylphenyl)pyrrolidine-2,5-dione

CAS 6059-77-4C₂₀H₁₈N₂O₃S₂

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What is the molar mass of C20H18N2O3S2?

The molar mass of C20H18N2O3S2 is 398.50 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 398.0759 Da.

How many compounds have the formula C20H18N2O3S2?

CompoundList lists 87 compounds with the molecular formula C20H18N2O3S2, including 2-Phenyl-2-(phenylsulfanyl)-N-(4-sulfamoylphenyl)acetamide, 4-[(5Z)-5-Benzylidene-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]-N-(4-hydroxyphenyl)butanamide, (Z)-4-(5-Benzylidene-4-oxo-2-thioxothiazolidin-3-yl)-N-(2-hydroxyphenyl)butanamide. 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 C20H18N2O3S2?

C20H18N2O3S2 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.