Molecular formula

C₂₀H₁₈ClN₃O₂S

125 compounds have this formula on CompoundList.

Molar mass: 399.89g/mol
Monoisotopic mass: 399.0808Da
Atoms: 45
Elements: 6
Rings plus double bonds: 13

The formula C20H18ClN3O2S describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 2 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 × 2060.07%
12.011 × 20 = 240.220 g/mol
H Hydrogen × 184.54%
1.008 × 18 = 18.144 g/mol
Cl Chlorine × 18.86%
35.45 × 1 = 35.450 g/mol
N Nitrogen × 310.51%
14.007 × 3 = 42.021 g/mol
O Oxygen × 28.00%
15.999 × 2 = 31.998 g/mol
S Sulfur × 18.02%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C20H18ClN3O2S

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

Showing 1 to 100 of 125 compounds

2-[5-(4-Chlorophenyl)furan-2-yl]-7-methyl-1,2,3,5,6,8-hexahydropyrido[2,3]thieno[2,4-d]pyrimidin-4-one

CAS 364620-51-9C₂₀H₁₈ClN₃O₂S

2-[5-(3-Chlorophenyl)-2-furyl]-7-methyl-2,3,5,6,7,8-hexahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4(1H)-one

CAS 488825-25-8C₂₀H₁₈ClN₃O₂S

N-(2-(3-Chlorophenyl)-5-oxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-(m-tolyl)acetamide

CAS 958703-28-1C₂₀H₁₈ClN₃O₂S

3-[(2-Chlorophenyl)methyl]-7-(pyrrolidine-1-carbonyl)-2-sulfanylidene-1H-quinazolin-4-one

CAS 422273-48-1C₂₀H₁₈ClN₃O₂S

3-(2-Chlorophenyl)-5-methyl-N-(phenethylcarbamothioyl)isoxazole-4-carboxamide

CAS 536725-47-0C₂₀H₁₈ClN₃O₂S

1-[2-(5-Chlorothiophen-2-yl)quinoline-4-carbonyl]piperidine-4-carboxamide

CAS 736167-04-7C₂₀H₁₈ClN₃O₂S

2-[(6-Chloro-4-phenylquinazolin-2-yl)sulfanyl]-1-(morpholin-4-yl)ethan-1-one

CAS 941001-83-8C₂₀H₁₈ClN₃O₂S

N-Benzyl-5-chloro-N-(4-methoxyphenyl)-2-(methylsulfanyl)pyrimidine-4-carboxamide

CAS 838620-40-9C₂₀H₁₈ClN₃O₂S

$[5-(3-Chlorophenyl)-7-(ethylsulfanyl)-14-methyl-2-oxa-4,6,13-triazatricyclo[8.4.0.0^{3,8}]tetradeca-1(10),3(8),4,6,11,13-hexaen-11-yl]methanol chemical structure, C20H18ClN3O2S, CAS 892382-93-3$

[5-(3-Chlorophenyl)-7-(ethylsulfanyl)-14-methyl-2-oxa-4,6,13-triazatricyclo[8.4.0.0^{3,8}]tetradeca-1(10),3(8),4,6,11,13-hexaen-11-yl]methanol

CAS 892382-93-3C₂₀H₁₈ClN₃O₂S

2-(2-Chlorophenyl)-3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-1,3-thiazolidin-4-one

CAS 128317-46-4C₂₀H₁₈ClN₃O₂S

N-[5-(4-Chlorophenyl)-1,3,4-thiadiazol-2-yl]-2-(4-methoxyphenyl)-N-(prop-2-en-1-yl)acetamide

CAS 448914-67-8C₂₀H₁₈ClN₃O₂S

N-(4-Chloro-2-methylphenyl)-2-(4-oxo-3-prop-2-enylquinazolin-2-yl)sulfanylacetamide

CAS 525582-59-6C₂₀H₁₈ClN₃O₂S

4'-(9-Acridinylamino)methanesulfonanilide hydrochloride

CAS 35440-46-1C₂₀H₁₈ClN₃O₂S

N1-(2-chlorophenyl)-N2-(2-(2-(p-tolyl)thiazol-4-yl)ethyl)oxalamide

CAS 896378-47-5C₂₀H₁₈ClN₃O₂S

Isoxazole azepine compound 3

CAS 1380087-45-5C₂₀H₁₈ClN₃O₂S

2-(4-Chlorophenoxy)-N-[2-(3-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]acetamide

CAS 392289-03-1C₂₀H₁₈ClN₃O₂S

N-[2-(4-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-(4-methoxyphenyl)acetamide

CAS 361477-53-4C₂₀H₁₈ClN₃O₂S

N-[2-(4-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-ethoxybenzamide

CAS 476459-15-1C₂₀H₁₈ClN₃O₂S

N-[2-(3-Chlorophenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]-2-ethoxybenzamide

CAS 450340-75-7C₂₀H₁₈ClN₃O₂S

N-{(E)-[3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl]methylidene}tetrahydrothiophen-3-amine 1,1-dioxide

CAS 384374-95-2C₂₀H₁₈ClN₃O₂S

5-Chloro-2-methoxy-N-[2-(3-methylphenyl)-4,6-dihydrothieno[3,4-c]pyrazol-3-yl]benzamide

CAS 361167-02-4C₂₀H₁₈ClN₃O₂S

2-Chloro-3-(1-(methylsulfonyl)-3-(p-tolyl)-4,5-dihydro-1H-pyrazol-5-yl)quinoline

CAS 683799-42-0C₂₀H₁₈ClN₃O₂S

2-(4-Chlorophenoxy)-N-(2-(o-tolyl)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)acetamide

CAS 396724-46-2C₂₀H₁₈ClN₃O₂S

1-(4-Chlorophenyl)-N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-oxopyrrolidine-3-carboxamide

CAS 351067-01-1C₂₀H₁₈ClN₃O₂S

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What is the molar mass of C20H18ClN3O2S?

The molar mass of C20H18ClN3O2S is 399.89 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 399.0808 Da.

How many compounds have the formula C20H18ClN3O2S?

CompoundList lists 125 compounds with the molecular formula C20H18ClN3O2S, including 2-[5-(4-Chlorophenyl)furan-2-yl]-7-methyl-1,2,3,5,6,8-hexahydropyrido[2,3]thieno[2,4-d]pyrimidin-4-one, 2-[5-(3-Chlorophenyl)-2-furyl]-7-methyl-2,3,5,6,7,8-hexahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4(1H)-one, N-(2-(3-Chlorophenyl)-5-oxido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)-2-(m-tolyl)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 C20H18ClN3O2S?

C20H18ClN3O2S 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.