Molecular formula

C₁₈H₂₀ClFN₂O₃S

15 compounds have this formula on CompoundList.

Molar mass: 398.88g/mol
Monoisotopic mass: 398.0867Da
Atoms: 46
Elements: 7
Rings plus double bonds: 9

The formula C18H20ClFN2O3S describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 2 nitrogen atoms, 3 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 × 1854.20%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 205.05%
1.008 × 20 = 20.160 g/mol
Cl Chlorine × 18.89%
35.45 × 1 = 35.450 g/mol
F Fluorine × 14.76%
18.998 × 1 = 18.998 g/mol
N Nitrogen × 27.02%
14.007 × 2 = 28.014 g/mol
O Oxygen × 312.03%
15.999 × 3 = 47.997 g/mol
S Sulfur × 18.04%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H20ClFN2O3S

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

Showing 1 to 15 of 15 compounds

1-[(5-Chloro-2-ethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine

CAS 692763-13-6C₁₈H₂₀ClFN₂O₃S

2-[(4-Chlorophenyl)sulfonyl-[(2-fluorophenyl)methyl]amino]-N-propan-2-ylacetamide

CAS 593255-55-1C₁₈H₂₀ClFN₂O₃S

N-(3-Chloro-4-fluorophenyl)-2-[(2,3,5,6-tetramethylphenyl)sulfonylamino]acetamide

CAS 690644-46-3C₁₈H₂₀ClFN₂O₃S

1-(5-Chloro-2-ethoxybenzenesulfonyl)-4-(2-fluorophenyl)piperazine

CAS 839685-95-9C₁₈H₂₀ClFN₂O₃S

1-(5-Chloro-2-methylphenyl)-4-(5-fluoro-2-methoxyphenyl)sulfonylpiperazine

CAS 696633-76-8C₁₈H₂₀ClFN₂O₃S

1-(3-Chloro-2-methylphenyl)-4-(5-fluoro-2-methoxyphenyl)sulfonylpiperazine

CAS 696633-66-6C₁₈H₂₀ClFN₂O₃S

1-(4-Chloro-3-ethoxyphenyl)sulfonyl-4-(4-fluorophenyl)piperazine

CAS 708233-57-2C₁₈H₂₀ClFN₂O₃S

N-(4-Chlorophenyl)-2-{[(4-fluorophenyl)sulfonyl]amino}-4-methylpentanamide

CAS 317377-96-1C₁₈H₂₀ClFN₂O₃S

3-Chloro-4-fluoro-N-(2-(2-phenylmorpholino)ethyl)benzenesulfonamide

CAS 953972-06-0C₁₈H₂₀ClFN₂O₃S

4-Chloro-N-(2-(4-fluorophenyl)-2-morpholinoethyl)benzenesulfonamide

CAS 941960-18-5C₁₈H₂₀ClFN₂O₃S

1-(2-Chloro-6-fluorobenzyl)-3-((4-methylpiperidin-1-yl)sulfonyl)pyridin-2(1H)-one

CAS 1251546-88-9C₁₈H₂₀ClFN₂O₃S

5-(Azepan-1-ylsulfonyl)-1-(2-chloro-6-fluorobenzyl)pyridin-2(1H)-one

CAS 1251673-38-7C₁₈H₂₀ClFN₂O₃S

1-(3-Chloro-4-fluorophenyl)-4-((2-phenoxyethyl)sulfonyl)piperazine

CAS 1351609-43-2C₁₈H₂₀ClFN₂O₃S

1-(2-Chloro-6-fluorophenyl)-N-[4-(morpholin-4-yl)benzyl]methanesulfonamide

CAS 928891-03-6C₁₈H₂₀ClFN₂O₃S

3-Chloro-4-({1-[(4-fluorophenyl)methanesulfonyl]piperidin-4-yl}methoxy)pyridine

CAS 2640975-15-9C₁₈H₂₀ClFN₂O₃S

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 C18H20ClFN2O3S?

The molar mass of C18H20ClFN2O3S is 398.88 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 398.0867 Da.

How many compounds have the formula C18H20ClFN2O3S?

CompoundList lists 15 compounds with the molecular formula C18H20ClFN2O3S, including 1-[(5-Chloro-2-ethoxyphenyl)sulfonyl]-4-(4-fluorophenyl)piperazine, 2-[(4-Chlorophenyl)sulfonyl-[(2-fluorophenyl)methyl]amino]-N-propan-2-ylacetamide, N-(3-Chloro-4-fluorophenyl)-2-[(2,3,5,6-tetramethylphenyl)sulfonylamino]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 C18H20ClFN2O3S?

C18H20ClFN2O3S has a degree of unsaturation of 9. 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.