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Molecular formula

C20H19ClO6

3 compounds have this formula on CompoundList.

Molar mass
390.82g/mol
Monoisotopic mass
390.0870Da
Atoms
46
Elements
4
Rings plus double bonds
11

The formula C20H19ClO6 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 1 chlorine atom and 6 oxygen 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 × 2061.47%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 194.90%
    1.008 × 19 = 19.152 g/mol
  • Cl Chlorine × 19.07%
    35.45 × 1 = 35.450 g/mol
  • O Oxygen × 624.56%
    15.999 × 6 = 95.994 g/mol
Look up another formula

Compounds with the formula C20H19ClO6

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

Showing 1 to 3 of 3 compounds

Chaetoxanthone C chemical structure, C20H19ClO6, CAS 1052639-26-5
Chaetoxanthone C
CAS 1052639-26-5C20H19ClO6
(2E)-3-(2-Chloro-3,4,5-trimethoxyphenyl)-1-(2,3-dihydro-1,4-benzodioxin-6-yl)prop-2-en-1-one chemical structure, C20H19ClO6, CAS 1706522-38-4
(2E)-3-(2-Chloro-3,4,5-trimethoxyphenyl)-1-(2,3-dihydro-1,4-benzodioxin-6-yl)prop-2-en-1-one
CAS 1706522-38-4C20H19ClO6
6-Chloro-4-methyl-7-[(3,4,5-trimethoxybenzyl)oxy]-2H-chromen-2-one chemical structure, C20H19ClO6, CAS 376383-13-0
6-Chloro-4-methyl-7-[(3,4,5-trimethoxybenzyl)oxy]-2H-chromen-2-one
CAS 376383-13-0C20H19ClO6

Frequently asked questions

What is the molar mass of C20H19ClO6?

The molar mass of C20H19ClO6 is 390.82 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 1 chlorine atom and 6 oxygen atoms. The monoisotopic mass is 390.0870 Da.

How many compounds have the formula C20H19ClO6?

CompoundList lists 3 compounds with the molecular formula C20H19ClO6, including Chaetoxanthone C, (2E)-3-(2-Chloro-3,4,5-trimethoxyphenyl)-1-(2,3-dihydro-1,4-benzodioxin-6-yl)prop-2-en-1-one, 6-Chloro-4-methyl-7-[(3,4,5-trimethoxybenzyl)oxy]-2H-chromen-2-one. 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 C20H19ClO6?

C20H19ClO6 has a degree of unsaturation of 11. 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.