Molecular formula

C₁₅H₈O₆

16 compounds have this formula on CompoundList.

Molar mass: 284.22g/mol
Monoisotopic mass: 290.0522Da
Atoms: 29
Elements: 3
Rings plus double bonds: 12

The formula C15H8O6 describes a molecule made of 15 carbon atoms, 8 hydrogen atoms 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 × 1563.39%
12.011 × 15 = 180.165 g/mol
H Hydrogen × 82.84%
1.008 × 8 = 8.064 g/mol
O Oxygen × 633.77%
15.999 × 6 = 95.994 g/mol

Look up another formula

Compounds with the formula C15H8O6

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

Showing 1 to 16 of 16 compounds

Rhein

CAS 478-43-3C₁₅H₈O₆

Aureol

CAS 88478-03-9C₁₅H₈O₆

Lupinalbin A

CAS 98094-87-2C₁₅H₈O₆

Lucernol

CAS 15402-22-9C₁₅H₈O₆

Munjistin

CAS 478-06-8C₁₅H₈O₆

Repensol

CAS 33280-69-2C₁₅H₈O₆

Ayamenin C

CAS 132915-53-8C₁₅H₈O₆

2H-Pyrano(2,3,4-kl)xanthen-2-one, 5,9,10-trihydroxy-

CAS 87865-19-8C₁₅H₈O₆

1,4-Dihydroxy-6-carboxy-anthraquinone

CAS 19591-45-8C₁₅H₈O₆

9-Oxoxanthene-2,7-dicarboxylic acid

CAS 40381-93-9C₁₅H₈O₆

Rhein-13C4

CAS 1189928-10-6C₁₅H₈O₆

2-Quinizarincarboxylic acid

CAS 6416-55-3C₁₅H₈O₆

Rhein-13C6

CAS 1330166-42-1C₁₅H₈O₆

9-Oxo-9H-xanthene-2,6-dicarboxylic acid

CAS 33872-64-9C₁₅H₈O₆

2-(8-Hydroxy-1,4,5-trioxofluoren-3-yl)acetic acid

CAS 851367-74-3C₁₅H₈O₆

5,8-Dihydroxy-9,10-dioxo-9,10-dihydroanthracene-1-carboxylic acid

CAS 22225-62-3C₁₅H₈O₆

Frequently asked questions

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What is the molar mass of C15H8O6?

The molar mass of C15H8O6 is 284.22 g/mol, calculated from standard atomic weights for 15 carbon atoms, 8 hydrogen atoms and 6 oxygen atoms. The monoisotopic mass is 290.0522 Da.

How many compounds have the formula C15H8O6?

CompoundList lists 16 compounds with the molecular formula C15H8O6, including Rhein, Aureol, Lupinalbin A. 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 C15H8O6?

C15H8O6 has a degree of unsaturation of 12. 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.