Molecular formula

C₁₈H₁₂O₆

28 compounds have this formula on CompoundList.

Molar mass: 324.29g/mol
Monoisotopic mass: 324.0634Da
Atoms: 36
Elements: 3
Rings plus double bonds: 13

The formula C18H12O6 describes a molecule made of 18 carbon atoms, 12 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 × 1866.67%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 123.73%
1.008 × 12 = 12.096 g/mol
O Oxygen × 629.60%
15.999 × 6 = 95.994 g/mol

Look up another formula

Compounds with the formula C18H12O6

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

Showing 1 to 28 of 28 compounds

Sterigmatocystin

CAS 10048-13-2C₁₈H₁₂O₆

2,3,6,7,10,11-Hexahydroxytriphenylene

CAS 4877-80-9C₁₈H₁₂O₆

2,5-Dihydroxy-3,6-bis(4-hydroxyphenyl)-2,5-cyclohexadiene-1,4-dione

CAS 519-67-5C₁₈H₁₂O₆

1,2-Diacetoxyanthraquinone

CAS 1629-51-2C₁₈H₁₂O₆

1,8-Diacetoxyanthraquinone

CAS 1963-82-2C₁₈H₁₂O₆

Sterigmatocystine

CAS 607368-44-5C₁₈H₁₂O₆

9,10-Anthracenedione, 1,4-bis(acetyloxy)-

CAS 2289-36-3C₁₈H₁₂O₆

Fumaryldithranol

CAS 125379-01-3C₁₈H₁₂O₆

(Z)-2-(Benzo[d][1,3]dioxol-5-ylmethylene)-3-oxo-2,3-dihydrobenzofuran-6-yl acetate

CAS 210361-36-7C₁₈H₁₂O₆

9H-Xanthen-9-one, 4-(3-furanyl)-3,8-dihydroxy-1-methoxy-

CAS 55334-14-0C₁₈H₁₂O₆

Benzoic acid, 4-((2-hydroxy-1,3-dioxo-2,3-dihydro-1H-inden-2-yl)acetyl)-

CAS 70780-35-7C₁₈H₁₂O₆

9,10-Dioxo-9,10-dihydroanthracene-2,6-diyl diacetate

CAS 1747-94-0C₁₈H₁₂O₆

6,7-Dimethyl-9,10-dioxo-9,10-dihydroanthracene-2,3-dicarboxylic acid

CAS 869705-61-3C₁₈H₁₂O₆

3-(Benzo[d][1,3]dioxole-5-carbonyl)-8-methoxy-2H-chromen-2-one

CAS 2320267-85-2C₁₈H₁₂O₆

3-(2H-1,3-Benzodioxole-5-carbonyl)-7-methoxy-2H-chromen-2-one

CAS 2319898-13-8C₁₈H₁₂O₆

9,10-Dioxo-9,10-dihydroanthracene-1,2-dicarboxylic acid dimethyl ester

CAS 94803-09-5C₁₈H₁₂O₆

[(8-Formyl-4-oxo-2-phenyl-4H-1-benzopyran-7-yl)oxy]acetic acid

CAS 113578-16-8C₁₈H₁₂O₆

Methyl 4-acetyl-9,10-dihydro-3-hydroxy-9,10-dioxo-2-anthracenecarboxylate

CAS 177789-60-5C₁₈H₁₂O₆

3-(Acetyloxy)-2-(1,3-benzodioxol-5-yl)-4H-1-benzopyran-4-one

CAS 66961-31-7C₁₈H₁₂O₆

9,10-Dioxo-9,10-dihydroanthracene-1,5-diyl diacetate

CAS 1747-93-9C₁₈H₁₂O₆

5,7-Diacetyl-9-oxo-9H-xanthene-2-carboxylic acid

CAS 50626-75-0C₁₈H₁₂O₆

3-(Acetyloxy)-10-methoxy-6H-benzofuro[3,2-c][1]benzopyran-6-one

CAS 3930-21-0C₁₈H₁₂O₆

3-Hydroxy-4-(4-hydroxyphenyl)-6-[(4-hydroxyphenyl)methylene]-2H-pyran-2,5(6H)-dione

CAS 41744-32-5C₁₈H₁₂O₆

5-((4-Carboxy-2-methylphenyl)ethynyl)isophthalic acid

CAS 2007142-71-2C₁₈H₁₂O₆

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 C18H12O6?

The molar mass of C18H12O6 is 324.29 g/mol, calculated from standard atomic weights for 18 carbon atoms, 12 hydrogen atoms and 6 oxygen atoms. The monoisotopic mass is 324.0634 Da.

How many compounds have the formula C18H12O6?

CompoundList lists 28 compounds with the molecular formula C18H12O6, including Sterigmatocystin, 2,3,6,7,10,11-Hexahydroxytriphenylene, 2,5-Dihydroxy-3,6-bis(4-hydroxyphenyl)-2,5-cyclohexadiene-1,4-dione. 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 C18H12O6?

C18H12O6 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.