C40H78O5
4 compounds have this formula on CompoundList.
- Molar mass
- 639.06g/mol
- Monoisotopic mass
- 638.5849Da
- Atoms
- 123
- Elements
- 3
- Rings plus double bonds
- 2
The formula C40H78O5 describes a molecule made of 40 carbon atoms, 78 hydrogen atoms and 5 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 × 4075.18%12.011 × 40 = 480.440 g/mol
- H Hydrogen × 7812.30%1.008 × 78 = 78.624 g/mol
- O Oxygen × 512.52%15.999 × 5 = 79.995 g/mol
Compounds with the formula C40H78O5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 4 of 4 compounds
![1,4-Bis[5,7,7-trimethyl-2-(1,3,3-trimethylbutyl)octyl] 2-hydroxybutanedioate chemical structure, C40H78O5, CAS 66918-01-2](/s/ONKLPOGLHLITSO-UHFFFAOYSA-N.svg)
Frequently asked questions
What is the molar mass of C40H78O5?
The molar mass of C40H78O5 is 639.06 g/mol, calculated from standard atomic weights for 40 carbon atoms, 78 hydrogen atoms and 5 oxygen atoms. The monoisotopic mass is 638.5849 Da.
How many compounds have the formula C40H78O5?
CompoundList lists 4 compounds with the molecular formula C40H78O5, including 1,1'-(Oxydi-2,1-ethanediyl) dioctadecanoate, Diisostearyl malate, Dioctadecyl malate. 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 C40H78O5?
C40H78O5 has a degree of unsaturation of 2. 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.