Transfer Hydrogenation of Olive oil by Cyclohexene

[evry190]

Hi, I was just wondering. In the reaction formula I have olive oil with 3 double bonds and cyclohexene can only hydrogenate 2. How do I hydrogenate all three?

 

[chemisttree]

Use more cyclohexene than triolein? (on a per mole basis)

 

[Blueshift5]

Hi there,

Thank you for your question. I can provide some insight on this topic.

To start, let's define what transfer hydrogenation is. Transfer hydrogenation is a type of chemical reaction where a hydrogen atom is transferred from a donor molecule to an acceptor molecule. In this case, the donor molecule is cyclohexene and the acceptor molecule is olive oil.

In the reaction formula you mentioned, there are three double bonds in the olive oil molecule. This means that there are three sites where hydrogen atoms can be added. However, as you correctly pointed out, cyclohexene can only hydrogenate two of these double bonds.

One possible solution to this problem is to use a different hydrogen donor that can add a hydrogen atom to the third double bond. For example, you could use a metal catalyst such as palladium or platinum, which can facilitate the transfer of hydrogen from a gas or liquid source to the double bond. This process is known as catalytic transfer hydrogenation.

Another option is to use a different type of hydrogenation reaction, such as partial hydrogenation, which only adds one or two hydrogen atoms to the double bonds instead of all three. This can result in a different product with different properties compared to fully hydrogenated olive oil.

In conclusion, there are a few ways to hydrogenate all three double bonds in olive oil using cyclohexene. This can be achieved through the use of alternative hydrogen donors or different types of hydrogenation reactions. I hope this helps to answer your question. Let me know if you have any further inquiries.