The reaction of butanoic acid and dimethylamine gives - N,N-dimethylbutanamide
What are the two types of lipids? - 1. contain fatty acid
2. contain steroid
What are the five categories of lipids? - 1. energy storage
2. membrane
3. emulsification
4. messenger
5. protective coating
Energy storage lipids are? - triacylglycerols
Membrane lipids - phospholipids
spingoglycolipids
cholesterol
Emulsification lipids are? - bile acids
Messenger lipids - steroid hormones
eicosanoids
Protective coating lipids - biological waxes
What are three types of fatty acids - saturated
monounsaturated
, polyunsaturated
What is a polyunsaturated fatty acid? - a fatty acid chain with two or more carbon-carbon double bonds
What are two types of unsaturated fatty acids? - Omega 3
omega 6
What are the essentially important omega 3 and omega 6 acids? - linolenic
linoleic
Fish oils are? - omega 3
Vegetable oils are? - omega 6
What does melting point depend on in lipids? - 1. length of C chain
2. degree of unsaturation or number of double bonds in a molecule
How is a triacylglycerol formed? - Esterification of 3 fatty acids to a glycerol
What are two types of triacylglycerols? - simple-three identical fatty acids are esterified
mixed triacylglycerol- triester formed from esterification with more than one kind of fatty acid
Trans -unsaturated fatty acids have ________ melting points than cis -unsaturated fatty acids because
____________ - trans -unsaturated fatty acids pack together in close parallel alignment
The order of fats, from highest health risk to lowest - trans → saturated → cis
What happens during hydrogenations of oils? - the cis double bonds are converted to trans bonds which
are more stable and cause a change in the fatty acid structure
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller VasilyKichigin. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.48. You're not tied to anything after your purchase.
