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drawing the structures

linda

wrote...

13 years ago

How would you draw the following structures? Please guide me where to start..
A) 18:1c?11
B) Saturated FA w/ Tm < 30oC

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duddy

wrote...

#1

Staff Member

13 years ago

What is that question mark symbolize?

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linda Author

wrote...

#2

13 years ago

oh its a triangle. sorry

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duddy

wrote...

#3

Staff Member

13 years ago

LOL you mean delta? okay...

18:1c delta 11

c stands for cis and the 11 tells us that there is a cis bond at the the 11 carbon (so between 11 and 12).

Here's my rendition

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linda Author

wrote...

#4

13 years ago

I see. what does the 1 next to the C mean though. also do you know how to do part B. can you explain me that as well. thanks duddy!

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sarah!

wrote...

#5

13 years ago

Part A should look like this:

http://upload.wikimedia.org/wikipedia/commons/thumb/9/92/Trans-vaccenic_acid.svg/800px-Trans-vaccenic_acid.svg.png

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sarah!

wrote...

#6

13 years ago

Saturated means it doesn't have any double bonds and Tm is the solid-liquid phase transition temp, so look for a fatty acid that is solid at temperatures <30oC

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duddy

wrote...

#7

Staff Member

13 years ago

Quote from: sarah (13 years ago)

Saturated means it doesn't have any double bonds and Tm is the solid-liquid phase transition temp, so look for a fatty acid that is solid at temperatures <30oC

Yes, that's true.

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