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Acetylcholine a quaternary ammonium compound can not penetrate membranes why?

In: Biology, Chemistry, Elements and Compounds [Edit categories]

Answer:

Ach has a positive charge on the Nitrogen. This makes it harder for Ach to pass through lipophillic membranes which are nonpolar. Remember likes attract likes. Ach would prefer a polar environment like water.

First answer by ID1659651131. Last edit by ID1659651131. Question popularity: 1 [recommend question].

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Relevant answers:

How do quaternary ammonium compounds work?
it works as a catalyst
Is 10 percent ammonia considered a quaternary ammonium compound?
No. 10 percent ammonia is simply a solution of ammonia in water. An ammonium compound is a kind of compound formed by reacting ammonia with certain organic compounds.
Is ammonium fluoride a ionic compound?
Yes, but only when suspended (dissolved) in water. Compare Ammonium Fluoride - solid (NH2F) - with NH2F in water - gives NH2+ and F- , an ionic compound.
What is the test for an ammonium compound?
silver mirror test
Why is ammonium nitrate a compound?
Ammonium nitrate is a compound because it contains two or more elements (three in this particular case) chemically bonded to one another in a fixed ratio and with a definite structure.