How to remember the structures of purines and pyrimidines?

  • Thread starter Hemant
  • Start date
  • #1
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Main Question or Discussion Point

I have drawn structure of purines and pyrimidines literally 14 times but still I am not able to recall the structures of these tiny monsters after few days of learning them.
Can you please tell me how you remembered these structures.
Thanks😃.
 

Answers and Replies

  • #2
65
22
They come in pairs in DNA. Draw them as hydrogen bonded pairs GC and AT (AU). Next up Inosine, Hypoxanthine, Uric Acid ...
 
  • #3
jim mcnamara
Mentor
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Sometimes 'bond line' drawings help, but my basic go to was the stick diagram:

This was 60 years ago, so no youtube....
 

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