What biochemical molecules contain pyrimidine rings?

1 Answer
Jul 10, 2014

Many biochemical molecules contain pyrimidine rings.

Pyrimidine has the structural formula

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A molecule that has a six-membered ring with two N atoms separated by a C atom is a pyrimidine.

Pyrimidines are important building blocks for DNA and RNA. These include thymine, uracil, and cytosine.

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Other molecules with pyrimidine rings are

Thiamine or Vitamin B1

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Bleomycin, a naturally occurring antibiotic

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5-Fluorouracil, an anti-cancer drug

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Zidovudine, an anti-HIV medication

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Pentothal (an anesthetic)

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Trimethoprim, an antibiotic

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