CAS - Molecule of the Week

Molecule of the Week
May 15, 2006

This molecule was originally selected on December 1, 2003.

Regarding this week’s selected substance:

Xanthine is a two-oxygen cousin of adenine and guanine, the purine bases of DNA. Uric acid is a three-oxygen cousin, and methlyated relatives include key ingredients in coffee and chocolate: caffeine and, theobromine. Xanthine combined with its isomer oxypurinol forms an anti-cockroach pesticide that doesn’t harm humans.


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