2-Amino-6-cyclopropylamino-9H-purine,the key intermediate of abacavir was synthesized from ethyl cyanoacetate by nitrosation,cyclization with guanidine hydrochloride in the presence of EtONa and reduction to give 2,4,5-triamino-6-hydroxypyrimidine.

Calcium polystyrene sulfonate is an ion-exchange resin. Calcium polystyrene sulfonate reduces blood levels of potassium and can be used for research on the treatment of hyperkalemia in patients with chronic kidney disease.

Lysicamine shows significant antioxidant capacity in the ORAC(FL) assay and it is active against S. epidermidis and C. dubliniensis, with MIC values in the range 12.5-100 microg mL(-1).