Sentences with phrase «heterocyclic units»
This led to the identification of an analogue bearing a single azamacrocyclic ring AMD3465 (156) and subsequently to the design of nonmacrocyclic, orally active CXCR4 antagonists preserving a p - xylyl - enediamine linker between the two heterocyclic units of the compounds [95].
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The Term Chelate: The term chelate was first applied in 1920 by Sir Gilbert T. Morgan and H. D. K. Drew, who stated: «The adjective chelate, derived from the great claw or chele (Greek) of the lobster or other crustaceans, is suggested for the caliperlike groups which function as two associating units and fasten to the central atom so as to produce heterocyclic rings.»