Sosnowski, Jerzy published the artcilePreparation of prolonged-release tablets with antazoline hydrochloride by the mixed granulate method and double-layer tablets, Synthetic Route of 2508-72-7, the publication is Farmacja Polska (1986), 42(11), 611-15, database is CAplus.
One of the granulates used and one of the layers in the resulting tablets contained a hydrophobic matrix comprising poly(vinyl chloride). Two doses of the active substance were used as well as various excipients and various proportions of distribution of the active substance between the particular granulates or layers. The rate of in vitro release of antazoline-HCl from these tablets was estimated by the half-exchange method into artificial gastric and intestinal juices.
Farmacja Polska published new progress about 2508-72-7. 2508-72-7 belongs to imidazoles-derivatives, auxiliary class Inhibitor,Immunology/Inflammation,Histamine Receptor, name is N-Benzyl-N-((4,5-dihydro-1H-imidazol-2-yl)methyl)aniline hydrochloride, and the molecular formula is C7H8BClO2, Synthetic Route of 2508-72-7.
Referemce:
https://en.wikipedia.org/wiki/Imidazole,
Imidazole | C3H4N2 – PubChem