Detail of "52558-74-4"

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Transdermal tapes containing amino acids and peptides as absorption accelerators: Transdermal tapes containing amino acids and peptides as absorption accelerators.Several substances are used for example 52558-74-4 and 25038-32-8 which are their cas registry numbers. Ito, Yusuke; Horiuchi, Tetsuo; Otsuka, Saburo (Nitto Electric Industrial Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 61225120 A2 6 Oct 1986 Showa, 8 pp. (Japan) CODEN: JKXXAF. CLASS: ICM: A61K009-70. APPLICATION: JP 85-67929 29 Mar 1985. DOCUMENT TYPE: Patent CA Section: 63 (Pharmaceuticals) Pharmaceutical transdermal tapes contain N-acylated (C8-18) amino acids or N-acylated oligopeptides (mol. wt., <1000) as absorption-accelerators and acrylic polymers as adhesive carriers. Thus, acrylic acid-2-ethylhexyl acrylate copolymer 100, N-lauroylalanine 5, and propatyl nitrate 7 parts by wt. were mixed, applied to a polyethylene film, and dried to give a transdermal tape. .