SCHEDULED MAINTENANCE
Quaternization of primary amino groups of derivatives of [D-Ala2, Leu5]enkephalin and gramicidin S with Mel–KHCO3 in MeOH afforded new biologically active analogues possessing trimethylammonium group(s).
M. Kawai, N. Fukuta, N. Ito, M. Ohya, Y. Butsugan, M. Maruyama and Y. Kudo, J. Chem. Soc., Chem. Commun., 1986, 955 DOI: 10.1039/C39860000955
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