7,9,11-tetrahydroxy-3,13-bis-(4-methoxybenzoyloxy)pentadec-1-yl) pivalate were prepared as well as (3R,5R,7R,9R,11S,13S)-1,15-diamino-5,7,9,11-tetrahydroxypentadeca-3,13-diyl bis(4-methoxybenzoate) and (3R,5S,7S,9S,11R,13S)-1,15-diaminopentadecane-3,5,7,9,11,13-hexol...
13-[(2S)2-AMINO-4-CARBOXYBUTANOYL]-1,4,7,10-TETRAOXA-13-AZACY- CLOPENTADECANE HYDROCHLORIDE SHOWING ANTIAMNESIC AND ANTIHYPOXIC EFFECTFIELD: heterocyclic compounds. SUBSTANCE: synthesis is carried out by reaction of aza-15-crown-5 with N-carbobenzoxy-L-glutamic acid γ-benzylic ester in dry...