Orthoamides and Iminium Salts, IIICa. Further results about condensations reactions of orthoamides of alkyne carboxylic acids with CH2- and CH2/NH-acidic compounds

Kantlehner, W; Stieglitz, R; Lehmann, H; Vettel, M

Kantlehner, W (reprint author), Hsch Aalen, Inst Angew Forsch, Abt Tech Organ Synth Chem & Katalyseforsch, Beethovenstr 1, D-73430 Aalen, Germany.; Kantlehner, W (reprint author), Univ Stuttgart, Inst Organ Chem, Pfaffenwaldring 55, D-70569 Stuttgart, Ger

ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES, 2019; 74 (11-12): 925