82972-85-8Relevant academic research and scientific papers
Efficient Synthesis and Some Transformations of 1-Hydrazinyl-5,6,7,8-tetrahydroisoquinolines Involving Rearrangement of the Pyridine Ring
Paronikyan,Dashyan, Sh. Sh.,Mamyan,Tamazyan,Ayvazyan
, p. 1351 - 1362 (2019/11/03)
—A procedure was developed for the synthesis of 1-hydrazinyl-3-arylamino-5,6,7,8-tetrahydroisoquinoline- 4-carbonitriles via recyclization of the pyridine ring in 3-amino-2-aryl-1-sulfanylidene-1,2,5,6,7,8- hexahydroisoquinoline-4-carbonitriles by the act
The Knoevenagel Reaction of Malononitrile with Some Cyclic β-Ketocarbothionic Acid Anilides. Synthesis of Cycloalkeno-pyridines and Cycloalkeno-thiopyrans
Bogdanowicz-Szwed, Krystyna
, p. 583 - 592 (2007/10/02)
A new route to the cycloalkeno-pyridines 2 and cycloalkeno-thiopyrans 5 by the reaction of malononitrile with enamines of cyclic β-ketocarbothionic acid anilides is presented.The elucidation of the structure of compounds obtained is based on MS spectral d
