In 2020.0 RUSS CHEM B+ published article about HYDRAZONES in [Gorodnicheva, N. V.; Vasil’eva, O. S.; Ostroglyadov, E. S.; Baichurin, R. I.; Makarenko, S. V.] Herzen State Pedag Univ Russia, 48 Nab R Moiki, St Petersburg 191186, Russia; [Karamov, F. A.] Kazan Natl Res Tech Univ, 10 Ul K Marksa, Kazan 420111, Russia; [Lodochnikova, O. A.; Litvinov, I. A.] Russian Acad Sci, Kazan Sci Ctr, Fed Res Ctr, AE Arbuzov Inst Organ & Phys Chem, 8 Ul Akad Arbuzova, Kazan 420088, Russia in 2020.0, Cited 25.0. The Name is 3-Pyridinecarboxaldehyde. Through research, I have a further understanding and discovery of 500-22-1. SDS of cas: 500-22-1
4-Het(aryl)-2-pyrrolidone-3(5)-carboxylic acid hydrazides react with aromatic aldehydes, acetone, and acetophenone to give new representatives of N ‘-alkyl(hetaryl)idenecarbohydrazides of (3R*,4S*)-4-het(aryl)-2-pyrrolidone-3- and (4R*,5R*)-4-het(aryl)-2-pyrrolidone-5-carboxylic acids.
About 3-Pyridinecarboxaldehyde, If you have any questions, you can contact Gorodnicheva, NV; Vasil’eva, OS; Ostroglyadov, ES; Baichurin, RI; Makarenko, SV; Karamov, FA; Lodochnikova, OA; Litvinov, IA or concate me.. SDS of cas: 500-22-1
Reference:
Pyridine – Wikipedia,
,Pyridine | C5H5N – PubChem