The synthesis, characterization and investigation of absorption properties of disperse disazo dyes containing pyrazole and isoxazole
A Demirçalı, F Karcı, O Avinc, AU Kahrıman… - Journal of Molecular …, 2019 - Elsevier
In this study, new heterocyclic disazo disperse dyes, substituted with methyl, nitro and chloro
groups at their o-, m-, p-positions were synthesized (4a-4j). These newly synthesized ten …
groups at their o-, m-, p-positions were synthesized (4a-4j). These newly synthesized ten …
Multiple biological active 4-aminopyrazoles containing trifluoromethyl and their 4-nitroso-precursors: Synthesis and evaluation
YV Burgart, NA Agafonova, EV Shchegolkov… - European Journal of …, 2020 - Elsevier
Nitroso-3-trifluoromethyl-5-alkyl [(het) aryl] pyrazoles were synthesized via one-pot
nitrosation of 1, 3-diketones or their lithium salts followed by treatment of hydrazines …
nitrosation of 1, 3-diketones or their lithium salts followed by treatment of hydrazines …
Synthetic fiber dyeing with new pyrazole disperse dyes and their colorimetric and fastness properties
A series of disazo pyrazole disperse dyes were synthesized and reported at our previous
work. These 8 synthesized disazo pyrazole disperse dyes (3a-3h) were applied to poly …
work. These 8 synthesized disazo pyrazole disperse dyes (3a-3h) were applied to poly …
Reduction of Trifluoromethyl-containing 4-Nitroso-and 4-Arylazopyrazoles as a Method for 4-Amino-3-trifluoromethylpyrazoles Synthesis
NA Elkina, AN Perminova, NA Agafonova… - Russian Journal of …, 2022 - Springer
Abstract The processes of 4-nitroso-3-trifluoromethylpyrazoles reduction under various
conditions were studied. It was found that their reduction with zinc in acetic acid results in the …
conditions were studied. It was found that their reduction with zinc in acetic acid results in the …
Pyridazine derivatives and its related compounds. Part 31. Synthesis of some disperse dyes derived from 3-amino-1H-pyrzolo [3, 4-c] pyridazine and their color …
AAH Deeb, MB El-Hossami… - European Journal of …, 2014 - eurjchem.com
Abstract The 6-methyl-3, 4-diphenyl-7-(2-phenylhydrazono) pyrimido [1', 2': 1, 5] pyrazolo [3,
4-c] pyridazin-8 (7H)-one and 3, 4-diphenyl-7-(phenyldiazenyl) pyrimido [1', 2': 1, 5] pyrazolo …
4-c] pyridazin-8 (7H)-one and 3, 4-diphenyl-7-(phenyldiazenyl) pyrimido [1', 2': 1, 5] pyrazolo …
Синтез биологически активных соединений на основе трифторметилсодержащих 4-итрозопиразолов
НА Агафонова, ЕВ Щегольков, ЯВ Бургарт… - VIII Информационная …, 2020 - elibrary.ru
4-Нитрозо-3-трифторметил-5-алкил [(гет) арил] пиразолы были синтезированы путем
нитрозирования 1, 3-дикетонов или их литиевых солей с последующей обработкой …
нитрозирования 1, 3-дикетонов или их литиевых солей с последующей обработкой …