In this paper, the derivative of phenylalanine-azobenzene was synthesized from p-nitrobenzoic acid and L-ethyl benzoate by condensation, ferric acid reduction and aromatic amine oxidation, and the key compounds were characterized by 1H-NMR and MS. At the same time, we optimized t...
Open access
Research Article10.9734/irjpac/2019/v18i430095
4-Methylquinazoline was synthesized with 2-aminoacetophenone and formamide as the starting materials. The reaction conditions, including catalyst, ratio of substrates, temperature and time were optimized. Results showed that the optimal condition were as follows: Catalyst BF3-Et2...
Open access
Research Article10.9734/IRJPAC/2017/35918
In this paper, 2,6-di(pyridin-2-yl)pyridin-4(1H)-one was synthesized from ethyl picolinate and acetone via Kröhnke-type reaction. Initially, optimization of the reaction conditions for the synthesis of 1,5-bis(2′-bipyridyl)pentane-1,3,5-trione 2, such as the molar ratio of ethyl...
Open access
Research Article10.9734/IRJPAC/2016/26003
Thermosensitive amino acid derivative with oligoethyleneoxy chains with tunable lower critical solution temperature (LCST) were prepared from L-methyl phenylalaninate and 3,5-diaminobenzoic acid derivative with oligoethyleneoxy chains. The solution properties and the effects of s...
Open access
Research Article10.9734/ACSJ/2016/28842