1003612-89-2Relevant academic research and scientific papers
Aqueous-phase one-pot synthesis of 2-aminothiazole- or 2-aminoselenazole-5- carboxylates from β-keto esters, thiourea or selenourea, and N-bromosuccinimide under supramolecular catalysis
Narender, Mendu,Reddy, Majjigapu Somi,Kumar, Vydyula Pavan,Srinivas, Boga,Sridhar, Regati,Nageswar, Yadavalli Venkata Durga,Rao, Kakulapati Rama
, p. 3469 - 3472 (2007)
2-Amino-4-alkyl- and 2-amino-4-arylthiazole-5-carboxylates and their selenazole analogues were synthesized by α-halogenation of β-keto esters with N-bromosuccinimide, followed by cyclization with thiourea or selenourea, respectively, in the presence of β-
Xanthan sulfuric acid: An efficient bio-supported and recyclable solid acid catalyst for the synthesis of 2-aminothiazole-5-carboxylates and 2-aminoselenazole-5-carboxylates
Kuarm, Bowroju S.,Madhav, Janganati V.,Rajitha, Bhargavi
experimental part, p. 549 - 553 (2012/06/04)
An efficient method has been developed for the synthesis of 2-amino thiazole and selenazole-5-carboxylates from β-ketoesters, thiourea or seleno urea and N-bromo succinamide by using Xanthan sulfuric acid as a solid acid catalyst. The reaction work-up is
