R Sridhar, PT Perumal, S Etti, G Shanmugam… - Bioorganic & medicinal …, 2004 - Elsevier
In a SAR study, we have synthesized a few 1H-pyrazole carboxylate related microbicides using Vilsmeier reagent. The anti-microbial screening results of 1H-pyrazole-3-carboxylate …
This chapter extends the discussion to reactions between the Vilsmeier‐Haack reagent (subsequently referred to as the Vilsmeier reagent for brevity) and any other compounds in …
B Stanovnik, J Svete - Science of Synthesis, 2002 - thieme-connect.com
Previously published information regarding this heterocyclic system can be found in Houben±Weyl, Vol. 13/6, pp 181±522 and Vol. 22b, pp 1508±1516. Pyrazole (1, 2-diazole) …
O Meth-Cohn, B Tarnowski - Advances in Heterocyclic Chemistry, 1982 - Elsevier
Publisher Summary The Vilsmeier—or Vilsmeier-Haack or Vilsmeier-Haack-Arnold— reaction is primarily a mild method for formulating a wide variety of substrates. It has a …
Synthesis Using Vilsmeier Reagents presents a comprehensive account of the whole of Vilsmeier chemistry, including the formation of over 50 functional groups and over 50 …
Pyrazole moiety, being called as pharmacophore, plays an important role in many biologically active compounds and therefore represents an interesting template for …
R Sridhar, PT Perumal - Synthetic communications, 2003 - Taylor & Francis
Full article: Synthesis of Novel 1-H-Pyrazole-4-carboxylic Acid Esters by Conventional and Microwave Assisted Vilsmeier Cyclization of Hydrazones Skip to Main Content Taylor and …
Y Kitano, T Suzuki, E Kawahara, T Yamazaki - Bioorganic & medicinal …, 2007 - Elsevier
The present study identified several 4-alkynyl and 4-alkenylquinazolines that serve as novel and potent EGFR tyrosine kinase inhibitors. The IC50 values of these compounds are in the …