This paper is the thirty-fourth consecutive installment of the annual review of research
concerning the endogenous opioid system. It summarizes papers published during 2011 …

We present in this article syntheses of six new hybrids compounds (4–9) that were efficiently
prepared in one or two steps (70–84.6%) from our previous prototype (±)-cis-4-chloro-6 …

Piperin is the active compound of black pepper (Piper nigrum). From the piperine was
obtained the molecule of the piperic acid (PAC). The objective of this study was to evaluate …

Aims There has been growing interest in the synthesis of new derivatives from isatin, found
in Isatis genus. Our objectives were to characterize the antinociceptive mechanism of action …

We described in this article the very efficient 2, 6-cis ou 2, 4, 6-cis diastereoselective
synthesis (2 or 3 steps, 62–65% global yields) from Prins-cyclization reaction as synthetic …

In this paper we present the convenient syntheses of six new guanylhydrazone and
aminoguanidine tetrahydropyran derivatives 2–7. The guanylhydrazone 2, 3 and 4 were …

Ягода, часто ассоциирующаяся у многих с простудами и гриппами по причине
знаменитых жаропонижающих свойств, является еще и очень вкусным десертом. Из …