COMPOSTO,COMPOSICAO DE FUMAR,PROCESSO PARA MELHORAR O AROMA CONFERIDO PELA QUEIMA DE UM ARTIGO DE FABRICACAO INFLAMAVEL,PROCESSO PARA PRODUZIR UM COMPOSTO DE ETILENO HETEROCICLICO-SUBSTITUIDO E UM TAL COMPOSTO

摘要

Tobacco and non-tobacco smoking compositions containing a heterocyclic hydroxy-substituted carboxylic acid corresponding to the formula …… wherein X is a heterocyclic substituent containing from 2 to 12 carbon atoms, and any heteroatom in X is selected from oxygen, nitrogen and sulfur, for example pyrazyl and pyridyl radicals, R is a substituent selected from aliphatic, alicyclic and aromatic groups containing from 1 to 12 carbon atoms, R<1> and R<2> are hydrogen or substituents selected from aliphatic, alicyclic and aromatic groups containing from 1 to 12 carbon atoms, and R<1> and R<2>, when taken together with connecting elements, form an alicyclic structure, or a corresponding salt thereof. …Under smoking conditions the additive and its pyrolysis products flavour the mainstream and sidestream smoke.