<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The hexane soluble fraction of flue-cured tobacco has been pyrolyzed to reevaluate the importance of its contribution to the formation of aromatic compounds, especially polynuclear aromatic hydrocarbons (PAH), present in cigarette smoke. The pyrolyses were performed at 860° AA± 5°C under nitrogen. In general, the studies indicate that the hexane-solubles contribute significantly more to the aromatic hydrocarbon levels of tobacco pyrolysate than would be predicted on the basis of percent of dry leaf weight alone. Estimates of benzo[a]pyrene levels in pyrolysates indicate that nearly two-thirds of the amount produced during tobacco pyrolysis may be attributed to the hexane soluble components of leaf.</p></abstract>

The hexane soluble fraction of flue-cured tobacco has been pyrolyzed to reevaluate the importance of its contribution to the formation of aromatic compounds, especially polynuclear aromatic hydrocarbons (PAH), present in cigarette smoke. The pyrolyses were performed at 860° AA± 5°C under nitrogen. In general, the studies indicate that the hexane-solubles contribute significantly more to the aromatic hydrocarbon levels of tobacco pyrolysate than would be predicted on the basis of percent of dry leaf weight alone. Estimates of benzo[a]pyrene levels in pyrolysates indicate that nearly two-thirds of the amount produced during tobacco pyrolysis may be attributed to the hexane soluble components of leaf.

Pyrogenesis of Aromatic Hydrocarbons Present in Cigarette Smoke l: Role of the Hexane Soluble Fraction of Tobacco

Eastern Utilization Research and Development Division, Agricultural Research Service, United States Department of Agriculture, Philadelphia, Pa., USA

Contributions to Tobacco & Nicotine Research

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The hexane soluble fraction of flue-cured tobacco has been pyrolyzed to reevaluate the importance of its contribution to the formation of aromatic compounds,...

Pyrogenesis of Aromatic Hydrocarbons Present in Cigarette Smoke l: Role of the Hexane Soluble Fraction of Tobacco

Publié en ligne: 03 juil. 2014

Pages: 176 - 181

DOI: https://doi.org/10.2478/cttr-2013-0182

© Beiträge zur Tabakforschung International

This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.