... chemicallyprocesses (Piloty and Ruff, 1897,, Pfeiffer 1980,, Thewalt et al. 1984,, Felder et al. 1985,, Felder et al. 1987,, Fedor-onko et al. 1989,, Quirk et al. 1989,, Nardi et al. 1999,Kodali ... needhazardousreagentsduringsynthesis (Piloty and Ruff,1897,, Pfeiffer 1980,, Thewalt et al. 1984,, Felder et al. 1985,, Felder et al. 1987,, Fedoronko et al. 1989,, Quirk et al. 1989,, Nardi et al. 1999,, Kodali 2008). Commonfossil ... ediol(Pfeiffer 1980,, Thewalt et al. 1984,, 16, Felder et al. 1985), nitromethane (Schmidt and Wilkendorf 1919,),dihydroxyacetone (DHA) (Felder et al. 1981), dihydrox-yacetone oxime (Piloty and Ruff, 1897,,...