points | out” that ite: wine ar 
end, he communicates some analyses of wine aromas, patereug iota o 
| different substances to which the good tobaccos and wines owe their aroma. Neverth 
of the chemistry of the esssential oils and aromatics. In addition to a discussion of t 
regulations. The same author’) i is responsible for an article on the indemens gf esse 
_ far as the industry of aromatics and the soap industry < are cnnentnas as} \ 
gén. de Chim. 20 (1917), 39 and following pages. — *) Zeitschr. f. angew. Chem. 80 (1917), I. 
of odoriferous chemical Conpornde: ‘The chief substance 
aroma and distinguishes it from beer and other beverages is cenant 
Beneraliy speaking, chemistry has attained ean little or nothing so far, 
domain of curing and improving tobacco. It is the same case with tobacco - | 
wine; the analytical chemist cannot determine the chemical constitution of the mix 
aromatizing and curing act an important part in the tobacco industry. 
Regarding tobacco for cigarettes, cue anything of Rasen can be 
An essential component of all such recipes, ‘however, seems to be honey or a mist ee 
of aromatic substances producing a similar odour. Extracts of sweet fruits are also us 
Tobacco for smoking is perfumed with drugs containing cumarin, such as ton 
beans, sweet vernal grass (Anthoxanthwm odoratum), vanilla beans, &c., furthermore 
oils of lavender, cloves, cinnamon, sassafras, bergamot, citronella and similar aromatic. 
substances. a3 Mie 
- Chewing-tobacco is likewise aromatized to a great extent with fruit sae (from 
tamarinds, prunes, &c.), extracts’ from seeds and other materials containing essential _ 4 
oils. The recipes are kept quite secret by the manufacturers. | ee a | 
Such recipes are often intricate and out of date, so that it would be possible in 
many cases to improve them, but it must be taken into consideration that the customers. 
are most conservative with regard to the aroma they are used to get. 2s Sagat aoe 4 
Tables of essential oils. — In the Deutsche Parfumerie- Zeitung, A. Reciatve ay publishes _ 
tables of the essential oils described up to January 1917, with short notes as to the — 
raw material, botanical origin, the specific gravity, the optical gue in the 10 mm, 
tube, the constituents, etc. 
L. Trabaud*) discusses all the publications on essential oils and fice cones that | 4 
have appeared in 1914 and 1915. He not only takes into consideration the components 
of essential oils as such, but also derivatives of these bodies, which are of no direct 
interest to our industry, and other bodies contained in aromatic plants, that are. not | 
volatile. ' : 
A. Reclaire+) publishes a report on the progress pie in 1916/17 in the daniel 7 
relative treatises published, a short resumen is given of the most important custo 
article on the influence of chemistry on the essential oil industry’). 
nae a 
Y, 
1) Deutsche Parf.-Ztg. 4 (1918), 28. — *) Deutsche Parf.-Ztg. 8 (1917), 138 and ee t 
Parf.-Ztg. 8 (1917), 185. — §) Deutsche Parf.-Ztg. 3 (1917), 230. — Me) BRO cde 4 Bi 
