Chemistry and Physics. 225 
crystallizes in beautiful red needles often an inch long. Upon 
analysis, however, they give the formula C,,H,,, C,H,(NO,), 
e acid, boiling, converts the new hydrocarbon into a 
© 
= 
nage from anthracene on the one hand and para-anthracene on 
the other. i i 
u 
which oxidizes readily in the air. Distilled with ‘soda-lime, a 
hydrocarbon is produced which has not been yet studied.— Ber. 
i G. F. B 
94, 1873. ae 
3. A new Synthesis of” G W.—Emmeruine has succeeded 
esi 
of water, gave ris carboxyl group, COOH. The formation 
Ms glycocoll therefore takes place according to the following equa- 
ion :— 
CN CH,NH, 
= NH, I+I,. 
on +(HD)s+(H29)2=Lo6n + al+l, 
The yield is considerable and the properties of the glycocoll are 
identical with those of that of organic origin. The author thinks 
G. F 
Ae : : ; 
n me lizarin yinizarin.—GRIMM has re- 
es = ee at, like the other 
Concentrated sulphuric acid, two bodies are formed; on 
phthalein of ries, anti as which is colorless and resembles 
