298 Scientific Intelligence. 
3. On Cerulignone, a a ctr JSrom Pyroligneous acid. 
—When the crude calcium acetate obtained in the distillation of 
wood is distilled with the necessary quantity of hydrochloric acid, 
and the distillate is purified by adding some potassium dichro- 
ex heed this enketiabe After ae he diecivad it in cold 
phenol and precipitated iit by alcohol in the form of dark steel 
blue needles, which had the composition C,, 30 
40, or Oso 
, and to which the author gives the name cooruligh con “Tt is 
osed Wage hea bana ioe not es either with or without a mordant. 
0 
wee in to se ten see by en He calls it Poco 
? 
G. F. 
athe Synthesis of Anthracene.—Limpricht pion): an- 
thracene by heating benzyl chloride with water. Beside anthra- 
used. On expression ag ated crystallization from glacial 
acetic acid, slightly yellow pencees se aie. fusing at 213° and 
having the composition C,,H,, were obtained. is into 
bs and the en we unthraquinone = alizarin proved 
