258 Scientific Intelligence. 
gives as the final product oxalic acid. M. Cahours has also confirmed 
the results of Fownes as to furfuramid and furfurine. The action of 
sulphuretted hydrogen upon an alcoholic solution of furfuramid or of 
hydrosulphuret of ammonia on furfurol produces a sulphuretted com- 
pound thiofurfurol, C,H, (OS). Seleniuretted hydrogen gives an 
und. 
hol and slightly soluble in boiling w It contains ono, and is 
formed from two equivalents of fusfurol "2C ,H,(OS)=C,H,0,+C8,. 
T. S. H. 
6. Preparation go eo Manga of ae by A. W. Hor maa 
. - (Ann. der Chem. und Pharm., Ixx, 129.)—A convenient and rapid 
4 mode of preparing is epoaid of ae of carbon and chlorine is to 
E : g ds n 
: des rge ee of sulphate of poral portion of the Us 
‘ & aoe, decomposition even after a long continued red heat. He re- 
eee: for the purification of the product thus obtained ie follow- 
si 
ee The écaloined sulphate is dissolved in water, and a portion of gela- 
ris noe eer cach. oxyd of cobalt is added, or what is the same thing, ri 
; Rah ire ‘ef carbonate of soda sufficient to precipitate in the form © 
= ,@arbonate a portion of the cobalt. ‘The mixture is digested for some 
“? * i at a boiling heat, until the. Jigs roc of the o i ae 
ee laced by “the dirty yellow of oxyd of iron, from the > decomposition © 
a” r= iron salt by the cobaltic oxyd. If the cobalt asap 7 
aS fe Se crits, the salt of cobalt remaining in solution contains 0 
» Pest trace of iron; the nickel of the en pure oxyd i is. saiirely gt 
_ by the previous, process of calcination 
8. 4On thegetionse idab u wpe on the Caprylate 2 8 Lanes by G. “Gex- 
und Pharm., 
with an excess ae rate of lime yields 
le time beco bra and k is dau ed 
rotaes 
201.)—The dry oe eee 
