38 W. Gibbs on the Constitution of Organic Compounds. 
formula is C12HeO14. Those chemists who have endeavored 
to reduce it to the type of water refer it to six equivalents and 
represent it by the formula 
Ci2HsOs 
12. Hs Os. 
I suggest that it may be referred to the type of eight equivalents 
of water and that its rational formula is 
Hs ql 
so that it contains the radicals of acetic and oxalic acids together — 
with two equivalents of formyl. The view here taken of the 
phuric acid disengages pure carbonic oxyd almost without the 
aid of heat. P 
I had obtained. I conclude with the expression of my conv! a 
tion that every complex organic molecule is built up, not directly © 
of the elements which it contains, but of simpler organic mole | 
New York, Oct. 27th, 1857, ¥ 
