scholarly journals Slow oxidations at high pressures I—Methane and ethane, II—Methyl alcohol, ethyl alcohol, acetaldehyde, and acetic acid

In two recent papers from these laboratories it was shown that when methane- and ethane-oxygen mixtures containing excess of the hydrocarbon react at high pressure various liquid products can be isolated. For methane-oxygen mixtures methyl alcohol and water are found, and for ethane-oxygen mixtures ethyl alcohol, acetaldehyde, methyl alcohol, acetic acid, formic acid, and water. These products being important for the light they throw on the mechanism of hydrocarbon combustion and because they suggest means for using waste hydrocarbon gases, further experiments have now been made with the object of finding the order of their formation and the optimum condition for their survival.

In opening the “discussion on catalytic reactions at high pressures,” one of us (G. T. M.) referred to experiments made in the Chemical Research Laboratory of the Department of Scientific and Industrial Research which had led to the isolation of notable quantities of ethyl alcohol among the condensation products from carbon monoxide and hydrogen interacting at high temperatures and pressures in presence of catalysts. These experiments were first described in March, 1928, and since that date statements have appeared in the scientific press to the effect that ethyl alcohol is a possible exception to the whole sequence of higher alcohols which can be produced by such interactions. Moreover during the above-mentioned discussion Mr. M. P. Appleby, speaking on behalf of the Imperial Chemical Industries, Ltd., Billingham, said “that in our experience we have never succeeded in obtaining, with any catalyst whatsoever, more than a mere trace of ethyl alcohol.” To the latter statement we take no exception whatever. It is a record of personal experience. But we felt that it was desirable to substantiate our earlier experiments by such corroborative evidence as would leave no doubt that ethyl alcohol is a product of high pressure synthesis.


1937 ◽  
Vol 29 (6) ◽  
pp. 709-710 ◽  
Author(s):  
C. C. Furnas ◽  
W. B. Leighton

The isolation and identification of the primary oxidation product of hydrocarbon are so important from the point of view of the theory of hydrocarbon combustion that chemists have spared no effort to overcome the difficulties involved, but so far with incomplete success. The mechanism of the oxidation process was elucidated many years ago by the researches of Professor W. A. Bone and his collaborators as one essentially of hydroxylation, in the case of methane as involving the following stages:—


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