456 Mr. Ge.rvaise Le Bas on the 



Compound. M.V. SA.Y. A for E. K. 



& Hexvlene Oxide, 



^C 6 H 12 [127*9] 144-3 -16-4 -52 



CHc— CH-CHs 

 CH 2 O 



N CH 2 — CH 2 



Diethylene Dioxide, 



C 4 H 8 2 [95-7] 111-0 -15*3 -52 



CH 2 CH? 



CH 2 -CH 2 



Paraldehyde, C 6 H 12 3 ... 151/0 166*5 -15*5 



CH-CH 3 



CH-CH ^0 



V— CH-CHs 



In all these compounds ethereal oxygen ,0 possesses a 

 volume o£ 11*0. 



^ Paraldehyde C 6 H 12 3 , W 45, is very similar in structure 

 to Mesitylene C 9 H 12 , W 48. There should thus be a 

 difference of 11 in the volume, if Oxygen possesses a volume 

 of ll'O. 



Paraldehyde. Mesitylene. 



CH, CH 3 



I I 



CH C 



/ \ S \ 



OO CH CH 



I II 



CH S -CH CH-CH 3 CH 3 -C C— CH 3 



\ / • % / 



CH 



M.Y. ... 1-51-0. A ... 11-8. M.V. ... 162-8. 



