not eagh ine egal capece wasstily pecnaees aties. to y the: pre: 
- bonds. in the molecule oxidation proceeds so ‘rapidly that no de npo 
are obtainable. Hence it might be possible to obtain such bodies wh 
a partially hydrogenated elemene with only one double huh Oe : 
me and en to aay conclusions as to its structure. 
atid CieHys 0; were obtained. gatas : ! jee 
The neutral fractions, b. p. 120 to 140° (on mm.), contained a ibneeeane: 
fs probaly i from the ketoacid, and mixed with en . ge eae ane 
di- semicarbazone. On Saco anidation with ‘cold eabae 1 perinaiganete ae Bue 
the aldehyde yielded a ketonic acid C,;HosOs,. b. p. 180 to 193° (10 mm.). A- ketor 
acid of me same formula occurred also 7 in the acid pa of te ozonisation n produ 
Gms «of an isopropyl radicle ‘@ the oxidation process. The oe ‘earth 
Bae to apply ‘to tetrahydroelemene and its degradation products, ba: 4h 
the position of the side chain jin the nucleus: —) ons 
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