Chemical News and Journal of Industrial Science, Tomy 129-130Chemical news office., 1924 |
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Strona 18
... compound which has been dis- cussed above . It is identical with 1 : 1 di- methylcyclopentane 3 : 4 dione , which was prepared by Thorpe from methyldiketoapo- camphorate ( Jour . Chem . Soc . , 1911 , LXXXXIX . , 2010 ) . It was ...
... compound which has been dis- cussed above . It is identical with 1 : 1 di- methylcyclopentane 3 : 4 dione , which was prepared by Thorpe from methyldiketoapo- camphorate ( Jour . Chem . Soc . , 1911 , LXXXXIX . , 2010 ) . It was ...
Strona 19
... compound in which the tetrahe- dral angle difiers only from the angle of the cyclopentane ring by a few minutes of en arc . Now the greatest yield of condensa- tion product is given by the glutaric ester itself , and it therefore ...
... compound in which the tetrahe- dral angle difiers only from the angle of the cyclopentane ring by a few minutes of en arc . Now the greatest yield of condensa- tion product is given by the glutaric ester itself , and it therefore ...
Strona 20
... compounds will be produced in the reaction . The oxalyl deri- vative is a compound of the type described , for not only can it be transformed into the five - membered ring , but it can also be trans- formed into the four - membered ring ...
... compounds will be produced in the reaction . The oxalyl deri- vative is a compound of the type described , for not only can it be transformed into the five - membered ring , but it can also be trans- formed into the four - membered ring ...
Strona 27
... compounds do not exist in solu- tion under the given conditions , although the latter would appear to be favourable for the persistence of racemic compounds derived from sodium . The Catalytic Decomposition of Hydro- gen Peroxide ...
... compounds do not exist in solu- tion under the given conditions , although the latter would appear to be favourable for the persistence of racemic compounds derived from sodium . The Catalytic Decomposition of Hydro- gen Peroxide ...
Strona 32
... compound , combustions of the substance have not given very exact results . Another difficulty also arose dur- ing the ignition of the arsine , namely , the tendency of the arsenious oxide formed to volatilise . This compound was ...
... compound , combustions of the substance have not given very exact results . Another difficulty also arose dur- ing the ignition of the arsine , namely , the tendency of the arsenious oxide formed to volatilise . This compound was ...
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