584 



SEC. 13.- CHEMISTRY, 



5. Argentic ethomethoxalatc C 5 H 9 AgO 3 



6. Ethylic ethomethoxalate C 7 H J4 O 3 



7. Baric ethomethoxalate C 10 H 18 Ba0 6 



8. Diethoxalic acid C 6 H 12 O 3 



9. Argentic diethoxalate C 6 H n AgO 3 



10. Methylic diethoxalate C 7 H 14 O 3 



11. Ethylic diethoxalate C S H 16 O 3 



12. Amylic diethoxalate Cn^^Os 



13. Baric diethoxalate O^ 



14. Cupric diethoxalate 



15. Zincic diethoxalate 



16. Ethylic zincmonethyl diethoxalate 



17. Amylhydroxalic acid C 7 H 14 O 3 



18. Ethylic amylhydroxalate C 9 H 1S O 3 



19. Calcic amylhydroxalate 



f CEtMeHo 

 )r \COA g o ' 



f CEtMeHo 

 or icOEto ' 



/ CEtMeHo 



\CEtMeHo 



or \COMeo 

 fCEt 2 Ho 

 or {cOEto ' 



/ CEt 2 Ho 

 \COAyo* 

 f CEt 2 Ho 



or 



tcEt 2 Ho 

 "CEtHo 



\CEt2Ho 



} CEt 2 Ho 



or}0 Zno ,, 



\CEt2Ho 



fCEtsCOZnEt) 

 )r \COEto 



^/CAyHHo 

 or icOHo ' 



f CAyHHo 

 or icOEto ' 



f CAyHHo 

 or I CO C ao" 



or r ccr 



CAyHHo 



20. Baric amylhydroxalate C 14 H 26 BaO G or ^ 



21. Cupric amylhydroxalate C 14 H 26 CuO 6 



22. Amylethoxalic acid C 9 H 18 O 3 



f CAyHHo 

 I ^^TC..W 



\ CAyHHo 

 CAyHHo 



\ CAyHHo 

 / CAyEtHo 

 or icOHo ' 



