1310 



558 



1310 



Compounds of Acetoacetie ester 



(CHAc . C02Et)3SiCl2H ; 



COjEt . CAc : TiClz.EtjO ; 



CfiHioOsSnCl, ; rC„H,o03)23H2SnCl6 ; 



CgHioOsHSbCIe ; and CeH.oOsHjSbaCli, 



Rosenheim, Arthur, Loewenstamm, 



Willv iind Singer, Ludwig Berlin, 



Ber."l). chem. Ges., 36. 1903, (1833- 



1839). 



Ethyl-glyoxyUc acid Et.CO.co.H 



(Metliylpiiruvic acid) 

 Sleen, G[osen] van der. [L'acide jiro- 

 pionvlforinique (butanonique 2.1, a- 

 cetobutanique), prepare par transposi- 

 tion intramoleculaire de l'acide vinyl- 

 glvcolique]. Rec. Trav. cliim., Leiden, 

 21, 1902, (229-2-10). 



DlETHYL.VMINO-PHENYLHYDR.\.ZINO-ETHYL- 

 GLYOXYLIC ACID 



0,4112,03X3 i.e. 



CfiHsNH . NH . CMe(NEt2) . CO . CO2H 



(S-Diethylamhio-^-PJienylhydrazino- 



hidanon-(2)-acid (1)) 

 Prager, B. Berlin, Ber. D. chem. 

 (le^., 36, 1903, (1451-1459). 



ACIDS CsHO 



)3-Acetylpropionic acid 



(Laevulinie acid. Laevidic acid.) 



Duden, P[aul] und Freydag, R. 



Ueberfiihmng der Liivulinsaure in 

 Cvclopentadienabkonunlinge. Berlin, 

 Ber. D. chem. Ges., 36, 1903, (944- 

 952). 



ACIDS CsHioOj 



"-Butyrylacetic acid 

 C3H, . CO . CH2 . CO,H 



Moiireu, Ch. et Delange, R. Paris, 

 C.-R. Acad, sci., 136, 1903, (753-750). 



Acetylisobutyric acid 



CH3 . CO . C:\Ie, . CO2H 



Perldn, W. H. The action of nitric 

 acid [and of />bromophenylhydraziue]on 

 methvl diniethvlacetoacetate. London, 

 J. Chem. Soc, 83, 1903, (1217-1263). 



Isobutyryl-acetic acid 



CHMe, . C(J . CHj . CO2H 



Moureu, Ch. et Delange, R. Paris, 

 C.-R. Acad, sci., 136, 1903, (753-756). 



ACIDS C:H,203 



Dimethylethylpyruvic acid 



CMe,Et.CO.CO,H 

 and its phenijlhydrazonc. 



Anschiitz, R[ichard] und Rauff, G 

 Liebigs Ann. Chem., Leipzig, 327, 1903 

 (201-210). 



s-Acetylvaleric acid 



ClLCo.CCH2J4.CO2H 



WaUach, 0[tto]. Liebigs Ann. Chem. 

 Leipzig, 329, 1903, (368-380). 



Propionyl-isobutyric acid 



D'nutro-dcnvatire of the methyl eater 



C8H,20;N2 i.e. 



XO, . CH, . CH(N02) . CO CMej . C02Me 



Perkin, W. H. [Methyl oj8-dinitro- 

 ethanedimethylmalonylate and the action 

 of phenvlhvdrazine on it.] London, J. 

 Chem. Soc.; 83, 1903, (1217-1263). 



Dernalhes HO . XPh . X : CH . C( XOH) . 

 C(OH)(NHPh) . CMe2 . COjMe 



and HO . XPh . X : CH . C(NOH) . 

 CO . CMe2 . COjMe 



Perldn, W. H. [Methyl dianilino- 

 glyoximedimethylmalonylate, methyl ani- 

 linoglyoximediraethylmalonylate, methyl 

 di-p-cidoroanilinoglyoximedimethylmalo- 

 nylate, methyl 7>chloroanilinoglyosimp- 

 dimethylmalonylate, and methyl semi- 

 carbaziglvoxi m e d i m e t h vlmalo nylate.] 

 London, J. Chem. Soc., 83) 1903, (1217- 

 1263). 



ACIDS C:Hu03 



Acetylhexoic acid 

 CH3CO . CH2 . CH2 . CMe2 . CO,H 



(7-Acetyldimethylbutyric acid) 



WaUach, 0. Liebigs Ann. Chem., 

 Leipzig, 329, 1903, (82-108). 



