1320 



1320 



Methylenedimethylsuccinic acid 



CH2 : C(C02H) . CMe2 . CO2H 



Bone, William A. and Spran kl ing. 



Charles H. G. [Methyleuedimethyl- 

 succinic acid and its potassium salt ; 

 also its diethyl ester and the action of 

 bromine and of hydrobroniic acid on it.] 

 London, J. Chem. Soc, 81, 1902, (55- 

 57). 



a-Ethylidene-glutaric acid 



CH3.(;H: I'.CO.H 



CH, . CH2 . CO2H 



Fichter, Fr[iedrich] iind Miihlhauser, 

 Benno. ilessungen an der a-Aethyliden- 

 glutarsaure. Berlin, Ber. D. chem. (ies., 

 35, 1902, (341). 



ACIDS CoHi,04 



7-Ethylidene-7-methylpyrotartaric 

 acid 



CH3 . CH : CMe . CH . CO2H 

 CH2 . CO2H 

 and its Salts and oxidation and hromina- 

 tion product><. 



Stobbe, Hans. Ueber ungesattigte 

 I)i(arl)onsauren ans Ketonen und 

 Bernsteinsaureester. (.3. Abii.) — V. 

 Stobhe, Hans und Kiedenzu, Karl. 

 Condensation des Propiophenons mit 

 Bernsteinsaureester. 9. Die 7-Aethy- 

 liden->-phenylbrenzweinsaure. 10. Die 

 beiden stereoisoniereu Aethylphenylita- 

 consiiuren. — VI. Stobbe, Hans. Con- 

 densation des Aethylmethylketons mit 

 Bernsteinsaureester. 11. Die 7-Aethy- 

 liden-7-niethyIbronzweinsaure. 12. Die 

 7 - Aethyl-y - methylitaconsaure. 13. 



Die 7-Aethyi-7-metliylitaconestei-saure. 

 (Mitbearbeitet von Arthur Strigel und 

 Carl Meyer.) Liebigs Ann. Chem., 

 Leipzig, 321, 1902, (83-126). 



7-Methyl-7-ethylitaconic acid 



MeCH2 . CMe : C(C02H) . CH2 . CO2H 



and its naltif, oxidation and hromimition 

 products. Also the Monoetlujl ester. 



Stobbe, Hans. Liebigs Ann. Cheui., 

 Leipzig. 321, 19112, (8.3-126). 



ACIDS C„H2n-604 



ACID CgHgO* 



Muconic acid 



CO2H . CH : CH . CH : CH . CO2H 



Doebner, 0[skar]. Syuthese der 

 Muconsiiure aus UlvoxalundMalonsaiire. 

 Berlin, Ber. D. ciiem. Ges., 35, 1902, 

 (11-47-1 U8). 



ACID Cl4H2204 



Lactone C14H20O3 



Tetry, L. Condensations avec le 

 zinc et Tiodacetate d'ethvle. Paris, 

 Bui. soc. chim., (ser. 3), 27, 1902, 

 (598-603). 



UNSATURATED ACIDS WITH 

 FIVE OXYGEN ATOMS. 



ACID CnHn.-405 



ACID C4H4O5 



Oxyfumaric acid 



CO2H . CH : C(OH) . CO2H 



/3-N\rHTH0XY-FUMARIC ACID 



t'uHioOs i.e. 

 C,oH, . . C(C02H) : CH . CO2H 



Ruhemann, Siegfried. [j3-Naphthoxy- 

 fumaric acid and its ethyl ester. Ethyl 

 a-naphtho.\vfumarate.] London, J. 

 Chem. Soc., 81, 1902, (422-426); 

 [abstract] London, Proc. Chem. Soc, 

 18, 1902, (45-46). 



^Iktho.wtheno-xyfc.mauic acid 



Ciill,o<>6 i-^- 

 CeH4(0Mei . O . ('(COjH) : CH . CO2H 



Ruhemann, Siegfried. [Guaiacoloxy- 

 fumaric acid and its ethyl ester.] 

 London, J. Chem. Soc, 81, 1902, 

 (421-422); [abstract] London, Proc. 

 Chem. Soc, 18, 1902,(45). 



