Acids ■ 031 



ACID CHiOs 



5-Methylcyclopentan- 1 -one 

 ~ ■■ 5-dicarboxylic acid- 



Semixituile 

 Cli,-CMe(CN). 

 i >C'0 



CH2.CH(CU2H)/ 

 _ Best & Thorpe. 64365. [5-Cyano- 

 o-inetliylc//c/t)j)eiitaii-) -oiie-2 - carbo.xylic 

 ;icid, aiiilide ami ethyl ester.] 



ACID CsHisOs 



2 : .j-Dimethylcyclopentan- 1 -one 

 - : "i-dicarboxylic acid- 



Semi.xitkue 

 CH2.C-Me(CN) . 

 I ~ >C0 



CH2.rMe(C02Hj/ 

 Best & Thorpe. 64365. L^-Oyano- 

 2 : 5-dimethyIt'ye/opentan-l-oiie -2-carb- 

 oxyJic acid, ethyl ester, and «eiiiiearl>a- 

 zone.] 



CYCLIC ACIDS CnHsn-isOs 



ACID CuHsO; 



Benzocycloheptadienone 

 dicarboxylic acid 



And the mono and dietlujl estem. 



Also the monocarhoxylic acid. 



Thiele u. Schneider. A., 369, (:.'97). 



rVCL]C Ai'll) C„H2n-2o05 

 ACID CisHloO:, 



Diphenylene ketone dicarboxylic 

 acid 



CO^ll.CH^ ^^, 

 {'O^H.Cell^ 

 MonomcUiijl esters. 

 Lux. M.,29, (763). 



CYCLIC ACIDS WITH SIX 

 OXYdEX ATOMS. 



CYCLIC ACIDS CnH2..-406 



ACID CbHhOg 



4,r)-Dioxyapocamphoric acid- 

 Komppa. .\., 368, (141). 



ACID CoHi.Oe 



Dioxy-4,5-camphoric acid 



And the diinetJnjl esler. 

 Komppa. .\., 370, (i'21). 



1340 



CYCLIC ACIDS CnH2..-,0„ 

 ACID CjHeOe 



Succinylmalonic acid- 



/:////// e.-itcr 

 Cllj-CO. 

 i >C(U02Kt)2 



Scheiber. 15., 42, i l.'ji'l !. 



ACID CHnOf, 



1 : i-Dimethylcyclopentane-3 :4- 

 dione - : 5- dicarboxylic acid Methijl 



r.sirr 



C.Me..CH(L'(.),H) 



CH(G02H)-('()/ 

 Thorpe. 71669. 



ACID CiHiO 



6-Acetyl- 1 : •'i-dimethylcyclohexan- 

 3-one - ; I'-dicarboxylic acid. 



Ihetlnjl eslci- 



CO,Et.CAc<^,j^_^,^_ 

 Ruhemann. 70535. 



Cllile.CHiC'U.Kt) 



CH, 



>C0 



CYCLIC ACID CuH.n^^.Os 

 ACID CsjHzrO 



6-Acetyl-i ; •'> diphenylcyclohexan- 

 3 one - : 6-dicarboxylic acid. 



Diethijl ester and its dibromo derivative. 



Ruhemann. 70535. 

 CYCLIC ACIDS WITH .'<LYEX 



nxYrn-:x atoms. 



ACID Ci.Hi.O; 



3-Oxy-i ; 1 :5-trimethyl-A V-cyclo- 

 hexadiene - ; 'i : 'i-tricarboxylic acid 



-U(C02H)2 . CMej 

 "CH.C(OH) : C.COoH 



DiNITRII.E 



C.Me<; 



CJJe<,(-,^ CCOH)^*"-*"^^ 



Gardner & Haworth. 66379. [?. : 6- 



Dicyaiii.-l : 1 ; ."i-trimetliyl-A- : ^-cijdo- 

 liexadien-3-ol-(Vi'arbo.\ylic acid, ethyl 

 ester and benzoyl dpri\ative.] 



