BULETINUL SOCIETĂŢII DE SCIINŢE 



303 



c) ă cJurines mixtes. 



C H B — CC1 2 - C 6 H 4 — OH 



1 4' 



Methane -cliphenyl — ol (4') ; dichlore l. 



(|J<— Dichlorbenzylplienol). 

 connu eomme ether methylique. 



CHC1" 



! 



HO— QII 4 — CH— C 6 H 4 — OH 



fithane— cliphenyl 1— diol 4'. 4", dichlore 2. 



ca 



i 



HO— C 6 H 4 — CH— C G H 4 -OH 



Ethane— cliphenyl 1— diol 4'. 4", trîchlore 2. 



HO— C 6 H 4 — CBr=CBr— C 6 H 4 -OII 



Ethene— cliphenyl 1. 2— diol 4'. 4", dlbrome 1. 2. 



QH 4 -OH 

 Cl-C— C 6 H 4 — OH 



\C G H 5 



Methane- triphenyl-diol 4'. 4", monoehlore 1. 



IV. A fonctions mixtes. 



On connait un 



seul exemple. 



Phene cy 



iool. 



OH 





C 





/ 

 C1C c 



-CI 



II 

 C1C c 



/OH 



c 



OH 



OH OH 



Cyclohexanediene 1. 5— pentol 1. 3. 4, trichlore 2. 5. fi. 



(2, 5, 6-TrichlorcycIo— 1, r>— Hexadiene pentol (i, 8, 3, 4, 4) 



(Trichlorpentaoxydihydrobenzol). 



(A suivre) 



