ChemInform Abstract: STUDIES DIRECTED TOWARD SYNTHESIS OF QUASSINOIDS. III. SELECTIVE HYDROLYSIS OF THE 3α-ACETATE FUNCTIONAL GROUP OF CHOLIC ACID DERIVATIVES

1977 ◽  
Vol 8 (50) ◽  
pp. no-no
Author(s):  
J. R. DIAS ◽  
R. RAMACHANDRA
2014 ◽  
Vol 11 (6) ◽  
pp. 684-689 ◽  
Author(s):  
Jing-Yuan LIU ◽  
He-Shui YU ◽  
Bing FENG ◽  
Li-Ping KANG ◽  
Xu PANG ◽  
...  

1997 ◽  
Vol 38 (17) ◽  
pp. 2981-2984 ◽  
Author(s):  
Véronique Le Boisselier ◽  
Michèle Postel ◽  
Elisabet Duñach

1983 ◽  
Vol 23 (5) ◽  
pp. 471 ◽  
Author(s):  
A. Haas ◽  
W. Wanzke ◽  
N. Welcman

2013 ◽  
Vol 60 (2) ◽  
pp. 43-48
Author(s):  
Stankovičová M. ◽  
Bezáková Ž. ◽  
Beňo P. ◽  
Húšťavová P.

Abstract The substance BK 129 - 1-[2-(2-pentyloxyphenylcarbamoyloxy)-(2-methoxymethyl)-ethyl]-perhydroazepinium chloride was prepared in terms of influence of the connecting chain between the carbamate functional group and the basic part of molecule on biological activity. Such a structural feature is important with regard to its stability. In this work we determined the rate constants of alkaline hydrolysis of this compound at increased temperature under isothermal and non-isothermal conditions. The hydrolysis was also performed in buffer solutions with the purpose of evaluating its stability. Non-isothermal tests of stability enable to reduce the number of analyses. The necessary data for stability of compound are in this way achieved in a short time.


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