COPPER(II) COMPLEXES OF (1-[ISOPROPYLAMINE]-3-[1-NAPHTHYLOXY]-2-PROPANOL) (PROPRANOLOL)

被引:21
作者
BONTCHEV, PR [1 ]
KADUM, H [1 ]
EVTIMOVA, B [1 ]
NACHEV, C [1 ]
ZHECHEVA, E [1 ]
MEHANDJIEV, D [1 ]
IVANOV, D [1 ]
机构
[1] BULGARIAN ACAD SCI,INST INORGAN CHEM,BU-1113 SOFIA,BULGARIA
关键词
D O I
10.1016/0162-0134(92)80024-P
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The complexation between copper(II) and the anti-hypertension drug propranolol (HL) was studied both in methanol and slightly alkaline aqueous media at M:HL = 1:2, and 1:4, respectively. Copper(II) forms two types of complexes-a violet one, CuL2.2HL with mono- and bifunctionally bonded ligands, and a green one, of dimeric type, Cu2L2Cl2 with propranolol, coordinated through its nitrogen and oxygen atoms with alkoxide bridges. The content and structure of the complexes were studied using UV-VIS, IR and EPR spectra, and magnetochemical and elemental analysis data. The stability constants beta1 and beta2 of the complexes CuL+ and CuL2 were determined in 50% methanol.
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页码:153 / 161
页数:9
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