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Five‐Coordination and Adduct Formation in Co III −Corrinoids Dissecting Ligand Substitution into Its Component Steps
Author(s) -
Hamza Mohamed S. A.,
van Eldik Rudi,
Harper Pascal L. S.,
Pratt John M.,
Betterton Eric A.
Publication year - 2002
Publication title -
european journal of inorganic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.667
H-Index - 136
eISSN - 1099-0682
pISSN - 1434-1948
DOI - 10.1002/1099-0682(200203)2002:3<580::aid-ejic580>3.0.co;2-z
Subject(s) - chemistry , adduct , ligand (biochemistry) , substitution (logic) , component (thermodynamics) , stereochemistry , molecule , coordination complex , base (topology) , organic chemistry , thermodynamics , biochemistry , physics , receptor , computer science , metal , programming language , mathematical analysis , mathematics
Abstract The equilibria between the five‐ and six‐coordinate species of alkylcobinamide and cobalamin (base‐off) have been studied using high‐pressure spectroscopic techniques. The addition of a water molecule to the five‐coordinate complex is accompanied by a volume decrease of 12 cm 3 ·mol −1 .