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http://nopr.niscpr.res.in/handle/123456789/46562| Title: | Kinetics of complexation of boron(III) with alizarin-S and quinalizarin |
| Authors: | Bhowmik, A Banerjea, D |
| Issue Date: | Dec-1990 |
| Publisher: | NISCAIR-CSIR, India |
| Abstract: | Kinetics of complexation of boron(III) with al zarin-S and quinalizarin in weakly alkaline media (pH 7-8) studied by stopped-flow spectrophotometry are reported. Results conform to kobs = k1 [H3BO3] + k2, corresponding to a reversible reaction, with k1 and k2 values of the order of 102 M-1s-1 and 10° s-1 respectively. The S≠ values corresponding to k1 are significantly negative in accord with ring closure as the rate-determining step following a fast unidentate binding of the ligand to boron(III). |
| Page(s): | 1208-1209 |
| ISSN: | 0975-0975(Online); 0376-4710(Print) |
| Appears in Collections: | IJC-A Vol.29A(12) [December 1990] |
Files in This Item:
| File | Description | Size | Format | |
|---|---|---|---|---|
| IJCA 29A(12) 1208-1209.pdf | 110.02 kB | Adobe PDF | View/Open |
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S≠ values corresponding to k1 are significantly negative in accord with ring closure as the rate-determining step following a fast unidentate binding of the ligand to boron(III).