Research Article
Synthesis and Spectroscopic Studies of Some New Molybdenum, Tungsten, and Ruthenium Carbonyl Derivatives of 2-Hydroxymethylpyridine
Table 4
Thermal analysis data for HMP and its molybdenum, tungsten, and ruthenium complexes.
| | Complex | Decomposition step, K | % Weight loss | Mol. wt. | Species eliminated | % Solid residue |
| | 490–620 | 21.76 | 110.14 | C6H6 + O2 | 2MoO
44.26% | | 620–760 | 22.15 | 112.11 | C6H8 + O2 | | 760–900 | 11.86 | 60.03 | 2NO |
| | 480–650 | 12.48 | 85.11 | C4H5 + O2 | 2WO
58.61% | | 650–800 | 12.62 | 86.06 | C4H6 + O2 | | 800–1000 | 16.29 | 111.09 | C4H3 +2NO |
| | 341–500 | 19.04 | 56.02 | 2CO | RuO
39.76% | | 500–734 | 41.20 | 121.22 | C7H7 +NO |
| | 341–467 | 10.60 | 56.02 | 2CO | RuO
22.14% | | 467–730 | 27.67 | 146.23 | C11H14 | | 730–1200 | 39.58 | 209.17 | C13H8NP |
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