Research Article
Measurement and Correlation for Solubility of Some Pyrimidine Derivatives in Different Solvents
Table 3
Observed mole fraction solubilities
, calculated mole fraction solubilities
, and relative deviation (RD) of pyrimidine derivatives in studied solvents.
| /K | | | 100 RD | | | 100 RD | Methanol | DMF |
| | BKD-1 | 298.15 | 0.7424 | 0.7032 | 5.2714 | 1.2858 | 1.3644 | | 308.15 | 0.9546 | 0.9179 | 3.8396 | 2.1772 | 2.2143 | | 318.15 | 1.2917 | 1.2125 | 6.1314 | 3.1280 | 3.3990 | | 328.15 | 1.6961 | 1.6178 | 4.6146 | 4.7797 | 4.9642 | |
| | BKD-2 | 298.15 | 7.2089 | 7.2173 | | 6.4013 | 6.6624 | | 308.15 | 7.5441 | 7.5349 | | 9.1663 | 9.6171 | | 318.15 | 7.8357 | 7.8549 | | 12.4275 | 12.8846 | | 328.15 | 8.1781 | 8.1773 | | 15.4508 | 16.1567 | |
| | BKD-3 | 298.15 | 1.8396 | 1.8414 | | 2.9352 | 3.0049 | | 308.15 | 2.0265 | 2.0266 | | 4.5676 | 4.7638 | | 318.15 | 2.2303 | 2.2336 | | 6.8753 | 6.9688 | | 328.15 | 2.4631 | 2.4642 | | 9.1798 | 9.4912 | |
| | BKD-4 | 298.15 | 2.1697 | 2.1656 | 0.1879 | 4.7890 | 4.8779 | | 308.15 | 2.4994 | 2.5239 | −0.9774 | 6.6104 | 6.8106 | | 318.15 | 2.9719 | 2.9472 | 0.8294 | 8.8903 | 9.0000 | | 328.15 | 3.4326 | 3.4465 | −0.4054 | 11.0513 | 11.3250 | |
| | BKD-5 | 298.15 | 1.8804 | 1.9788 | −5.2320 | 4.3717 | 4.3519 | | 308.15 | 2.0425 | 2.1480 | −5.1682 | 7.1020 | 7.3718 | | 318.15 | 2.1859 | 2.3010 | −5.2636 | 11.9189 | 11.5947 | | 328.15 | 2.3156 | 2.4359 | −5.1961 | 16.7816 | 17.0697 | |
| /K | | | 100 RD | | | 100 RD | CCl4 |
| | BKD-1 | BKD-2 | 298.15 | 0.2086 | 0.2063 | 1.0639 | 0.3117 | 0.3199 | | 308.15 | 0.5074 | 0.5129 | | 0.6170 | 0.7129 | | 318.15 | 1.0532 | 1.0611 | | 1.3231 | 1.4269 | | 328.15 | 1.8654 | 1.8655 | | 2.6507 | 2.5944 | 2.1236 |
| | BKD-3 | BKD-4 | 298.15 | 0.4526 | 0.4792 | | 0.7293 | 0.7230 | 0.8634 | 308.15 | 0.7606 | 0.7935 | | 1.0161 | 1.0104 | 0.5649 | 318.15 | 1.1252 | 1.2016 | | 1.4272 | 1.4121 | 1.0633 | 328.15 | 1.5984 | 1.6805 | | 1.9872 | 1.9724 | 0.7442 |
| | BKD-5 | | | | 298.15 | 0.5563 | 0.5807 | | | | | 308.15 | 0.7813 | 0.8526 | | | | | 318.15 | 1.0849 | 1.2004 | | | | | 328.15 | 1.5232 | 1.6278 | | | | |
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