Consideration of the Factors Influencing the Specific Rates of Solvolysis of p-Methoxyphenyl Chloroformate
Abstract
:1. Introduction
2. Results and Discussion
3. Conclusions
4. Experimental Section
Solvent (%)a | 105k(s−1)b | NTc | YCld | Ie |
---|---|---|---|---|
90% Acetone (v/v) | 15.0±0.6 | −0.35 | −2.22 | −0.17 |
97% TFE (w/w) | 0.0300±0.0013 | −3.30 | 2.83 | 0.49 |
90% TFE (w/w) | 0.825±0.032 | −2.55 | 2.85 | 0.47 |
80% TFE (w/w) | 8.63±0.24 | −2.22 | 2.90 | 0.28 |
70% TFE (w/w) | 15.2±0.6 | −1.98 | 2.96 | 0.25 |
50% TFE (w/w) | 52.6±2.8 | −1.73 | 3.16 | 0.09 |
80T-20E (v/v) | 3.52±0.13 | −1.76 | 1.89 | 0.52 |
60T-40E (v/v) | 17.0±0.5 | −0.94 | 0.63 | 0.59 |
50T-50E (v/v) | 32.7±1.7 | −0.64 | 0.16 | 0.51 |
40T-60E (v/v) | 59.2±2.3 | −0.34 | −0.48 | 0.43 |
20T-80E (v/v) | 107±3 | 0.08 | −1.42 | 0.31 |
97%HFIP (w/w) | 1.20(±0.13)x10−3 | −5.26 | 5.17 | 0.73 |
70%HFIP (w/w) | 7.58±0.22 | −2.94 | 3.83 | 0.69 |
Substrate | nb | ℓc | mc | hc | cc | Rd | Fe |
---|---|---|---|---|---|---|---|
1 | 44f | 1.60±0.05 | 0.57±0.05 | 0.18±0.06 | 0.981 | 517 | |
1.70±0.08 | 0.61±0.04 | 0.29±0.18 (0.114)g | 0.19±0.06 | 0.982 | 359 | ||
31h | 1.46±0.08 | 0.53±0.03 | 0.18±0.06 | 0.964 | 182 | ||
1.75±0.07 | 0.66±0.03 | 0.85±0.15 | 0.22±0.04 | 0.984 | 274 | ||
2 | 49h | 1.66±0.05 | 0.56±0.03 | 0.15±0.07 | 0.980 | 568 | |
1.77±0.08 | 0.61±0.04 | 0.35±0.19 (0.068)g | 0.16±0.06 | 0.982 | 400 | ||
44i | 1.60±0.05 | 0.54±0.03 | 0.15±0.06 | 0.979 | 468 | ||
1.67±0.08 | 0.57±0.04 | 0.19±0.20 (0.332)g | 0.15±0.06 | 0.979 | 312 |
Acknowledgement
References and Notes
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D’Souza, M.J.; Reed, D.; Koyoshi, F.; Kevill, D.N. Consideration of the Factors Influencing the Specific Rates of Solvolysis of p-Methoxyphenyl Chloroformate. Int. J. Mol. Sci. 2007, 8, 788-796. https://doi.org/10.3390/i8080788
D’Souza MJ, Reed D, Koyoshi F, Kevill DN. Consideration of the Factors Influencing the Specific Rates of Solvolysis of p-Methoxyphenyl Chloroformate. International Journal of Molecular Sciences. 2007; 8(8):788-796. https://doi.org/10.3390/i8080788
Chicago/Turabian StyleD’Souza, Malcolm J., Darneisha Reed, Fumie Koyoshi, and Dennis N. Kevill. 2007. "Consideration of the Factors Influencing the Specific Rates of Solvolysis of p-Methoxyphenyl Chloroformate" International Journal of Molecular Sciences 8, no. 8: 788-796. https://doi.org/10.3390/i8080788