Effect of the structure of coal-related model ethers on the rate and mechanism of their thermolysis. 3. Additive effect of substituents
β Scribed by Vyacheslav Yu. Korobkov; Evgeniya N. Grigorieva; Viktor I. Bykov; Igor V. Kalechitz
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 328 KB
- Volume
- 68
- Category
- Article
- ISSN
- 0016-2361
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π SIMILAR VOLUMES
The constants of thermolysis rate of C,H,~(CH,),~O~(CH,),-C6HS ethers were measured in conditions close to those of coal liquefaction (hydrogen pressure of 8.5 MPa; temperature up to 410Β°C) but minimizing secondary conversions (i.e. in ten-fold excess of tetralin). The ethers form the following reac
Those K values were obtained by the usual method of extrapolating the root of the ionic strength to zero with a correction for aqueous nitrate ion activity.
## Abstract Rate data are reported for the reactions of a series of Xβphenyl 2,4,6βtrinitrophenyl ethers 1aβe[X = H, 4βNO~2~, 2βNO~2~, 2,4β(NO~2~)~2~, or 2,6β(NO~2~)~2~] with substituted anilines 2aβe [Y = H, 2βCH~3~, 2,4β(CH~3~)~2~, 2,6β(CH~3~)~2~, or NβCH~3~] in acetonitrile as solvent. For indiv