Photodegradation of lignin: a photophysical and photochemical study of a non-phenolic α-carbonyl β-O-4 lignin model dimer, 3,4-dimethoxy-α-(2′-methoxypenoxy)acetophenone
作者： C. Vanucci , P. Fornier De Violet , H. Bouas-Laurent , A. Castellan
DOI: 10.1016/1010-6030(88)80042-X
关键词: Bond cleavage 、 Phenacyl 、 Radical 、 Acetophenone 、 Photodissociation 、 Photochemistry 、 Dimer 、 Chemistry 、 Photodegradation 、 Flash photolysis
摘要: … Moreover, we have observed that non-phenolic ac-carbonyl p-1 dimers are photoreactive, … to be in accordance with the existence of coupled dimers (tetramers) [303. The colouration of …
archives-ouvertes.fr
elsevier.com
sci-hub.se 参考文章(13)
Alain Castellan, Corinne Vanucci, Henri Bouas-Laurent, Photochemical Degradation of Lignin through α C—O Bond Cleavage of Non Phenolic Benzyl Aryl Ether Units. A Study of the Photochemistry of a(2',4',6'-Trimethyl-Phenoxy)-3,4 Dimethoxy Toluene Holzforschung. ,vol. 41, pp. 231- 238 ,(1987) , 10.1515/HFSG.1987.41.4.231
P. K. Das, M. V. Encinas, S. Steenken, J. C. Scaiano, Reaction of tert-butoxy radicals with phenols. Comparison with the reactions of carbonyl triplets Journal of the American Chemical Society. ,vol. 103, pp. 4162- 4166 ,(1981) , 10.1021/JA00404A030
J. Lucki, J.F. Rabek, B. Rånby, Y.C. Jiang, Spectral differences in photodegraded polystyrene in various solvents Polymer. ,vol. 27, pp. 1193- 1200 ,(1986) , 10.1016/0032-3861(86)90007-8
JC Netto-Ferreira, WJ Leigh, JC Scaiano, None, Laser flash photolysis study of the photochemistry of ring-substituted .beta.-phenylpropiophenones Journal of the American Chemical Society. ,vol. 107, pp. 2617- 2622 ,(1985) , 10.1021/JA00295A009
Jacques Lemaire, Jean-Luc Gardette, Agnès Rivaton, Agnès Roger, Dual photo-chemistries in aliphatic polyamides, bisphenol A polycarbonate and aromatic polyurethanes—A short review Polymer Degradation and Stability. ,vol. 15, pp. 1- 13 ,(1986) , 10.1016/0141-3910(86)90002-9
William R. Dawson, Maurice W. Windsor, Fluorescence yields of aromatic compounds The Journal of Physical Chemistry. ,vol. 72, pp. 3251- 3260 ,(1968) , 10.1021/J100855A027
P. K. Das, M. V. Encinas, J. C. Scaiano, Laser flash photolysis study of the reactions of carbonyl triplets with phenols and photochemistry of p-hydroxypropiophenone Journal of the American Chemical Society. ,vol. 103, pp. 4154- 4162 ,(1981) , 10.1021/JA00404A029
W. D. K. Clark, Arnold D. Litt, Colin Steel, Triplet lifetimes of benzophenone, acetophenone, and triphenylene in hydrocarbons Journal of the American Chemical Society. ,vol. 91, pp. 5413- 5415 ,(1969) , 10.1021/JA01047A057
JC Scaiano, JC Netto-Ferreira, None, Photochemistry of α-phenoxyacetophenone: an interesting case of intramolecular triplet deactivation Journal of Photochemistry. ,vol. 32, pp. 253- 259 ,(1986) , 10.1016/0047-2670(86)87013-7
David N.-S. Hon, Shang-Tzen Chang, Surface degradation of wood by ultraviolet light Journal of Polymer Science Part A. ,vol. 22, pp. 2227- 2241 ,(1984) , 10.1002/POL.1984.170220923