Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Barbara J. W. Cole"'
Publikováno v:
Processes; Volume 10; Issue 4; Pages: 647
(E)-Resveratrol is a naturally occurring polyphenolic compound in plants with a variety of widely studied health benefits. The bark of Northern American, Canadian, and Northern European conifer species, which is an underutilized by-product generated
Publikováno v:
Frontiers in Microbiology, Vol 10 (2019)
Pink rot (Phytophthora erythroseptica) of potato is a major concern in many potato production regions. The pathogen produces zoospores that serve as a primary inoculum for infection. To understand how the pink rot incidence is related to pathogen pop
Publikováno v:
August 2011. 10:29-39
The selectivity of kraft pulping versus the oxygen delignification processes over the range of kappa nos. 25–90 was compared. Kraft pulping was found to be more selective than oxygen delignification for removing lignin from southern softwood kraft
Autor:
Raymond C. Fort, D. F. Guay, K. R. Overly, Thomas Elder, M. C. Hausman, J. M. Genco, Barbara J. W. Cole
Publikováno v:
Journal of Wood Chemistry and Technology. 21:67-79
Reactions involving methyl β-cellobioside and several oxygen species were used to investigate cleavage of glycosidic linkages in cellulose by reaction with photochemical hydroxyl radicals. The intent is not to reproduce delignification conditions, b
Publikováno v:
Journal of Wood Chemistry and Technology. 20:375-394
Hydroxyl radical is considered to be the major species causing degradation of carbohydrates during oxygen delignification. In this study, reactions involving a carbohydrate model compound and either photochemically generated hydroxyl radical or super
Publikováno v:
Journal of Wood Chemistry and Technology. 20:1-17
The reaction of ethylene glycol dimercaptoacetate and pentaerythritol tetramercaptoacetate with p-benzoquinone have been investigated, both in solution and in the presence of cellulose fibers. In either system, Michael addition is the predominant rea
Publikováno v:
Journal of Wood Chemistry and Technology. 16:381-403
The reaction of thioglycerol with quinones selected to model the chromophores present in high-yield pulp has been investigated. The reaction is rapid and complex, involving initial Michael addition, aromatization of the adducts to hydroquinones, and
Autor:
Michael D. Bentley, Ahmed Hassanali, Leslie T. Gelbaum, Barbara J. W. Cole, Don VanDerveer, Fu Yung Huang, Baldwyn Torto
Publikováno v:
Phytochemistry. 40:239-243
Extracts of the root bark of Turraea floribunda have yielded four new limonoids of the havanensin class: 28-nor-4α-carbomethoxy-11β-acetoxy-12α-(2-methylbutanoyloxy)-14,15-deoxyhavanensin-1,7-diacetate; 28-nor-4α-carbomethoxy-11β-hydroxy-12α-(2
Autor:
Stacey P. Huth, Barbara J. W. Cole
Publikováno v:
hfsg. 48:23-28
Publikováno v:
Journal of Wood Chemistry and Technology. 11:503-516
Twelve pentacyclic triterpenes were isolated from the outer bark of river birch, Betula nigra. 3β-Acetoxyolean-11-oxo-12-ene-28-oic acid was isolated for the first time from a Betula species. 3β-Caffeatoxyolean-12-ene-28-oic acid has been spectrall