Results 71 to 80 of about 8,230 (185)

Authenticity Markers of Aged Red Wines from Aglianico, Uva di Troia, Negroamaro and Primitivo Grapes

open access: yesFoods
The wide ampelographic treasure of Italian wine grape varieties is driving research towards suitable approaches for the varietal authenticity control of wine. In this paper, Aglianico, Negroamaro, Primitivo and Uva di Troia red wines, which were produced
Ilaria Benucci   +4 more
doaj   +1 more source

Norbornyl route to polyoxygenated cyclohexanes. A facile entry into carbasugars and shikimic acid

open access: yes, 1998
A short, stereoselective entry to carbasugars and shikimic acid from a readily available 7-norbornenone is ...
Mehta, Goverdhan, Mohal, Narinder
core   +1 more source

Extraction Of Tannin From Oil Palm Empty Fruit Bunch As A Rust Deactivator. [PDF]

open access: yes, 2005
The purpose of this research is to investigate the effect of reaction between rust and rust deactivator obtained from oil palm empty fruit bunch (EFB ...
M.Y, Nor Nadiah   +2 more
core  

Determination of Carboxylic Acids in Apple Juice by RP HPLC [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2005
Low molecular weight organic acids are most predominant in apple juice among these components fumaric acid was not exceed more than 5 ppm. It was thought that the HPLC is the best method of the determination of organic acids in the apple juice.
A. Hakan Aktaş   +3 more
doaj  

New Method for the Rapid Extraction of Natural Products: Efficient Isolation of Shikimic Acid from Star Anise

open access: yes, 2015
A new, practical, rapid, and high-yielding process for the pressurized hot water extraction (PHWE) of multigram quantities of shikimic acid from star anise (Illicium verum) using an unmodified household espresso machine has been developed.
Wesley J. Olivier (1600249)   +5 more
core   +1 more source

New aspects of the Hunsdiecker-Barton halodecarboxylation¿syntheses of phospha-shikimic acid and derivatives

open access: yes, 2010
We report an efficient synthetic approach to phospha-isosteres of important intermediates of the shikimic acid pathway by the application of the HunsdieckerBarton halodecarboxylation to cyclohexenylcarboxylic acids.
Benoit Carbain (1859755)   +2 more
core  

Efficient syntheses of (−)-shikimate and (−)-quinate 3-phosphate via trans vicinal diol protection with 2,2,3,3-tetramethoxybutane (TMB) of shikimic and quinic acids

open access: yes, 2011
(−)-Shikimate 3-phosphate and (−)-quinate 3-phosphate can be synthesized by selective protection of their trans diol functionality using 2,2,3,3-tetramethoxybutane (TMB) using d-(−)-shikimic acid and d-(−)-quinic acid as starting materials.
Shih, Tzenge-lien; Wu, S. H.
core   +1 more source

Plant-Derived Caffeic Acid and Its Derivatives: An Overview of Their NMR Data and Biosynthetic Pathways

open access: yesMolecules
In recent years, caffeic acid and its derivatives have received increasing attention due to their obvious physiological activities and wide distribution in nature.
Jiahui Yu   +8 more
doaj   +1 more source

Processes for the Extraction and Purification of Shikimic Acid and the Products of Such Processes (US Patent 20070161818)

open access: yes, 2007
Processes for producing shikimic acid through extraction from sweetgum, pine and cedar plant tissues and the shikimic acid produced by such ...
Ownby, Stacy   +5 more
core  

Microwave-assisted solvent extraction and analysis of shikimic acid from plant tissues. [PDF]

open access: yes, 2016
A better method for determination of shikimate in plant tissues is needed to monitor exposure of plants to the herbicide glyphosate [N-(phosphonomethyl)glycine] and to screen the plant kingdom for high levels of this valuable phytochemical precursor to ...
MENEZES, P. T. C.   +8 more
core  

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