Results 31 to 40 of about 618 (108)
, 1931 Electrical conductivity measurements have been made over the temperature range 18–145 °C. of reaction mixtures of sulphurous acid and a large number of type compounds, and data obtained on the stability of the resulting sulphonic acids and the mobility ...
Charles A. Sankey, Harold Hibbert
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Scientific Opinion on Flavouring Group Evaluation 9, Revision 3 (FGE.09Rev3): Secondary alicyclic saturated and unsaturated alcohols, ketones and esters containing secondary alicyclic alcohols from chemical group 8 and 30, and an ester of a phenol derivative from chemical group 25 [PDF]
, 2011 The Panel on Food Contact Materials, Enzymes, Flavourings and Processing Aids of the European Food Safety Authority was requested to evaluate 17 flavouring substances in the Flavouring Group Evaluation 9, Revision 3, using the Procedure in Commission ...
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core +3 more sources
Synthesis and complexation of Cyclopentadienes [PDF]
, 2004 The first part of chapter 1 gives a short general introduction to the importance of cyclopentadienyl complexes. This leads on to a presentation of the importance of chirality in cyclopentadienyl complexes with reference to their catalytic applications ...
Webber, David Hugh
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A Dive Into Forty Years of Research on Organic Superbases: From Design to Applications
Journal of Computational Chemistry, Volume 46, Issue 28, October 30, 2025.This review covers the design and application of various neutral organic superbases with carbon, nitrogen, boron, silicon and germanium centers as basic sites. Their utility as organocatalysts has been reported with particular attention given to applications of commercially accessible organic superbases in some pivotal reactions.
Rabindranath Lo, Bishwajit Ganguly
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ChemCatChem, Volume 17, Issue 18, September 19, 2025.This review elucidates structure‐activity relationships in Ru‐supported catalysts for hydrodeoxygenation of lignin‐derived phenolics to cyclohexane‐based products. It highlights the synergy between Ru nanoparticle size, dispersion, and electronic state with tailored support acidity and defects, enabling efficient hydrogenation–deoxygenation.
Gousia Begum +4 more
wiley +1 more source
THE CYCLOPROPANATION OF SILYL ENOL ETHERS. A POWERFUL SYNTHETIC TOOL
, 2020 Trimethylsilyl enol ethers of both saturated and unsaturated aliphatic or alicyclic carbonyl compounds, when submitted to cyclopropanation by an improved Simmons-Smith reaction (Zn/Ag couple is used and hydrolysis of the product is replaced by pyridine ...
J M Coma
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EFSA Journal, Volume 23, Issue 7, July 2025.Abstract Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the safety and efficacy of a tincture from the leaves or aerial parts of Mentha × piperita L. (peppermint tincture) when used as a sensory additive in feed and in water for drinking for all animal species. The product is a ■■■■■ solution, with a
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP) +23 more
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Recent Advances in the α‐Hydrazination (α‐Amination) of Carbonyl Compounds
European Journal of Organic Chemistry, Volume 28, Issue 17, May 21, 2025.In recent years, notable progress has been achieved in the α‐hydrazination (α‐amination) of carbonyl compounds, especially in the direct asymmetric electrophilic α‐hydrazination with dialkyl azodicarboxylates. This review summarizes all the methods that appeared over the past decade, categorized based on the type of the reactive chiral intermediate ...
Dina Scarpi +2 more
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Development of Fluorinated Monomers and Polymers for Advanced Photolithographic Applications [PDF]
, 2005 The incorporation of fluorine into photoresist materials imparts a variety of highly desirable properties for deep ultraviolet lithography at 193 nm and 157 nm.
Sanders, Daniel Paul
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Drug Testing and Analysis, Volume 17, Issue 4, Page 531-543, April 2025.A commercially purchased hexahydrocannabiphorol (HHCP) sample for recreational use was analyzed by GC‐MS. In addition to the declared (9R)‐ and (9S)‐HHCP, the chromatogram showed a large number of isomeric compounds and other impurities, six of which, including (9R)‐HHCP, were isolated and their structure elucidated using various NMR techniques and GC ...
Willi Schirmer +5 more
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