Results 41 to 50 of about 619,568 (137)

The catalytic isomerization of allylbenzene in the presence of palladium(II) chloride

open access: yes, 1966
Allylbenzene has been shown to isomerize rapidly in the presence of palladmm(11) chloride in acetic acid, mainly to trans-β-methylstyrene but to a small extent to the cis isomer. The reaction is not simple.
NR Davies, B Cruikshank
core   +1 more source

Transition Metal‐Catalyzed Functionalization of Nonallylic Alkenyl Alcohols via Chain‐Walking Strategies

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 9, 5 May 2026.
This minireview outlines recent advances in chain‐walking reactions of nonallylic alkenyl alcohols catalyzed by various transition metals, including palladium, ruthenium, rhodium, iridium, and nickel. Furthermore, the corresponding reaction mechanisms are discussed.
Yong Huang   +5 more
wiley   +1 more source

Accelerated Mechanochemical Depolymerization of Poly(styrene) Due To Formation of a Cohesive State

open access: yesChemSusChem, Volume 19, Issue 7, 14 April 2026.
A highly reactive, continuous state of poly(styrene) (PS) was discovered to aid its mechanochemical depolymerization, which is (a) more reactive than PS powder, (b) insensitive to effects of oxygen, (c) driven by shear rather than compressive stresses, and (d) sensitive to PS loading.
Yuchen Chang   +6 more
wiley   +1 more source

Melt Grafting of Geometry‐Tailored Voltage Stabilizers for High‐Performance Polypropylene Insulation

open access: yesAdvanced Functional Materials, Volume 36, Issue 30, 13 April 2026.
A scalable one‐step melt grafting strategy is developed to enhance the dielectric properties of isotactic polypropylene by covalently incorporating thermally stable aromatic voltage stabilizers. This solvent‐free approach improves volume resistivity and DC breakdown strength through deep trap formation and charge localization, offering a sustainable ...
Nazirul Mubin bin Normansah   +9 more
wiley   +1 more source

Ambient Hydrocarbonylation of Olefins Enabled by Visible‐Light

open access: yesAdvanced Science, Volume 13, Issue 22, 17 April 2026.
A novel photo‐induced methodology for hydrocarbonylation has been established, resolving the inherent conflicts between competitive olefin and CO insertion in traditional methods that necessitate harsh conditions. Accordingly, an efficient and versatile hydrocarbonylation of olefins enabled by visible‐light irradiation under ambient conditions has been
Hongchi Liu, Tianze Zhang, Hanmin Huang
wiley   +1 more source

Should We Fear Derivatives? [PDF]

open access: yes
This paper discusses the extent to which derivatives pose threats to firms and to the economy. After reviewing the derivatives markets and putting in perspective the various measures of the size of these markets, the paper shows who uses derivatives and ...
Rene M. Stulz
core  

Credit derivatives: an overview [PDF]

open access: yes
Arising from financial institutions' need to hedge and diversify credit risk, credit derivatives have now become a major investment tool. Almost all credit derivatives take the form of the credit default swap, which transfers default risk from one party ...
David Mengle
core  

Derivatives at Agricultural Banks [PDF]

open access: yes
Using data between 1995 and 2010, we find that agricultural banks are benefiting from the derivatives activities by reducing total risk without hurting their profit.
Hartarska, Valentina M., Shen, Xuan
core  

Structure of the modified heme in allylbenzene-inactivated chloroperoxidase determined by Q-band CW and pulsed ENDOR

open access: yes, 1997
During the epoxidation of allylbenzene, chloroperoxidase (CPO) is converted to an inactive green species in which the prosthetic heme has been modified by addition of the alkene plus an oxygen atom (Dexter, A. F.; Hager, L. P. J. Am. Chem. Soc. 1995, 117,
Hager, LP   +5 more
core   +1 more source

Volatility derivatives in the Heston framework [PDF]

open access: yes, 2014
Includes bibliographical references.A volatility derivative is a financial contract where the payoff depends on the realized variance of a specified asset's returns.
Kriel, Hiltje
core   +1 more source

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