Results 101 to 110 of about 57,050 (287)

A New Synthetic Route to Polyhydrogenated Pyrrolo[3,4-b]pyrroles by the Domino Reaction of 3-Bromopyrrole-2,5-Diones with Aminocrotonic Acid Esters

open access: yesMolecules, 2017
A new synthetic approach to polyfunctional hexahydropyrrolo[3,4-b]pyrroles was developed based on cyclization of N-arylbromomaleimides with aminocrotonic acid esters.
Khidmet Shikhaliev   +5 more
doaj   +1 more source

Pyrrole adducts accumulation.

open access: yes, 2018
(A) Pyrrole adducts in serum of rats treated with 2,5-HD. (B) Pyrrole adducts in serum of rats treated with n-hexane. (C) Pyrrole adducts in urine of rats treated with 2,5-HD. (D) Pyrrole adducts in urine of rats treated with n-hexane.
Qiong Wang (117288)   +5 more
core   +1 more source

Receptogenesis in a Vascularized Robotic Embodiment

open access: yesAdvanced Science, EarlyView.
Functional augmentation of situated robots via ex novo hardware generation extends physical adaptability. Drawing inspiration from open circulatory systems for mass and function redistribution, this study presents a vascularized robotic composite exhibiting receptogenesis ‐ the on‐demand construction of sensors ‐ from internal fluid reserves based on ...
Kadri‐Ann Pankratov   +8 more
wiley   +1 more source

2,5-Bis[(dimethylamino)methyl]-1H-pyrrole

open access: yesIUCrData, 2016
The asymmetric unit contains two independent molecules, C10H19N3, which are linked into dimers by two Npyrrole—H...Namine hydrogen bonds.
Zhiqiang Guo   +4 more
doaj   +1 more source

The intricacies of the stacking interaction in a pyrrole–pyrrole system [PDF]

open access: yesStructural Chemistry, 2016
Extensive calculations of potential energy surfaces for parallel-displaced configurations of pyrrole–pyrrole systems have been carried out by the use of a dispersion-corrected density functional. System geometries associated with the energy minima have been found. The minimum interaction energy has been calculated as −5.38 kcal/mol.
openaire   +1 more source

Cobalt‐Catalyzed Asymmetric Construction of Boron Stereocenters With C–N Axial Chirality

open access: yesAdvanced Science, EarlyView.
A cobalt/Salox‐catalyzed one‐pot annulation enables enantioselective formation of B‐stereogenic centers and C─N axial chirality via C─H/N─H annulation, affording diverse fluorescent products with high stereocontrol and optoelectronic potential. ABSTRACT The efficient construction of boron stereogenic centers alongside axial chirality remains a ...
Subramani Kumaran   +5 more
wiley   +1 more source

Piezo‐Coupling Effects in Smart Polymers: Toward Ultrasensitive Sensing and Biomedical Applications

open access: yesAdvanced Science, EarlyView.
Piezo‐coupling effects are the foundational factors for the development of multifunctional and self‐powered platforms. Central to this advancement is the use of stimuli‐responsive smart polymers, which offer mechanical flexibility, biocompatibility, and simplified structural complexity with improved sensitivity and energy efficiency.
Duc Khanh Tran   +6 more
wiley   +1 more source

AgNTf2-catalyzed formal [3 + 2] cycloaddition of ynamides with unprotected isoxazol-5-amines: efficient access to functionalized 5-amino-1H-pyrrole-3-carboxamide derivatives

open access: yesBeilstein Journal of Organic Chemistry, 2019
A formal [3 + 2] cycloaddition between ynamides and unprotected isoxazol-5-amines has been developed in the presence of catalytic AgNTf2 in an open flask.
Ziping Cao   +6 more
doaj   +1 more source

Pyrrole

open access: yes, 1999
Inelastic Neutron Scattering spectrum of Pyrrole, C₄ H₅ N, measured on the TFXA ...
H.Jobic, CNRS, Lyons, France
core   +1 more source

From Sourcing to End‐of‐Life: Sustainability Challenges and Opportunities in Organic Bioelectronics

open access: yesAdvanced Science, EarlyView.
Organic bioelectronics bridges biology and electronics using organic mixed ionic/electronic conductors. This Perspective addresses sustainability across the full lifecycle of organic bioelectronic materials and devices, offering a framework to guide material sourcing, synthesis, fabrication, application, and end‐of‐life strategies toward bioelectronic ...
Gwennaël Dufil   +3 more
wiley   +1 more source

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