نتایج جستجو برای: 2 dioxolane

تعداد نتایج: 2525406  

Journal: :Asian Journal of Research in Biochemistry 2021

Tamarindus indica is one of the medicinal plants used in treatment various diseases traditionally.
 Aims: This study was conducted to identify phytochemical constituents T. leaf extracts. Methods: Using Fourier-transform infrared spectroscopy (FT-IR) and gas chromatography-mass spectrometry (GC-MS) identification bioactive compounds extracts indica.
 Results: The FT-IR spectrum confir...

Journal: :Advanced Energy Materials 2022

Solid-State Lithium Batteries In article number 2201762, Maoxiang Jing, Xiangming He, and co-workers report a composite solid-state electrolyte (CSE) formed by in-situ polymerization of 1.3-dioxolane (DOL) catalyzed nano yttria stabilized zirconia. Excellent cycle stability provides new research idea for the practical application PDOL based CSE at high voltage.

Journal: :Catalysts 2023

Aluminosilicate and ZSM-5 catalyst were synthesized from local materials, low-grade Indonesian kaolin. High quartz impurities content in the kaolin was successfully reduced by consecutive treatment process including washing, centrifugation, Fe3+ treatment. All showed mesoporous structure with pore diameter around 3.5 nm. The catalytic activity investigated acetalization of 3,4-dimethoxybenzalde...

Journal: :Chemistry 2011
Xiao-Yu Sun Xiang-Yin Tian Zhen-Wu Li Xiao-Shui Peng Henry N C Wong

The total synthesis of plakortide E (1a) is reported. A novel palladium-catalyzed approach towards 1,2-dioxolanes as well as an alternative substrate-controlled route leading exclusively to cis-highly substituted 1,2-dioxolanes have been developed. A lipase-catalyzed kinetic resolution was employed to provide optically pure 1,2-dioxolane central cores. Coupling of the central cores and side cha...

2011
Xiao Lu Gu-Ping Tang Jian-Ming Gu Xiu-Rong Hu

IN THE CRYSTAL STRUCTURE OF THE TITLE COMPOUND [SYSTEMATIC NAME: 2-(4b-fluoro-5-hy-droxy-4a,6a,8,8-tetra-methyl-2-oxo-2,4a,4b,5,6,6a,9a,10,10a,10b,11,12-dodeca-hydro-7,9-dioxa-penta-leno[2,1-a]phenanthren-6b-yl)-2-oxoethyl acetate], C(26)H(33)FO(7), the mol-ecules are connected by inter-molecular O-H⋯O hydrogen bonds into an infinite supra-molecular chain along the b axis. The mol-ecular framew...

Journal: :Acta Crystallographica Section E Structure Reports Online 2013

Journal: :Bulletin of the Chemical Society of Japan 1981

Journal: :The Journal of the Society of Chemical Industry, Japan 1965

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