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Reductive Phosphorylation of 1 2 Dithiolanes with Dialkyl

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Ni-Catalyzed Reductive Cross-Coupling of Amides with Aryl Iodide Electrophiles via C–N Bond Activation - Organic Letters (ACS Publication

Ni-Catalyzed Reductive Cross-Coupling of Amides with Aryl Iodide Electrophiles via C–N Bond Activation ADVERTISEMENT Log In ... and delivers the desired 1,2-diarylated ... Abstract | Full Text HTML | PDF w/ Links | Hi-Res PDF Harnessing Alkylpyridinium , ...

[NiCl 2 (dppp)]‐Catalyzed Cross‐Coupling of Aryl Halides with Dialkyl Phosphite, Diphenylphosphine Oxide, and Diphenylphosphine

We present a general approach to C P bond formation through the cross‐coupling of aryl halides with a dialkyl phosphite, ... [NiCl 2 (dppp)] as catalyst (dppp=1,3‐bis(diphenylphosphino)propane). This catalyst system displays a broad applicability that is ...

Dithiolane - an overview | ScienceDirect Topi

The reactivity of 4,4′-dialkyl-substituted 1,2-dithiolanes 179a –d, which are not susceptible to polymerization, with lithiated furans 180 and 182, benzofuran ...

Reductive Phosphorylation of 1,2-Dithiolanes with Dialkyl Phosphites | Chemistry Letters | CSJ Journa

Lipoamide was reductively phosphorylated by dialkyl phosphites in the presence of triethylamine with high regioselectivity. Acid anhydride did not interfere with the phosphorylation. Thus, 6-S-acyldihydrolipoamides bearing 8-S-phosphoryl group were synthesized in ...

Masato Tazaki's research works | Kumamoto National College of Technology, Kumamoto and other plac

Lithiated furans have been found to cleave the S–S bond of polymerization-resistant 1,2-dithiolanes to give the ring opened products in good yields. In the case of lithiated benzofuran, the excess reagent reacted with the normal product to give a mixture. Lithiated ...

Cobalt-Catalyzed Green Cross-Dehydrogenative C(sp 2 )-H/P-H Coupling Reactio

Ohmori H, Nakai S, Masui M (1979) Anodic oxidation of organophosphorus compounds. Part 2. Formation of dialkyl arylphosphonates via arylation of trialkyl phosphites. J Chem Soc Perkin Trans 1:2023–2026 Google Scholar 40 ...

CHEMISTRY - Proceedings of the National Academy of Scienc

Theveryrapid oxidative phosphorylation observed with 2-methyl-1:4-naphtha-quinol diphosphate is particularly striking since this substance, which is commer ...

Cu( ii )-catalyzed cross-dehydrogenative coupling reaction of N ′-acyl arylhydrazines and phosphites - RSC Advances (RSC Publishing) DOI:10.1039 .

The yield was greatly improved by the introduction of Ag 2 CO 3 (1.0 equiv.) as an additive (from 35% to 70%, entry 2). ... We found that no desired product was generated, indicating that phosphorylation occurred on the N-1 position. Then, a control experiment 5 ...

Versatile Synthesis of Dialkyl Cyclopropylphosphonates via Reductive Phosphonation | Bulletin of the Chemical Society of Japan | CSJ Journa

Reductive Phosphorylation of 1,2-Dithiolanes with Dialkyl Phosphites Masato Tazaki, Shizuo Nagahama, ... Acid anhydride did not interfere with the phosphorylation. Thus, 6-S-acyldihydrolipoamides bearing 8-S-phosphoryl group were synthesized in one-pot [] ...

Cobalt-Catalyzed Green Cross-Dehydrogenative C(sp 2 )-H/P-H Coupling Reactio

Ohmori H, Nakai S, Masui M (1979) Anodic oxidation of organophosphorus compounds. Part 2. Formation of dialkyl arylphosphonates via arylation of trialkyl phosphites. J Chem Soc Perkin Trans 1:2023–2026 Google Scholar 40 ...

Metal Catalysis in Thiolation and Selenation Reactions of Alkynes Leading to Chalcogen‐Substituted Alkenes and Dien

Based on the results of Markovnikov‐type vinyl chalcogenide formation (see Section 2.1), ... metal–hydrogen bond (iii) which is more favorable compared with a metal–chalcogen one. Finally, thiol‐assisted reductive elimination takes place (iv) leading to the ...

Palladium‐Catalyzed C H Oxidation of Isoquinoline N‐Oxides: Selective Alkylation with Dialkyl Sulfoxides and Halogenation with Dihalo .

The method represents the first example of using dialkyl sulfoxides as the alkyl sources for the construction of 1‐alkylated isoquinolines. Moreover, the regioselective halogenation of isoquinoline N‐oxides is also successful using dihalo sulfoxides as the halide ...

Multicomponent reactions: A simple and efficient route to heterocyclic phosphonat

2.1. Phosphorylation of the parent heterocycles through a traditional Kabachnik–Fields reaction ... 6. 1,3-Dipolar cycloaddition-based multicomponent reactions 1,3-Dipolar cycloaddition-based multicomponent reactions usually involve the cycloaddition of in situ ...

Diethyl phosphorochloridate - Wikiped

Diethyl chlorophosphate is an organophosphorus compound with the formula (C 2 H 5 O) 2 P(O)Cl. As an reagent in organic synthesis, it is use the convert alcohols to the corresponding diethylphosphate esters. It is a colorless liquid with a fruity odor. It is a ...

One-pot reductive N-vinylation and C(4)-phosphorylation of pyridines with alkyl propiolates and secondary phosphine chalcogenides - ScienceDire

Introduction The 1,4-dihydropyridine motif is a key fragment of antihypertensive drugs (e.g., the calcium channel blocker nifedipine) and fundamental reducing agents 1 in living systems (NADH). Additionally, some 1,4-dihydropyridine derivatives exhibit antitumor, 2 anticonvulsant, ...

INTRODUCTION - Shodhganga : a reservoir of Indian theses @ INFLIBN

methylene ketones with dialkyl trithiocarbonates or c~orodithioformates.~ This is exemplified by the reaction of acetophenone 1 with dithyl trithiocarbonate 2 in ...

ChemInform Abstract: Regioselective Hydride Reduction of 2-(N-Cyanoimino)thiazolidine Derivatives. | Chuzo Iwa

Download Citation on ResearchGate | On Apr 21, 2010, Chuzo Iwata and others published ChemInform Abstract: Regioselective Hydride Reduction of 2-(N-Cyanoimino) ...

[NiCl2(dppp)]‐Catalyzed Cross‐Coupling of Aryl Halides with Dialkyl Phosphite, Diphenylphosphine Oxide, and Diphenylphosphine - Zhao - 2012 .

We present a general approach to C P bond formation through the cross‐coupling of aryl halides with a dialkyl phosphite, ... [NiCl 2 (dppp)] as catalyst (dppp=1,3‐bis(diphenylphosphino)propane). This catalyst system displays a broad applicability that is ...

One-pot reductive N-vinylation and C(4)-phosphorylation of pyridines with alkyl propiolates and secondary phosphine chalcogenides - ScienceDire

Introduction The 1,4-dihydropyridine motif is a key fragment of antihypertensive drugs (e.g., the calcium channel blocker nifedipine) and fundamental reducing agents 1 in living systems (NADH). Additionally, some 1,4-dihydropyridine derivatives exhibit antitumor, 2 anticonvulsant, ...

Ketones: Dialkyl Ketones - PDF Free Downlo

A variety of 1,3-dithiolanes are oxidatively deprotected to ketones under neutral conditions using t-butylhydroperoxide in methanol 2002TL6031>. This method gives the corresponding ketone in high yield and is tolerant of the presence of esters. ...