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1-Methoxy-4-[(E)-3-phenylallyl]benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

35856-80-5

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35856-80-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 35856-80-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,8,5 and 6 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 35856-80:
(7*3)+(6*5)+(5*8)+(4*5)+(3*6)+(2*8)+(1*0)=145
145 % 10 = 5
So 35856-80-5 is a valid CAS Registry Number.

35856-80-5Relevant academic research and scientific papers

Nickel-catalyzed cross-electrophile coupling of aryl chlorides with allylic alcohols

Yu, Hang,Wang, Zhong-Xia

, p. 9723 - 9731 (2021/12/01)

Nickel-catalyzed cross-electrophile coupling of aryl chlorides with allylic alcohols proceeds readily under mild conditions in the presence of zinc powder and MgCl2to produce allylarenes in 25-92% yields. The reaction shows high regioselectivit

Nickel-Catalyzed Electrochemical C(sp3)?C(sp2) Cross-Coupling Reactions of Benzyl Trifluoroborate and Organic Halides**

Luo, Jian,Hu, Bo,Wu, Wenda,Hu, Maowei,Liu, T. Leo

, p. 6107 - 6116 (2021/02/01)

Reported here is the redox neutral electrochemical C(sp2)?C(sp3) cross-coupling reaction of bench-stable aryl halides or β-bromostyrene (electrophiles) and benzylic trifluoroborates (nucleophiles) using nonprecious, bench-stable NiCl2?glyme/polypyridine catalysts in an undivided cell configuration under ambient conditions. The broad reaction scope and good yields of the Ni-catalyzed electrochemical coupling reactions were confirmed by 50 examples of aryl/β-styrenyl chloride/bromide and benzylic trifluoroborates. Potential applications were demonstrated by electrosynthesis and late-stage functionalization of pharmaceuticals and natural amino acid modification, and three reactions were run on gram-scale in a flow-cell electrolyzer. The electrochemical C?C cross-coupling reactions proceed through an unconventional radical transmetalation mechanism. This method is highly productive and expected to find wide-spread applications in organic synthesis.

Cu-Catalyzed Oxidative Allylic C-H Arylation of Inexpensive Alkenes with (Hetero)Aryl Boronic Acids

Pal, Suman,Cotard, Marine,Gérardin, Baptiste,Hoarau, Christophe,Schneider, Cédric

supporting information, p. 3130 - 3135 (2021/05/05)

Herein, we present a regioselective Cu-catalyzed oxidative allylic C(sp3)-H arylation by radical relay using a broad range of heteroaryl boronic acids with inexpensive and readily available unactivated terminal and internal olefins. This C(sp2)-C(sp3) allyl coupling has the advantage of using cheap, abundant, and nontoxic Cu2O without the need to use prefunctionalized alkenes, thus offering an alternative method to allylic arylation reactions that employ more traditional coupling partners with preinstalled leaving groups (LGs) at the allylic position.

Bimetallic nano alloy architecture on a special polymer: Ni or Cu merged with Pd for the promotion of the Mizoroki–Heck reaction and the Suzuki–Miyaura coupling

Patil, Vijay P,Kashid, Abhijit A,Solanki, Bhanupratap S,Kharul, Ulhas K,Iyer, Suresh

, (2021/02/12)

Abstract: Novel Ni-Pd and Cu-Pd bimetallic nano alloys was designed and heterogenized on the highly robust ABPBI [poly(2,5-benzimidazole)] polymer in high yields using NaBH4 as reducing agent. These were versatile ligand free catalysts for the Mizoroki–Heck reaction and Suzuki–Miyaura coupling. The bimetallic Ni-Pd-ABPBI catalyst for the Mizoroki–Heck reaction of 4-iodo anisole could be recycled 5 times with high yields. Aryl bromides could also be activated for the Mizoroki–Heck reaction using Cu-Pd-ABPBI NP catalysts, with moderate yields. Graphic abstract: Synopsis Novel bimetallic Ni-Pd and Cu-Pd nano alloys, heterogenized on the robust ABPBI [poly(2,5-benzimidazole)] polymer using NaBH4 as reducing agent, is described. These were versatile ligand free, noble metal conservative catalysts, for the Mizoroki–Heck reaction and the Suzuki–Miyaura coupling. Aryl bromides were activated for the Mizoroki–Heck reaction using the Cu-Pd-ABPBI catalyst.[Figure not available: see fulltext.]

Vinyl Sulfonium Salts as the Radical Acceptor for Metal-Free Decarboxylative Alkenylation

Zhang, Yu-Lan,Yang, Lei,Wu, Jie,Zhu, Chunyin,Wang, Peng

, p. 7768 - 7772 (2020/10/09)

Vinyl sulfonium salts typically act as an electrophilic Michael acceptor, thus initiating many tandem cyclization reactions. Herein, we disclosed the novel reactivity of vinyl sulfonium salts as a radical acceptor. Using redox-active ester as an alkyl rad

In Situ Ring-Closing Strategy for Direct Synthesis of N-Heterocyclic Carbene Nickel Complexes and Their Application in Coupling of Allylic Alcohols with Aryl Boronic Acids

Wang, Yu-Bin,Liu, Bin-Yuan,Bu, Qingqing,Dai, Bin,Liu, Ning

, p. 2930 - 2940 (2020/06/17)

A in situ ring-closing strategy was developed for the synthesis of N-heterocyclic carbene nickel complexes. The process was carried out in air, and did not require solvent purification. The resulting nickel complexes were investigated as catalysts for the coupling of allylic alcohols with aryl boronic acids. A wide range of allylic substrates and aryl acids proved to be applicable to this catalytic system. Control experiments suggest that the Ni(0) may be the true active species in the coupling reactions. (Figure presented.).

Palladium-catalyzed reaction of γ-silylated allyl acetates proceeding through 1,2-shift of a substituent on silicon

Horino, Yoshikazu,Ishibashi, Mayo,Nakasai, Kosuke,Korenaga, Toshinobu

, (2020/08/28)

The palladium-catalyzed reaction of γ-silylated allyl acetates with water in the presence of CsF induces a previously unprecedented 1,2-shift of a substituent on silicon to produce allylsilanes in situ. The catalytic activity of the palladium increased when using an electron-poor phosphine ligand possessing fluorinated substituents. Further investigation of the reaction revealed that the approximate order of the migratory aptitude of groups from silicon was PhC≡C, allyl > Bn > Ph, vinyl > alkyl (Me, Et). A density functional theory study was employed to explore the reaction mechanism. Finally, the Hosomi–Sakurai-type allylation of aldehydes with in situ-generated α,γ-disubstituted allylsilanes was also investigated.

Incorporation of PdCl2P2 Complexes in Ni-MOF for Catalyzing Heck Arylation of Functionalized Olefins

Tarnowicz-Ligus, Stanis?awa,Augustyniak, Adam,Trzeciak, Anna M.

, p. 4282 - 4288 (2019/08/26)

Two palladium complexes of a PdCl2P2 type with P = tri(1-piperidinyl)phosphine (Pd-1) and triphenylphosphine (Pd-2) were successfully immobilized on [Ni8(OH)4(OH2)2(L)6]n (Ni-MOF) material [L=4,4′-(benzene-1,4-diyldiethyne-2,1-diyl)bis(1-H-pyrazole)] to form Pd@Ni-MOF composites. The presence of big octahedral cavities in the Ni-MOF structure (2.4 nm) enabled incorporation of PdCl2P2 molecules inside the Ni-MOF, as confirmed by physicochemical measurements and computer simulation. The Pd@Ni-MOF composites catalyzed arylation of estragole by iodobenzene with an efficiency higher than that for the corresponding PdCl2P2 compounds without MOF. Arylation of eugenol by PhB(OH)2 unexpectedly resulted in the formation of ether as the main product. This was explained by the dominating activity of the Cu@MOF catalyst, formed in situ under the reaction conditions.

Method for preparing allyl compound

-

Paragraph 0056-0062, (2019/11/13)

The invention relates to a method for preparing an allyl compound, and the specific steps are as follows: (1) allyl acetate, a halogenated hydrocarbon, magnesium chips, an additive, a catalyst and a ligand are dissolved in a solvent and mixed, and a crude product is obtained after reaction; and (2) after the crude product obtained in the step (1) is subjected to separation and purification, the allyl compound is obtained. Compared with the prior art, the preparation method effectively avoids the use of a pre-formed organometallic reagent in a traditional synthetic method, and has the characteristics of convenient operation, easy availability of raw materials, low cost, greenness, environmental friendliness and high yield.

Iron-catalysed allylation-hydrogenation sequences as masked alkyl-alkyl cross-couplings

Bernauer, Josef,Wu, Guojiao,Von Wangelin, Axel

, p. 31217 - 31223 (2019/10/19)

An iron-catalysed allylation of organomagnesium reagents (alkyl, aryl) with simple allyl acetates proceeds under mild conditions (Fe(OAc)2 or Fe(acac)2, Et2O, r.t.) to furnish various alkene and styrene derivatives. Mechanistic studies indicate the operation of a homotopic catalyst. The sequential combination of such iron-catalysed allylation with an iron-catalysed hydrogenation results in overall C(sp3)-C(sp3)-bond formation that constitutes an attractive alternative to challenging direct cross-coupling protocols with alkyl halides.

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