Category: benzothiophene

Application of 4923-87-9, Chemistry is the science of change. But why do chemical reactions take place? Why do chemicals react with each other? The answer is in thermodynamics and kinetics.In a document type is Article, and a compound is mentioned, 4923-87-9, 5-Bromobenzothiophene, introducing its new discovery.

Effective palladium-catalyzed hydroxycarbonylation of aryl halides with substoichiometric carbon monoxide

A protocol for the Pd-catalyzed hydroxycarbonylation of aryl iodides, bromides, and chlorides has been developed using only 1-5 mol % of CO, corresponding to a pCO as low as 0.1 bar. Potassium formate is the only stoichiometric reagent, acting as a mildly basic nucleophile and a reservoir of CO. The substoichiometric CO could be delivered to the reaction from an acyl-Pd(II) precatalyst, which provides both the CO and an active catalyst, and thereby obviates the need for handling a toxic gas.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem

 

4923-87-9, Name is 5-Bromobenzothiophene, belongs to benzothiophene compound, is a common compound. Safety of 5-BromobenzothiopheneIn an article, once mentioned the new application about 4923-87-9.

Sequential Cross-Coupling/Annulation of ortho-Vinyl Bromobenzenes with Aromatic Bromides for the Synthesis of Polycyclic Aromatic Compounds

A sequential cross-coupling/annulation of ortho-vinyl bromobenzenes with aromatic bromides was realized, providing a direct and modular approach to access polycyclic aromatic compounds. A vinyl-coordinated palladacycle was proposed as the key intermediate for this sequential process. Excellent chemoselectivity and regioselectivity were observed in this transformation. The practicability of this method is highlighted by its broad substrate scope, excellent functional group tolerance, and rich transformations associated with the obtained products.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem

 

One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, Product Details of 63675-74-1, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 63675-74-1, Name is 6-Methoxy-2-(4-methoxyphenyl)-1-benzothiophene, molecular formula is C16H14O2S

Demethylation process for preparing benzo[b]thiophenes

The preparation of benzo[b]thiophenes by the acylation of alkoxy protected starting materials followed by demethylation using essentially odorless thiol compound (2-methyl-5-t-butyl benzenethiol) are provided herewith. Demethylation may be carried out in the same reaction vessel without isolation of the acylated, protected material.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem

 

One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, HPLC of Formula: C8H5BrS, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 5394-13-8, Name is 2-Bromobenzo[b]thiophene, molecular formula is C8H5BrS

Oxalic Acid Monothioester for Palladium-Catalyzed Decarboxylative Thiocarbonylation and Hydrothiocarbonylation

Oxalic acid monothioester (OAM), an easily accessible and storable reagent, was reported herein as a thioester synthetic equivalent for palladium-catalyzed decarboxylative thiocarbonylation of organohalides and hydrothiocarbonylation of unsaturated carbon-carbon bonds at room temperature with high chemo- and regioselectivity. The reaction is applicable to the synthesis of cysteine-derived thioesters, thus allowing chemical modification of cysteine-containing peptides. Decarboxylation of OAM proceeds through oxidative addition of Pd(0) to the acyl-S bond, which accounts for the very mild reaction conditions.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem

 

Related Products of 6287-82-7, Chemistry is the science of change. But why do chemical reactions take place? Why do chemicals react with each other? The answer is in thermodynamics and kinetics.In a document type is Article, and a compound is mentioned, 6287-82-7, 2,3-Dibromobenzo[b]thiophene, introducing its new discovery.

Palladium-catalyzed synthesis of isoindoloquinazolinones via dicarbonylation of 1,2-dibromoarenes

A convenient procedure for the carbonylative synthesis of isoindoloquinazolinones has been developed. Using 1,2-dibromobenzenes and 2-aminobenzyl amine as substrates and palladium as the catalyst, the desired products were isolated in moderate to good yields with the installation of two molecules of carbon monoxide. Notably, this is the first example of carbonylative synthesis of batracylin analogues. This journal is the Partner Organisations 2014.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem

 

Reference of 6287-82-7, A catalyst don’t appear in the overall stoichiometry of the reaction it catalyzes, but it must appear in at least one of the elementary reactions in the mechanism for the catalyzed reaction. 6287-82-7, Name is 2,3-Dibromobenzo[b]thiophene, molecular formula is C8H4Br2S. In a Article£¬once mentioned of 6287-82-7

The first five-membered-heterocycle-fused subphthalocyanine analogues: Chiral Tri(Benzo [b] Thiopheno)subporphyrazines

Two tri(benzo[b]thiopheno)subporphyrazine regioisomers with C3 and C1 molecular symmetry have been isolated from the cyclotrimerization of benzo[b]thiophene-2,3-dicarbonitrile as the first five-membered-heterocycle-fused subphthalocyanine analogues. Optical resolution of both regioisomers was achieved by using a chiral HPLC technique, affording the first chiral subphthalocyanine analogues.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem

 

Electric Literature of 63675-74-1, The reaction rate of a catalyzed reaction is faster than the reaction rate of the uncatalyzed reaction at the same temperature.63675-74-1, Name is 6-Methoxy-2-(4-methoxyphenyl)-1-benzothiophene, molecular formula is C16H14O2S. In a Article£¬once mentioned of 63675-74-1

An efficient one-pot synthesis of substituted 2-arylbenzo[b]thiophene derivatives

This communication describes an efficient one-pot procedure for the synthesis of 2-arylbenzo[b]thiophene derivatives via reaction of o-halo or nitro aryl carbonyl compounds with benzyl mercaptans in the presence of an excess of anhydrous K2CO3 at elevated temperature.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem

 

One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, Safety of 1-(3-Chlorobenzo[b]thiophen-2-yl)-N-methylmethanamine hydrochloride, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 132740-14-8, Name is 1-(3-Chlorobenzo[b]thiophen-2-yl)-N-methylmethanamine hydrochloride, molecular formula is C10H11Cl2NS

PREPARATIVE SYNTHESIS OF BENZOTHIO(SELENO;TELLURO)PHENE DERIVATIVES

A preparative synthesis of aminomethyl derivatives of benzothio(seleno,telluro)phenes and their hydrohalides by the reaction of sulfur, selenium, and tellurium halides with 1-phenylpropynamines was developed.

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Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem