4-Methoxybenzylamine CAS 2393-23-9

Tolafentrine is a phosphodiesterase inhibitor used to treat chronic heart failure by dilating blood vessels and inhibiting platelet aggregation. It is a key intermediate in the synthesis of Topolon, and its primary amine group can undergo nucleophilic substitution reaction with chloropyridine compounds to construct the core skeleton of drug molecules. For example, using it as raw material, the key precursor of Topolon can be efficiently synthesized through steps such as amination and cyclization, with a total yield of over 65%.

SRS-A (Slow Reactive Substance of Anaphylaxis) is a type of allergic mediator released by mast cells and involved in allergic reactions such as asthma. It can be condensed with aromatic aldehydes to form Schiff bases, which can be further reduced to obtain amino alcohol compounds. These structures are important pharmacophores of SRS-A receptor antagonists. For example, compounds synthesized from it can significantly inhibit SRS-A-induced bronchoconstriction in vitro experiments, with an IC50 value of 2.3 μ M.

8-Azapurine is a class of inosine analogs with anti-tumor activity, which inhibits cancer cell proliferation by interfering with DNA synthesis. Its primary amine group can undergo nucleophilic addition reaction with cyanate ester to generate intermediate amidine compounds, which are then synthesized into 8-azapurine derivatives through cyclization, oxidation and other steps. The inhibitory rate of these compounds on breast cancer MCF-7 cell line is more than 80%, and the toxicity to normal cells is low.

4-methoxybenzylamine can be used to study the deprotection process of amino protecting groups such as 2-nitro and 2,4-dinitrophenylsulfonamide. Its primary amine group can react with sulfonyl chloride to form sulfonamide protecting groups, which can be selectively deprotected under specific conditions such as acidic or alkaline hydrolysis. For example, using 4-methoxybenzylamine as a model compound, the deprotection conditions of 2,4-dinitrophenylsulfonamide were optimized, reducing the reaction time to 2 hours and increasing the yield to 95%.

Its derivatives have unique floral or fruity aromas and can be used to blend high-end spices. For example, Schiff base compounds generated by condensation of benzaldehyde with strong jasmine fragrance are widely used in perfume, cosmetics and detergents. This type of compound can achieve precise regulation of aroma by adjusting the type and position of substituents (such as methyl and ethyl).

Can be used as a key intermediate for synthesizing azo dyes. Its primary amine group can undergo coupling reaction with diazonium salts to generate azo compounds, which can be further synthesized into various dyes through reduction, oxidation and other steps. For example, azo dyes synthesized from it have excellent dyeing performance on natural fibers such as cotton and hemp, with a color fastness of 4-5 levels.

It is an efficient amination reagent that can be used for the amination reaction of functionalized aryl bromides. Under palladium catalysis, its primary amine group can undergo coupling reaction with aryl bromide to generate secondary amine compounds. For example, using it as an amination reagent, N-arylbenzylamine compounds can be efficiently synthesized with a yield of over 85%. This type of reaction has the characteristics of mild conditions and high selectivity, and is widely used in the synthesis of drugs and materials.

Can be used for synthesizing functionalized organic polyphosphines for in vivo applications. Its primary amine group can react with phosphorus trichloride to form phosphine compounds, which are further synthesized into organic polyphosphines through oxidation, substitution, and other steps. This type of compound has important applications in the biomedical field, such as as as bone repair materials, drug carriers, etc.

Its primary amine group can serve as a ligand to form stable complexes with transition metals such as copper and nickel. For example, copper complexes synthesized with it as a ligand can catalyze the epoxidation reaction of olefins, with a conversion rate of over 90% and a selectivity of 95%. This type of complex has the characteristics of high catalytic activity and good stability, and is widely used in organic synthesis catalysis.

Can be used as a reducing agent for reduction reactions in organic synthesis. For example, it can reduce nitro compounds to amino compounds and ketones to alcohols. This type of reaction has the characteristics of mild conditions and high selectivity, and is widely used in the synthesis of drugs and fragrances.