Category: isoquinoline

Reference of 51206-40-7, The reaction rate of a catalyzed reaction is faster than the reaction rate of the uncatalyzed reaction at the same temperature.51206-40-7, Name is 1,4-Dibromoisoquinoline, molecular formula is C9H5Br2N. In a Article，once mentioned of 51206-40-7

Activators of nuclear factor-erythroid 2-related factor 2 (NRF2) could lead to promising therapeutics for prevention and treatment of oxidative stress and inflammatory disorders. Ubiquitination and subsequent degradation of the transcription factor NRF2 is mediated by Kelch-like ECH-associated protein-1 (KEAP1). Inhibition of the KEAP1/NRF2 interaction with small molecules leads to NRF2 activation. Previously, we and others described naphthalene-based NRF2 activators, but the 1,4-diaminonaphthalene scaffold may not represent a drug-like scaffold. Paying particular attention to aqueous solubility, metabolic stability, potency, and mutagenicity, we modified a previously known, naphthalene-based nonelectrophilic NRF2 activator to give a series of non-naphthalene and heterocyclic scaffolds. We found that, compared to previously reported naphthalene-based compounds, a 1,4-isoquinoline scaffold provides a better mutagenic profile without sacrificing potency, stability, or solubility.

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Reference：
Isoquinoline – Wikipedia,
Isoquinoline | C9H7N – PubChem

Chemistry is traditionally divided into organic and inorganic chemistry. Application In Synthesis of 6-Methoxy-3,4-dihydroisoquinolin-1(2H)-one, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 22246-12-4

The estrogen receptors (ERs) are attractive targets in the treatment of breast cancer and the development of receptor-based breast cancer imaging agents for diagnostic use in biomedical imaging technique positron emission tomography (PET). Tetrahydroisoquinoline derivatives are a class of selective estrogen receptor modulators (SERMs) with high binding affinity and specificity exhibiting up to 50 folds for ERalpha over ERbeta. New carbon-11 labeled tetrahydroisoquinoline derivatives, [11C]methyl 1-(2-(4-(2-(4-fluorophenyl)-6-hydroxy-1-methyl-1,2,3,4-tetrahydroisoquinolin-1-yl)phenoxy)ethyl)piperidine-4-carboxylate ([11C]10a) and [11C]methyl 1-(2-(4-(2-(4-chlorophenyl)-6-hydroxy-1-methyl-1,2,3,4-tetrahydroisoquinolin-1-yl)phenoxy)ethyl)piperidine-4-carboxylate ([11C]10b), have been first designed, synthesized and evaluated. The target tracers were prepared by O-[11C]methylation of their corresponding precursors using [11C]CH3OTf and isolated by solid-phase extraction (SPE) purification procedure in 40-60% radiochemical yields, which were decay corrected to the end of bombardment (EOB), based on [11C]CO2. The overall synthesis time was 15-20 min from EOB. The radiochemical purity was >99%, and specific activity was in a range of 74-111 GBq/mumol at the end of synthesis (EOS). Preliminary findings from in vitro biological assay indicate that the synthesized derivatives displayed similar potencies in the MCF-7 human breast cancer cell line in comparison with 4-hydroxytamoxifen, a well-known potent SERM. These results encourage further in vivo evaluation of carbon-11 labeled tetrahydroisoquinoline derivatives as new potential SERM radioligands for PET imaging of ER expression in breast cancer.

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Reference：
Isoquinoline – Wikipedia,
Isoquinoline | C9H7N – PubChem

Chemistry is traditionally divided into organic and inorganic chemistry. HPLC of Formula: C10H7NO2, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 486-73-7

Deregulation of ceramide metabolism is a hallmark of human cancer. Ceramide analogues thereby represent a new class of anti-cancer agents. We aimed at developing effective and low toxic ceramide analogues and synthesized a new class of ceramide analogues starting from L-threonine. Several analogues exhibit potent cytotoxicity against human cancer cells in vitro with IC50 as low as 4.8 muM. These ceramide analogues decreased xIAP and Bcl-xL level and exhibited significant sensitization activity to overcome human cancer cell resistance to TRAIL, a cancer-selective agent that are being tested in human clinical trials. Furthermore, we determined that these ceramide analogues effectively suppress human cancer xenograft growth in vivo with no significant toxicity at the efficacious dose. Therefore, we have developed a simple and effective method to synthesize functional ceramide analogues using L-threonine as starting material and these analogues have the great potential to be further developed as anti-cancer agents in human cancer therapy.

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Reference：
Isoquinoline – Wikipedia,
Isoquinoline | C9H1905N – PubChem

Electric Literature of 215453-26-2, The reaction rate of a catalyzed reaction is faster than the reaction rate of the uncatalyzed reaction at the same temperature.215453-26-2, Name is 6-Bromoisoquinolin-1-ylamine, molecular formula is C9H7BrN2. In a Patent，once mentioned of 215453-26-2

Described herein are compounds that are farnesoid X receptor agonists, methods of making such compounds, pharmaceutical compositions and medicaments comprising such compounds, and methods of using such compounds in the treatment of conditions, diseases, or disorders associated with farnesoid X receptor activity.

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Isoquinoline – Wikipedia,
Isoquinoline | C9H7N – PubChem

1532-97-4, Name is 4-Bromoisoquinoline, belongs to isoquinoline compound, is a common compound. Recommanded Product: 1532-97-4In an article, once mentioned the new application about 1532-97-4.

A novel method for the regioselective C2-chlorination of heterocyclic N-oxides has been developed. PPh3/Cl3CCN were used as chlorinating reagents and the desired N-heterocyclic chlorides were obtained smoothly in satisfactory yields. The reactions proceeded in a highly efficient and selective manner across a broad range of substrates demonstrating excellent functional group tolerance. In addition, this chlorination reaction can be used for the modification of N-heterocyclic scaffolds of appealing ligands and pharmaceuticals.

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Isoquinoline – Wikipedia,
Isoquinoline | C9H3319N – PubChem

Application of 19493-44-8, Because a catalyst decreases the height of the energy barrier, its presence increases the reaction rates of both the forward and the reverse reactions by the same amount.19493-44-8, Name is 1-Chloroisoquinoline, molecular formula is C9H6ClN. In a article，once mentioned of 19493-44-8

The invention relates to a novel compound of formula (I) or a stereoisomer, or a racemate or a mixture or a pharmaceutically acceptable salt thereof: wherein: R is phenyl or a 5- or 6-membered heteroaryl ring containing 1 to 3 heteroatoms selected from S, N and O, such rings may be optionally substituted with n groups Q; Q is selected from a group consisting of: C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN, SO2CH3 or a group ?O[(CR1R2]pQ1; or Q may be a group Q2; Q1 is phenyl, which may be optionally substituted with n substituents selected from a group consisting of: C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN, or a group Q2; or corresponds to 2,2-difluoro-benzo[d][1,3]dioxol-4-yl; Q2 is a 5- or 6-membered heteroaryl containing at least one nitrogen atom, which may optionally substituted with n substituents selected from a group consisting of: Cl C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN; P is a 6-membered heteroaryl or a 8-1 1 membered bicyclic heteroaryl group, which may be substituted with n substituents selected from a group consisting of: C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN; R1 is hydrogen or C1-C3 alkyl; R2 is hydrogen or C1-C3 alkyl; n is 1, 2 or 3; p is 0, 1 or 2; and with the proviso that when R corresponds to phenyl, P is substituted by at least one CF3; processes for the preparation of those compounds, pharmaceutical compositions containing one or more compounds of formula (I) and their use as dual antagonists of the Orexin 1 and Orexin 2 receptors.

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Isoquinoline – Wikipedia,
Isoquinoline | C9H1217N – PubChem

1532-72-5, Name is Isoquinoline N-Oxide, belongs to isoquinoline compound, is a common compound. Computed Properties of C9H7NOIn an article, once mentioned the new application about 1532-72-5.

A smart H-phosphonate-mediated synthetic strategy for the sulfonylation of heteroaromatic N-oxides has been developed, by which a large variety of 2-sulfonyl quinolines/pyridines were synthesized starting from easily available sulfonyl chlorides, diisopropyl H-phosphonate and pyridine/quinoline N-oxides in one pot under metal-free conditions at room temperature.

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Isoquinoline – Wikipedia,
Isoquinoline | C9H648N – PubChem

In heterogeneous catalysis, the catalyst is in a different phase from the reactants. Application In Synthesis of 6,7-Dimethoxy-3,4-dihydroisoquinoline, At least one of the reactants interacts with the solid surface in a physical process called adsorption in such a way. 3382-18-1, name is 6,7-Dimethoxy-3,4-dihydroisoquinoline. In an article，Which mentioned a new discovery about 3382-18-1

A method of preparing a tetrabenazine compound (TBZ compound) having structure I comprising the steps of reacting a nucleophilic alkenyl species with aldehyde compound II and oxidizing the resultant allylic alcohol to provide enone III. The protecting group P1 on the tetrahydroisoquinoline nitrogen is removed and the resultant deprotected intermediate is induced to undergo an amino cyclization reaction to provide a product TBZ compound having structure I. The method may be used to prepare either enantiomeric form of tetrabenazine; (+)-tetrabenazine or (?)-tetrabenazine. Alternatively the method may be adapted to provide a mixture enriched in one tetrabenazine enantiomer, a racemic mixture, or a diastereomeric mixture of tetrabenazine compounds. In addition, the present invention provides novel synthetic intermediate compositions which may be used to prepare either or both enantiomers of tetrabenazine, derivatives of tetrabenazine, and analogs of tetrabenazine.

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Reference：
Isoquinoline – Wikipedia,
Isoquinoline | C9H7N – PubChem

Electric Literature of 7651-81-2, 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 Patent, and a compound is mentioned, 7651-81-2, Isoquinolin-3(2H)-one, introducing its new discovery.

The present invention relates to a method for identifying compounds that act as insulin-sensitizers. The method can include screening of test compounds in two assays of insulin sensitivity. This method can identify lead compounds for the treatment of disorders caused by insulin resistance to glucose uptake. This invention also includes methods for treating insulin resistance and related disorders

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Electric Literature of 7651-81-2. In my other articles, you can also check out more blogs about 7651-81-2

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Isoquinoline – Wikipedia,
Isoquinoline | C9H7N – PubChem

Application of 106778-43-2, 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 Patent, and a compound is mentioned, 106778-43-2, 6-Isoquinolinecarboxylic Acid, introducing its new discovery.

The invention relates to a 1 – amino quinoline – 6 – methanol synthesis method, is to 6 – bromine different quinoline as raw materials, the reaction of 6 – cyano-isoquinoline; then adding sulfuric acid solution to obtain isoquinoline – 6 – carboxylic acid; further in the absence of methanol and water under the action of thionyl chloride, to obtain the isoquinoline – 6 – carboxylic acid methyl ester, further, in dichloromethane in, addition of meta-chloroperoxybenzoic acid under the action of the reaction, the mixture obtained from isoquinoline – 6 – carboxylic acid methyl ester nitrogen oxide, is added to the phosphorus oxychloride in batches, after the reaction is complete, cooling, is poured into the ice in the, separating solid of 1 – chloroisonicotinic quinoline – 6 – carboxylic acid methyl ester crude, the aqueous phase is extracted with ethyl acetate directly, have also been turns on lathe does crude 1 – chloroisonicotinic quinoline – 6 – carboxylic acid methyl ester, a merger of the two batch of crude product by silica gel column, eluting to obtain 1 – chloroisonicotinic quinoline – 6 – carboxylic acid methyl ester, is added to the in tetrahydrofuran, then cooling down to – 30 degrees Celsius, batch adding the hydrogenated aluminum lithium product 1 – (1 – chloroisonicotinic quinoline – 6 – yl) methanol, and methoxybenzylamine obtained by heating a mixture of (1 – (4 – methoxy animal pen amino) isoquinoline – 6 – yl) methanol, added to the trifluoroacetic acid reflux, to obtain the final product 1 – amino quinoline – 6 – methanol. The method route is rational, less waste, higher yield, raw material saving and easy operation. (by machine translation)

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Application of 106778-43-2. In my other articles, you can also check out more blogs about 106778-43-2

Reference：
Isoquinoline – Wikipedia,
Isoquinoline | C9H1640N – PubChem