Tag: M.W:100-200

Reactions catalyzed within inorganic and organic materials and at electrochemical interfaces commonly occur at high coverage and in condensed media, causing turnover rates to depend strongly on interfacial structure and composition, 1679-64-7, Name is 4-(Methoxycarbonyl)benzoic acid, SMILES is C1=CC(=CC=C1C(O)=O)C(OC)=O, in an article , author is Nfor, Emmanuel N., once mentioned of 1679-64-7, Computed Properties of https://www.ambeed.com/products/1679-64-7.html.

A new complex of nickel(II) with 1-(2-[(5-methylfuran-2yl)methylene)] hydrazono) phthalazine HL (1) has been synthesized and characterized by elemental analysis, IR, electronic spectra, TGA, H-1 and C-13 NMR spectroscopy. The crystal structures of the free ligand and its complex have been determined by single crystal X-ray diffraction techniques. In the complex the hydrazone ligand chelates to the nickel(II) through nitrogen atoms in a bidentate manner. The antifungal activity of the ligand and its nickel(II) complex 3 was studied against Aspergillus niger, Aspergillus flavus and Candida albicans. The results revealed modest activity of the complex (3) against the tested organisms with inhibition zones of 14, 14 and 13 mm, compared to the free ligand 1 with inhibition zones of 11 mm each for A. niger, A. flavus and C. albicans respectively. (C) 2013 Elsevier Ltd. All rights reserved.

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Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

Chemistry can be defined as the study of matter and the changes it undergoes. You’ll sometimes hear it called the central science because it is the connection between physics and all the other sciences, starting with biology. 89-86-1, Name is 2,4-Dihydroxybenzoic acid, molecular formula is , belongs to phthalazine compound. In a document, author is Milenkovic, Milica, Quality Control of 2,4-Dihydroxybenzoic acid.

A square-pyramidal Ni(II) complex (1) with the composition [NiL(HL’)]CIO4 center dot H2O was synthesized in the reaction of nickel(II) perchlorate and 2[2-(diphenylphosphino)benzylidene]-1-phthalazinylhydrazone (HL). The coordination surrounding the Ni(II) ion consist of a PNN coordinated deprotonated HL ligand and its corresponding oxidation product phosphine oxide HL’ coordinated via two nitrogen atoms of the hydrazinophthalazine moiety. The structure of Ni(II) complex 1 was determined by X-ray analysis, IR spectroscopy, elemental analysis and magnetic measurements. In the reaction of copper(II) perchlorate with HL, a binuclear phthalazine bridged Cu(I) complex (2) was obtained with the composition [Cu-2(HL)(2)](ClO4)(2)center dot C2H5OH. The structure of Cu(I) complex 2 was determined by X-ray analysis, IR and NMR spectroscopy, elethental analysis and magnetic measurements. (C) 2016 Elsevier Ltd. All rights reserved.

Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data. If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 89-86-1, in my other articles. Quality Control of 2,4-Dihydroxybenzoic acid.

Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

Synthetic Route of 62-23-7, The transformation of simple hydrocarbons into more complex and valuable products via catalytic C–H bond functionalisation has revolutionised modern synthetic chemistry. 62-23-7, Name is 4-Nitrobenzoic acid, SMILES is O=C(O)C1=CC=C([N+]([O-])=O)C=C1, belongs to phthalazine compound. In a article, author is Karhale, Shrikrishna, introduce new discover of the category.

Green and atom economic protocol has been developed for one-pot, multi-component synthesis of 2H-indazolo[2,1-b]phthalazine-triones in presence of 5-sulphosalicylic acid as an organocatalyst under solvent-free conditions. Non-toxic, cost-effective catalyst, high yields, shorter reaction times, simple experimental and work-up procedure are salient features of our synthetic route. [GRAPHICS]

Synthetic Route of 62-23-7, The reactant in an enzyme-catalyzed reaction is called a substrate. Enzyme inhibitors cause a decrease in the reaction rate of an enzyme-catalyzed reaction.I hope my blog about 62-23-7 is helpful to your research.

Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

The reaction rate of a catalyzed reaction is faster than the reaction rate of the uncatalyzed reaction at the same temperature. 587-04-2, Name is 3-Chlorobenzaldehyde, SMILES is O=CC1=CC=CC(Cl)=C1, in an article , author is Maleki, Behrooz, once mentioned of 587-04-2, Formula: https://www.ambeed.com/products/587-04-2.html.

A convenient, environmentally friendly and efficient procedure for the synthesis 3,4-dihydro-1H-indazolo[1,2-b]phthalazine-1,6,11(2H,13H)-trione derivatives has been developed via multi-component and one-pot reactions of various aldehydes with cyclic 1,3-diketones and phthalhydrazide 1,1,1,3,3,3-hexafluoro-2-propanol (HFIP). In simple and mild reaction conditions, the use of HFIP is explored as an easy workup and a green catalyst for the one-pot three-component synthesis of 3,4-dihydro-1H-indazolo[1,2-b]phthalazine-1,6,11(2H, 13H)-triones. Thus, this practical method is developed as a notable medium for these derivatives via a multicomponent reaction.

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Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

Chemistry is the experimental science by definition. We want to make observations to prove hypothesis. For this purpose, we perform experiments in the lab. , Category: phthalazines, 103-45-7, Name is Phenethyl acetate, molecular formula is C10H12O2, belongs to phthalazine compound. In a document, author is Ferreira, P., introduce the new discover.

Human aldehyde oxidase (hAOX1) is a molybdenum dependent enzyme that plays an important role in the metabolism of various compounds either endogenous or xenobiotics. Due to its promiscuity, hAOX1 plays a major role in the pharmacokinetics of many drugs and therefore has gathered a lot of attention from the scientific community and, particularly, from the pharmaceutical industry. In this work, homology modelling, molecular docking and molecular dynamics simulations were used to study the structure of the monomer and dimer of human AOX. The results with the monomer of hAOX1 allowed to shed some light on the role played by thioridazine and two malonate ions that are co-crystalized in the recent X-ray structure of hAOX1. The results show that these molecules endorse several conformational rearrangements in the binding pocket of the enzyme and these changes have an impact in the active site topology as well as in the stability of the substrate (phthalazine). The results show that the presence of both molecules open two gates located at the entrance of the binding pocket, from which results the flooding of the active site. They also endorse several modifications in the shape of the binding pocket (namely the position of Lys893) that, together with the presence of the solvent molecules, favour the release of the substrate to the solvent. Further insights were also obtained with the assembled homodimer of hAOX1. The allosteric inhibitor (THI) binds closely to the region where the dimerization of both monomers occur. These findings suggest that THI can interfere with protein dimerization.

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Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, such as the rate of change in the concentration of reactants or products with time. 2935-35-5, Name is H-Phg-OH, formurla is C8H9NO2. In a document, author is Lyu, Xue-Li, introducing its new discovery. Recommanded Product: 2935-35-5.

Herein we report a protocol for visible-light-induced copper-catalyzed decarboxylative coupling reactions between N-heteroarenes and redox-active esters. Various N-hydroxyphthalimide esters reacted with isoquinoline, quinoline, pyridine, pyrimidine, quinazoline, phthalazine, phenanthridine, and pyridazine to give the corresponding products in modest to excellent yields. The reactions proceed under mild conditions and have a broad scope and high functional group tolerance. Mechanistic studies revealed that the catalytic behavior of Cu-I photocatalyst generated in situ was consistent with that of preformed [Cu(dmp)(xantphos)]BF4.

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Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

In an article, author is Xue, Deng-Qi, once mentioned the application of 1821-12-1, Category: phthalazines, Name is 4-Phenylbutanoic acid, molecular formula is C10H12O2, molecular weight is 164.2011, MDL number is MFCD00004403, category is phthalazine. Now introduce a scientific discovery about this category.

Trying to develop potent and selective anticancer agents, two series of novel 1,2,4-triazolo[3,4-a] phthalazine derivatives were designed and synthesized. Their antitumor activities were evaluated by MU method against four selected human cancer cell lines (MGC-803, EC-9706, HeLa and MCF-7). Our results showed that compound 11h exhibited good anticancer activities compared to 5-fluorouracil against the four tested cell lines, with IC50 values ranging from 2.0 to 4.5 mu M. Flow cytometry analysis indicated that compound 11h induced the cellular early apoptosis and cell cycle arrest at G2/M phase in EC-9706. (C) 2014 Published by Elsevier Masson SAS.

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Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

Chemistry is an experimental science, HPLC of Formula: https://www.ambeed.com/products/775-12-2.html, and the best way to enjoy it and learn about it is performing experiments.Introducing a new discovery about 775-12-2, Name is Diphenylsilane, molecular formula is C12H12Si, belongs to phthalazine compound. In a document, author is Bakale, Raghavendra P..

An unusual tetrahedral mixed ligand Zn(II) complex ZnT(L)Cl, where L = 2-chlorobenzaldehyde hydralazine hydrazone and T = in situ generated 3-(2-chlorophenyl)-1,2,4-triazolo[3,4-a]phthalazine is reported. Structure of the fused triazole has been confirmed by single crystal X-ray diffraction studies. Structure of Co(II), Ni(II), Cu(II) and Zn(II) complexes has been confirmed by spectral and analytical methods. Metal complexes have exhibited better activity in the fructose induced hypertension studies in animal model and are comparable with the standard. (C) 2013 Elsevier Masson SAS. All rights reserved.

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law. In my other articles, you can also check out more blogs about 775-12-2. HPLC of Formula: https://www.ambeed.com/products/775-12-2.html.

Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

In an article, author is Veisi, Hojat, once mentioned the application of 103-45-7, Recommanded Product: 103-45-7, Name is Phenethyl acetate, molecular formula is C10H12O2, molecular weight is 164.2, MDL number is MFCD00008720, category is phthalazine. Now introduce a scientific discovery about this category.

Phenyl sulfonic acid functionalized mesoporous SBA-15 silica (SBA-15-Ph-SO3H) was prepared through the silanization of activated mesoporous SBA-15 with diphenyldichlorosilane (DPCS) followed by silylation and sulfonation, and characterized by XRD, FT-IR, nitrogen adsorption analyses, BET theory and TEM. The sulfonic acid groups anchored to the silica surface of the pore walls were resistant to leaching in organic and aqueous solutions under mild conditions. This catalyst was found to be a recyclable heterogeneous catalyst for the rapid and efficient synthesis of various 2H-indazolo[2,1-b]phthalazine-triones and triazolo [1,2-a]indazole-triones. Also, this silylated mesoporous material containing phenylsulfonic acid groups has a greater stability of the sulfonic acid surface toward water than that of silica sulfuric acid (SSA) and sulfonated SBA-15.

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Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem

Catalysts are substances that increase the reaction rate of a chemical reaction without being consumed in the process. 620-14-4, Name is 3-Ethyltoluene, SMILES is CC1=CC(CC)=CC=C1, belongs to phthalazine compound. In a document, author is Shaterian, Hamid Reza, introduce the new discover, Computed Properties of https://www.ambeed.com/products/620-14-4.html.

An eco-friendly procedure for synthesis of 2,3-dihydroquinazoline-4(1H)-one, 2H-indazolo[2,1-b]phthalazinetrione, and benzo[4,5]imidazo[1,2-a]pyrimidine derivatives by three-component reaction, with phosphoric acid supported on alumina as catalyst, is described. Noticeable features of the method are that it is solvent-free, work-up is easy, yields are excellent, and the catalyst is reusable.

The proportionality constant is the rate constant for the particular unimolecular reaction. the reaction rate is directly proportional to the concentration of the reactant. I hope my blog about 620-14-4 is helpful to your research. Computed Properties of https://www.ambeed.com/products/620-14-4.html.

Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem