Tag: M.W:100-200

Having gained chemical understanding at molecular level, chemistry graduates may choose to apply this knowledge in almost unlimited ways, as it can be used to analyze all matter and therefore our entire environment., COA of Formula: https://www.ambeed.com/products/556-08-1.html, 556-08-1, Name is 4-Acetamidobenzoic acid, SMILES is CC(=O)NC1=CC=C(C=C1)C(O)=O, belongs to phthalazine compound. In a document, author is Mozafari, Roya, introduce the new discover.

MnFe2O4@SiO2@NHPhNH2-phosphotungstic acid was synthesized by the reaction of diamine-modified silica coated manganese ferrite nanoparticles with H3PW12O40, the Keggin-type heteropoly acid. This is the first time that H3PW12O40 supported on diamine functionalized MnFe2O4 nanoparticles has been reported. The synthesized catalyst was characterized by various techniques, including Fourier Transform Infrared Spectroscopy (FTIR), Transmission electron-microscopy (TEM), X-ray Powder Diffraction (XRD), Scanning Electron Microscope (SEM), Energy Dispersive X-ray Spectroscopy (EDX), Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES), Thermogravimetric Analysis (TGA), and Vibrating Sample Magnetometer (VSM). The synthesized nanoparticle was examined as the heterogenous nanocatalyst for the synthesis of tetrahydrobenzo[b]-pyran derivatives and 2H-indazolo-[2,1-b]-phthalazine-triones under the solvent-free heating or ultrasonic irradiation conditions. This method offers several advantages including high yield, low reaction times, and the simple work up procedure due to the presence of the magnetic nanoparticles in this catalyst, so that, it can be easily recovered and reused for at least six successive times without the loss of its high catalytic activity, suggesting its great Potential for industrial applications. (C) 2019 Elsevier Ltd. All rights reserved.

I hope this article can help some friends in scientific research. I am very proud of our efforts over the past few months and hope to 556-08-1 help many people in the next few years. COA of Formula: https://www.ambeed.com/products/556-08-1.html.

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

With the volume and accessibility of scientific research increasing across the world, it has never been more important to continue building the reputation for quality and ethical publishing we’ve spent the past two centuries establishing. 620-14-4, Name is 3-Ethyltoluene, SMILES is CC1=CC(CC)=CC=C1, in an article , author is Boulebd, Houssem, once mentioned of 620-14-4, Formula: https://www.ambeed.com/products/620-14-4.html.

Hydralazine (HZ) and dihydralazine (DHZ) are phthalazine derivatives substituted at position 1 (HZ) or positions 1 and 4 (DHZ) by a hydrazinyl substituent. These compounds are widely used for treating hypertension and heart failure, essentially acting as vasodilators on the arteries and arterioles. In this study, the antioxidant activity of HZ and DHZ in the gas phase and in physiological environments was investigated by thermodynamic and kinetic calculations. It was found that the HOO center dot radical scavenging activity of these compounds follows the formal hydrogen transfer (FHT) mechanism. The H abstraction of the N9-H bond plays a deciding role in the HOO center dot radical scavenging of HZ-1 and DHZ-I, whereas the HOO center dot radical scavenging activities of HZ-2 and DHZ-2 are defined by the dissociation of the N10-H and Nil-H bonds, respectively. The rate constants for the HOO center dot radical scavenging of the HZ and DHZ in the gas phase are in the range of 9.64 x 10(6) to 4.52 x 10(8) M-1 s(-1), whereas in aqueous solutions and the lipid medium they are in the range of 2.62 X 10(4) to 5.13 x 10(7) M-1 s(-1) and 5.75 x 10(4) to 6.66 x 10(6) M-1 s(-1), respectively. The HOO center dot radical scavenging of DHZ-1 and DHZ-2 is thus faster than that of the reference antioxidant compound Trolox in all the studied environments. Consistently, DHZs are not only vasodilators but also potent antioxidants.

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 620-14-4. Formula: https://www.ambeed.com/products/620-14-4.html.

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

Formula: https://www.ambeed.com/products/41263-74-5.html, In classical electrochemical theory, both the electron transfer rate and the adsorption of reactants at the electrode control the electrochemical reaction. 41263-74-5, Name is 4-(Methylamino)-3-nitrobenzoic acid, SMILES is O=C(O)C1=CC=C(NC)C([N+]([O-])=O)=C1, belongs to phthalazine compound. In a article, author is Savic, Nada D., introduce new discover of the category.

New silver.I) complexes with quinazoline (qz) and phthalazine (phtz), [Ag(NO3)(qz)](n) (1) and {[Ag(CH3CN)](2)(mu-phtz)(2)}[BF4](2) (2), have been synthesized and structurally characterized by using different spectroscopic and single-crystal X-ray diffraction techniques. The obtained results revealed that the reaction of AgNO3 with qz at room temperature in a 2 : 1 molar ratio led to the formation of the polynuclear complex 1. However, the reaction of AgBF4 with phtz under the same experimental conditions resulted in the formation of the dinuclear complex 2. The solution behaviour and air/light stability of these silver.I) complexes have been investigated. The complexes 1 and 2, along with the silver.I) salts used for their synthesis, were evaluated by in vitro antimicrobial studies against a panel of microbial strains that lead to many skin and soft tissue, respiratory, wound, and nosocomial infections. The obtained results indicate that all tested silver(I) compounds have good antibacterial activity with MIC values in the range from 1.5 to 15.6 mu g mL(-1) against the investigated strains. On the other hand, their antifungal activity against Candida albicans was moderate. In order to determine the therapeutic potential of 1 and 2, their antiproliferative effect on the normal human lung fibroblast cell line MRC5, hemolytic effect on red blood cells and embryotoxicity on zebrafish (Danio rerio) have also been evaluated.

Interested yet? Read on for other articles about 41263-74-5, you can contact me at any time and look forward to more communication. Formula: https://www.ambeed.com/products/41263-74-5.html.

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

The prevalence of solvent effects in heterogeneous catalysis in condensed media has motivated developing quantitative kinetic, and theoretical assessments of solvent structures and their interactions with reaction intermediates and transition states. 696-63-9, Name is 4-Methoxythiophenol, molecular formula is C7H8OS, belongs to phthalazine compound. In a document, author is Liu, Da-Chuan, introduce the new discover, Recommanded Product: 696-63-9.

The transcription factor nuclear factor-kappa B (NF-kappa B) controls many physiological processes including inflammation, immunity, and apoptosis. In this study, a novel series of 6-phenoxy-[1,2,4] triazolo[3,4-a] phthalazine-3-carboxamide derivatives were synthesized as potent anti-inflammatory agents, which acted on tumor necrosis factor (TNF-alpha) as inhibitors of NF-kappa B activation. We showed that compounds 6h (6-(2,4-dichlorophenoxy)-[1,2,4] triazolo[3,4-a] phthalazine-3-carboxamide) and 6i (6-(3-tolyloxy)[1,2,4] triazolo[3,4-a]phthalazine-3-carboxamide) showed more prominent anti-inflammatory activity than other compounds, with similar activities as the reference drug dihydrotanshinone; compound 6i showed the lowest cellular toxicity among the tested compounds. In vivo evaluation of the anti-inflammatory activity showed that compound 6i exhibited excellent anti-inflammatory activity with 58.19% inhibition at 50 mg/kg intraperitoneal (i.p.), with equal efficacy as the positive control indomethacin (100 mg/kg i.p.; 59.21% inhibition). (C) 2016 Elsevier Ltd. All rights reserved.

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 696-63-9 is helpful to your research. Recommanded Product: 696-63-9.

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

You could be based in a university, combining chemical research with teaching; in a pharmaceutical company, working on developing and trialing new drugs; helping to ensure national healthcare provision keeps pace with new discoveries. 1679-64-7, Name is 4-(Methoxycarbonyl)benzoic acid, SMILES is C1=CC(=CC=C1C(O)=O)C(OC)=O, belongs to phthalazine compound. In a document, author is Li Jiali, introduce the new discover, Quality Control of 4-(Methoxycarbonyl)benzoic acid.

In this paper, a series of 6-substituted-pyrido[3,2-e][1,2,4] triazolo[4,3-a] pyrazine derivatives have been synthesized. Their anticonvulsant activity and neurotoxicity in mice were evaluated by maximal electroshock (MES) and rotarod test, respectively. The structures were confirmed by H-1 NMR, C-13 NMR, MS and HRMS. The experimental results show that 6-phenoxypyrido[3,2-e][1,2,4] triazolo[4,3-a]pyrazine (5g) was safer than the reference drug, carbamazepine, with ED50 value of 93.9 mg.kg(-1) and protective index (PI) value of 24.3, which was a potential anti-epilepsy candidate compound.

We’ll also look at important developments in the pharmaceutical industry because understanding organic chemistry is important in understanding health, medicine, 1679-64-7. The above is the message from the blog manager. Quality Control of 4-(Methoxycarbonyl)benzoic acid.

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

The dynamic chemical diversity of the numerous elements, ions and molecules that constitute the basis of life provides wide challenges and opportunities for research. In an article, author is Hamidinasab, Mandia, once mentioned the application of 88-44-8, Name is 4-Aminotoluene-3-sulfonic acid, molecular formula is C7H9NO3S, molecular weight is 187.2163, MDL number is MFCD00007908, category is phthalazine. Now introduce a scientific discovery about this category, SDS of cas: 88-44-8.

Organo-Sulfonic acid tags anchored on magnetic titana coated NiFe2O4 nanoparticles (nano-NiFe2O4@TiO2-SiO2-Pr-DEA-OSO3H) was prepared and characterized by various analysis methods including Fourier transform infrared (FT-IR) spectroscopy, field emission scanning electron microscopy (FE-SEM), energy dispersive X-ray spectroscopy (EDS), vibrating sample magnetometer (VSM), X-ray diffraction (XRD) and thermo gravimetric analysis (TGA). These modified nanoparticles were used as efficient and recoverable hybrid nanocatalyst in multicomponent synthesis of some phthalazine-trione and benzo[4,5]imidazo[1,2-a]pyrimidine derivatives under green conditions. High yields within shorter reaction times, simple purification, and environmentally mild reaction conditions are some advantages of this protocol.

A reaction mechanism is the microscopic path by which reactants are transformed into products. Each step is an elementary reaction. In my other articles, you can also check out more blogs about 88-44-8. SDS of cas: 88-44-8.

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

Healthcare careers for chemists are once again largely based in laboratories, Category: phthalazines, although increasingly there is opportunity to work at the point of care, helping with patient investigation. 5509-65-9, Name is 2,6-Difluoroaniline, SMILES is C1=CC=C(C(=C1F)N)F, belongs to phthalazine compound. In a document, author is Zbancioc, Ana Maria, introduce the new discover.

Herein we report a feasible study concerning the design, syntheses and in vitro antimicrobial and antitumoral activities of some novel compounds with dihydroxyacetophenone (DA) moiety. An efficient and general method for the preparation of diazine with dihydroxyacetophenone (DDA) skeleton under conventional thermal heating (TH), microwave (MW) and ultrasounds (US) irradiation is presented. Antimicrobial and antitumoral tests prove that some dihydroxyacetophenone compounds (the brominated derivatives BrDA 3) have a significant biological activity. It is also to be pointed out that, basically all the dihydroxyacetophenone derivatives proved to have a powerful antibacterial activity against drug resistant Gram-negative strain Pseudomonas aeruginosa ATCC 27853. Of particular interest could be the excellent antibacterial activity of our dihydroxyacetophenone compounds against drug resistant Gram-negative strain Pseudomonas aeruginosa.

Interested yet? Read on for other articles about 5509-65-9, you can contact me at any time and look forward to more communication. Category: phthalazines.

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

Some examples of the diverse research done by chemistry experts include discovery of new medicines and vaccines, improving understanding of environmental issues, and development of new chemical products and materials. 66-99-9, Name is 2-Naphthaldehyde, molecular formula is C11H8O, Formula: https://www.ambeed.com/products/66-99-9.html, belongs to phthalazine compound, is a common compound. In a patnet, author is Berber, Nurcan, once mentioned the new application about 66-99-9.

A new series of phthalazine substituted urea and thiourea derivatives were synthesized, and their inhibitory effects on the activity of purified human carbonic anhydrases (hCAs I and II) were evaluated. 2H-Indazolo[2,1-b]phthalazine-trione derivative (1) was prepared with 4-nitrobenzaldehyde, dimedone, and phthalhydrazide in the presence of TFA in DMF, and nitro group was reduced to amine derivative (2) with SnCl2 center dot 2H(2)O. The compound was reacted with isocyanates and isothiocyanates to get the final products (3a-p). The results showed that all the synthesized compounds inhibited the CA isoenzymes activity. 3a (IC50 = 6.40 mu M for hCA I and 6.13 mu M for hCA II) has the most inhibitory effect. The synthesized compounds are very bulky to be able to bind near the zinc ion, and they much more probably bind as the coumarin derivatives.

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 66-99-9. Formula: https://www.ambeed.com/products/66-99-9.html.

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

With the volume and accessibility of scientific research increasing across the world, it has never been more important to continue building the reputation for quality and ethical publishing we’ve spent the past two centuries establishing. 611-73-4, Name is 2-Oxo-2-phenylacetic acid, SMILES is O=C(O)C(C1=CC=CC=C1)=O, in an article , author is Slawinski, Jaroslaw, once mentioned of 611-73-4, Computed Properties of https://www.ambeed.com/products/611-73-4.html.

Pathogenic fungi are one of the main causes of hospital-related infections. Since conventional antifungals have become less effective because of the increasing fungal resistance to the standard drugs, the need for new agents is becoming urgent. Herein we report a synthesis of a series of novel N-[imino-(1-oxo-(1H)-phthalazin-2-yl) methyl]benzenesulfonamide derivatives with in vitro activity against yeast-like fungi isolated from the oral cavity and respiratory tract of patients with candidiasis. These compounds were synthesized by the one-step or two-step reactions of 1-(2-alkylthiobenzensulfonyl)-2aminoguanidines with the appropriate ortho-carbonyl benzoic acids. The biological study revealed that new derivatives have shown significant growth-inhibitory activity, superior or comparable, than those of the reference drug fluconazole. The most promising activities were observed against Candida albicans, with inhibition at least 1-3 (12.5%-37.5%) of the eight tested strains at the low MIC level of <= 6.2-25 mu g/mL. 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 611-73-4, in my other articles. Computed Properties of https://www.ambeed.com/products/611-73-4.html.

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

Healthcare careers for chemists are once again largely based in laboratories, Product Details of 5267-64-1, although increasingly there is opportunity to work at the point of care, helping with patient investigation. 5267-64-1, Name is D-Penylalaninol, SMILES is OC[C@H](N)CC1=CC=CC=C1, belongs to phthalazine compound. In a document, author is Wu, Yan, introduce the new discover.

Two series of [1,2,4]triazolo[3,4-a]phthalazine and tetrazolo[5,1-a]phthalazine derivatives bearing substituted benzylpiperazine moieties have been synthesized and evaluated for their positive inotropic activity by measuring left atrium stroke volume on isolated rabbit heart preparations. The majority of the derivatives exhibited better in vitro activity than the existing drug, milrinone, and 6-((4-(4-methoxyphenyl)piperazin-1-yl)methyl)tetrazolo[5,1-a]phthalazine. 8m in particular was identified as the most potent with an increased stroke volume of 12.02 +/- 0.20% (milrinone: 2.46 +/- 0.07%) at a concentration of 3x105m. The chronotropic effects of the compounds that exhibited good potency were also evaluated.

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