Month: October 2022

Synthetic Route of C12H22F6N6OP2In 2015 ,《Synthesis of sulfonamide conjugates of Cu(II), Ga(III), In(III), Re(V) and Zn(II) complexes: carbonic anhydrase inhibition studies and cellular imaging investigations》 was published in Dalton Transactions. The article was written by Dilworth, Jonathan R.; Pascu, Sofia I.; Waghorn, Philip A.; Vullo, Daniela; Bayly, Simon R.; Christlieb, Martin; Sun, Xin; Supuran, Claudiu T.. The article contains the following contents:

Carbonic anhydrase IX (CA IX) is currently generating great interest as a marker of tumor hypoxia and a potential chemotherapeutic target. In order to test the principle that a CA IX inhibitor could be used for targeting PET or SPECT metallic radioisotopes to tumors the authors prepared a number of conjugates involving aryl-sulfonamides or an acetazolamide derivative linked to a range of copper, indium, rhenium, 99m-technetium and zinc complexes. Radiolabeled 64Cu and 99mTc analogs of the ‘cold’ Cu and some of the Re complexes were prepared in good radiochem. incorporation. Inhibition of various human carbonic anhydrase isoforms (I, II, IX and XII) was tested with the ‘cold’, non-radiolabeled complexes, and compared with an acetazolamide standard (AZA). The mol. structure of a new, tri-sulfonated porphyrin-labeled sulfonamide was determined using synchrotron x-ray crystallog.((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6Synthetic Route of C12H22F6N6OP2) was used in this study.

((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6) is used as a reagent for peptide coupling, lactonization, selective esterification, amidation of alfa amino acids without racemization and synthesis of magnolamide for antioxidative activity and catalyst for 9-acridinecaroboxamide derivative. It is also used as a precursor for the synthesis of phenyl esters of amino acids.Synthetic Route of C12H22F6N6OP2

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

Reference of ((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)In 2019 ,《Synthesis, Molecular Engineering, and Photophysical Properties of Fluorescent Thieno[3,2-b]pyridine-5(4H)-ones》 was published in Journal of Organic Chemistry. The article was written by Sung, Dan-Bi; Mun, Bohyun; Park, Sol; Lee, Hyi-Seung; Lee, Jihoon; Lee, Yeon-Ju; Shin, Hee Jae; Lee, Jong Seok. The article contains the following contents:

We describe a synthetic approach for a set of fluorescent thieno[3,2-b]pyridine-5(4H)-one derivatives and their photophys. properties. These fluorophores are prepared by a series of reactions employing the Suzuki-Miyaura cross-coupling reaction and a regioselective aza-[3 + 3] cycloaddition of 3-aminothiophenes with α,β-unsaturated carboxylic acids. Our findings revealed that the photophys. properties are chem. tunable by an appropriate choice of functional group on the thieno[3,2-b]pyridine-5(4H)-one scaffold. The experimental process involved the reaction of ((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6Reference of ((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V))

((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6) is used as a reagent for peptide coupling, lactonization, selective esterification, amidation of alfa amino acids without racemization and synthesis of magnolamide for antioxidative activity and catalyst for 9-acridinecaroboxamide derivative. It is also used as a precursor for the synthesis of phenyl esters of amino acids.Reference of ((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

《Thermochemistry and Initial Decomposition Pathways of Triazole Energetic Materials》 was written by Lu, Meiheng; Zhou, Panwang; Yang, Yanqiang; Liu, Jianyong; Jin, Bing; Han, Keli. Recommanded Product: 1H-1,2,3-TriazoleThis research focused ontriazole nitrotriazole isomer thermal decomposition. The article conveys some information:

A thorough investigation of the initial decomposition pathways of triazoles and their nitro-substituted derivatives has been conducted using the MP2 method for optimization and DLPNO-CCSD(T) method for energy. Different initial thermolysis mechanisms are proposed for 1,2,4-triazole and 1,2,3-triazole, the two kinds of triazoles. The higher energy barrier of the primary decomposition path of 1,2,4-triazole (H-transfer path, ~52 kcal/mol) compared with that of 1,2,3-triazole (ring-open path, ~45 kcal/mol) shows that 1,2,4-triazole is more stable, consistent with exptl. observations. For nitro-substituted triazoles, more dissociation channels associated with the nitro group have been obtained and found to be competitive with the primary decomposition paths of the triazole skeleton in some cases. Besides, the effect of the nitro group on the decomposition pattern of the triazole skeleton has been explored, and it has been found that the electron-withdrawing nitro group has an opposite effect on the primary dissociation channels of 1,2,4-triazole derivatives and 1,2,3-triazole derivatives1H-1,2,3-Triazole(cas: 288-36-8Recommanded Product: 1H-1,2,3-Triazole) was used in this study.

1H-1,2,3-Triazole(cas: 288-36-8) belongs to triazoles. Triazoles are an important group of nitrogen-containing five-membered heterocyclic scaffolds. Triazoles are core structures of several drugs and pharmaceutical agents. Triazole derivatives possess antimicrobial, antiparasitic, antidiabetic, analgesic, and anti-inflammatory properties Recommanded Product: 1H-1,2,3-Triazole

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

In 2015,Jonker, Anika M.; Bode, Saskia A.; Kusters, Addie H.; van Hest, Jan C. M.; Loewik, Dennis W. P. M. published 《Soft PEG-Hydrogels with Independently Tunable Stiffness and RGDS-Content for Cell Adhesion Studies》.Macromolecular Bioscience published the findings.Category: triazoles The information in the text is summarized as follows:

Poly(ethylene)glycol (PEG)-based hydrogels are often used as matrix material for cell culturing. An efficient method to prepare soft PEG gels is by crosslinking via copper-free strain-promoted azide-alkyne cycloaddition (SPAAC). Here, the effect of polymer d. and RGDS-content on hydrogel formation and cell adhesion was studied, by varying the total polymer content (10, 20 and 30 mg · mL-1) and the amount of RGDS moieties (0-100%) independently of each other. Rheol. studies confirmed the soft nature of the hydrogels (G’ = 25-2 298 Pa). HOS cells are able to adhere well to all RGDS-containing gels. Interestingly, both HeLa cells and NIH 3T3 fibroblasts showed substantial adherence to 10 and 20 mg · mL-1 gels, but with increased hydrogel stiffness (30 mg · mL-1), their cellular adhesion decreased significantly. In the part of experimental materials, we found many familiar compounds, such as ((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6Category: triazoles)

((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6) is used as a reagent for peptide coupling, lactonization, selective esterification, amidation of alfa amino acids without racemization and synthesis of magnolamide for antioxidative activity and catalyst for 9-acridinecaroboxamide derivative. It is also used as a precursor for the synthesis of phenyl esters of amino acids.Category: triazoles

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

Buglioni, Laura; Beslac, Marko; Noel, Timothy published their research in Journal of Organic Chemistry in 2021. The article was titled 《Dehydrogenative Azolation of Arenes in a Microflow Electrochemical Reactor》.Related Products of 288-36-8 The article contains the following contents:

The electrochem. synthesis of aryl azoles was performed for the first time in a microflow reactor. The reaction relies on the anodic oxidation of the arene partners making these substrates susceptible for C-H functionalization with azoles, thus requiring no homogeneous transition-metal-based catalysts. The synthetic protocol benefits from the implementation of a microflow setup, leading to shorter residence times (10 min) compared to previously reported batch systems. Various azolated compounds are obtained in good to excellent yields. The experimental part of the paper was very detailed, including the reaction process of 1H-1,2,3-Triazole(cas: 288-36-8Related Products of 288-36-8)

1H-1,2,3-Triazole(cas: 288-36-8) belongs to triazoles. Triazoles are an important group of nitrogen-containing five-membered heterocyclic scaffolds. Triazoles are core structures of several drugs and pharmaceutical agents. Triazole derivatives possess antimicrobial, antiparasitic, antidiabetic, analgesic, and anti-inflammatory properties Related Products of 288-36-8

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

In 2022,Desai, Shrey P.; Zambri, Matthew T.; Taylor, Mark S. published an article in Journal of Organic Chemistry. The title of the article was 《Borinic Acid Catalyzed Regioselective N-Alkylation of Azoles》.Category: triazoles The author mentioned the following in the article:

A method for regioselective N-alkylation of ambident, azole-type heterocycles with alkene or epoxide electrophiles is described. In the presence of diphenylborinic acid (Ph2BOH) and an amine cocatalyst, heterocyclic nucleophiles such as 1,2,3- and 1,2,4-triazoles, substituted tetrazoles, and purine are activated toward selective N-functionalization. The scope of electrophilic partners includes enones, 2-vinylpyridine, Ph vinyl sulfone, a dehydroalanine derivative, and epoxides. Mechanistic studies, including in situ 11B NMR spectroscopy and kinetic anal., are discussed. The results came from multiple reactions, including the reaction of 1H-1,2,3-Triazole(cas: 288-36-8Category: triazoles)

1H-1,2,3-Triazole(cas: 288-36-8) belongs to triazoles. Triazoles are an important group of nitrogen-containing five-membered heterocyclic scaffolds. Triazoles are core structures of several drugs and pharmaceutical agents. Triazole derivatives possess antimicrobial, antiparasitic, antidiabetic, analgesic, and anti-inflammatory properties Category: triazoles

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

In 2017,Tan, Xiaoli; Chen, Li; Song, Yuguang; Rockenbauer, Antal; Villamena, Frederick A.; Zweier, Jay L.; Liu, Yangping published 《Thiol-dependent reduction of the triester and triamide derivatives of Finland trityl radical triggers O2-dependent superoxide production》.Chemical Research in Toxicology published the findings.Synthetic Route of C12H22F6N6OP2 The information in the text is summarized as follows:

Tetrathiatriaylmethyl (trityl) radicals have found wide biomedical applications as magnetic resonance probes. Trityl radicals and their derivatives are generally stable toward biol. reducing agents such as glutathione (GSH) and ascorbate. We demonstrate that the triester (ET-03) and triamide (AT-03) derivatives of the Finland trityl radical exhibit unique reduction by thiols such as GSH and cysteine (Cys) to generate the corresponding trityl carbanions as evidenced by the loss of EPR signal and appearance of characteristic UV-vis absorbance at 644 nm under anaerobic conditions. The trityl carbanions can be quickly converted back to the original trityl radicals by oxygen (O2) in air, thus rendering the reaction between the trityl derivative and biothiol undetectable under aerobic conditions. The reduction product of O2 by the trityl carbanions was shown to be superoxide radical (O2•-) by EPR spin-trapping. Kinetic studies showed that the reaction rate constants (k) depend on the types of both trityl radicals and thiols with the order of kET-03/Cys (0.336 M-1 s-1) > kET-03/GSH (0.070 M-1 s-1) > kAT-03/Cys (0.032 M-1 s-1) > kAT-03/GSH (0.027 M-1 s-1). The reactivity of trityl radicals with thiols is closely related to the para-substituents of trityl radicals as well as the pKa of the thiols and is further reflected by the rate of O2•- production and consumptions of O2 and thiols. This novel reaction represents a new metabolic process of trityl derivatives and should be considered in the design and application of new trityl radical probes. The results came from multiple reactions, including the reaction of ((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6Synthetic Route of C12H22F6N6OP2)

((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6) is used as a reagent for peptide coupling, lactonization, selective esterification, amidation of alfa amino acids without racemization and synthesis of magnolamide for antioxidative activity and catalyst for 9-acridinecaroboxamide derivative. It acts as a substitute for (Benzotriazol-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate (BOP) reagent.Synthetic Route of C12H22F6N6OP2

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

Yamazaki, Chisato M.; Yamaguchi, Aiko; Anami, Yasuaki; Xiong, Wei; Otani, Yoshihiro; Lee, Jangsoon; Ueno, Naoto T.; Zhang, Ningyan; An, Zhiqiang; Tsuchikama, Kyoji published their research in Nature Communications in 2021. The article was titled 《Antibody-drug conjugates with dual payloads for combating breast tumor heterogeneity and drug resistance》.Recommanded Product: 510758-28-8 The article contains the following contents:

Breast tumors generally consist of a diverse population of cells with varying gene expression profiles. Breast tumor heterogeneity is a major factor contributing to drug resistance, recurrence, and metastasis after chemotherapy. Antibody-drug conjugates (ADCs) are emerging chemotherapeutic agents with striking clin. success, including T-DM1 for HER2-pos. breast cancer. However, these ADCs often suffer from issues associated with intratumor heterogeneity. Here, we show that homogeneous ADCs containing two distinct payloads are a promising drug class for addressing this clin. challenge. Our conjugates show HER2-specific cell killing potency, desirable pharmacokinetic profiles, minimal inflammatory response, and marginal toxicity at therapeutic doses. Notably, a dual-drug ADC exerts greater treatment effect and survival benefit than does co-administration of two single-drug variants in xenograft mouse models representing intratumor HER2 heterogeneity and elevated drug resistance. Our findings highlight the therapeutic potential of the dual-drug ADC format for treating refractory breast cancer and perhaps other cancers. In the experiment, the researchers used Tris((1-benzyl-1H-1,2,3-triazol-4-yl)methyl)amine(cas: 510758-28-8Recommanded Product: 510758-28-8)

Tris((1-benzyl-1H-1,2,3-triazol-4-yl)methyl)amine(cas: 510758-28-8) can stabilizes Cu(I) towards disproportionation and oxidation thus enhancing its catalytic effect in the azide-acetylene cycloaddition.Recommanded Product: 510758-28-8Polytriazolylamines were synthesized by the copper(I)-catalyzed ligation of azides and alkynes.

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

Andreeva, Anastasia B.; Le, Khoa N.; Kadota, Kentaro; Horike, Satoshi; Hendon, Christopher H.; Brozek, Carl K. published their research in Chemistry of Materials in 2021. The article was titled 《Cooperativity and Metal-Linker Dynamics in Spin Crossover Framework Fe(1,2,3-triazolate)2》.COA of Formula: C2H3N3 The article contains the following contents:

Cooperative interactions are responsible for the useful properties of spin crossover (SCO) materials-large hysteresis windows, critical temperatures near room temperature, and abrupt transitions-with hybrid framework materials exhibiting the greatest cooperativity and hysteresis of all SCO systems. However, little is known about the chem. origin of cooperativity in frameworks. Here, the authors present a combined exptl.-computational approach for identifying the origin of cooperativity in the metal-organic framework (MOF) Fe(1,2,3-triazolate)2 (Fe(TA)2), which exhibits the largest known hysteresis window of all SCO materials and unusually high transition temperatures, as a roadmap for understanding the manipulation of SCO behavior in general. Variable-temperature vibrational spectroscopy provides evidence that soft modes associated with dynamic metal-linker bonding trigger the cooperative SCO transition. Thermodn. anal. also confirms a cooperativity magnitude much larger than those of other SCO systems, while electron d. calculations of Fe(TA)2 support previous theor. predictions that large cooperativity arises in materials where SCO produces considerable differences in metal-ligand bond polarities between different spin states. Taken together, this combined exptl.-computational study provides a microscopic basis for understanding cooperative magnetism and highlights the important role of dynamic bonding in the functional behavior of framework materials. The results came from multiple reactions, including the reaction of 1H-1,2,3-Triazole(cas: 288-36-8COA of Formula: C2H3N3)

1H-1,2,3-Triazole(cas: 288-36-8) belongs to triazoles. Triazoles are an important group of nitrogen-containing five-membered heterocyclic scaffolds. Triazoles are core structures of several drugs and pharmaceutical agents. Triazole derivatives possess antimicrobial, antiparasitic, antidiabetic, analgesic, and anti-inflammatory properties COA of Formula: C2H3N3

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics

Kato, Kazuaki; Naito, Masanobu; Ito, Kohzo; Takahara, Atsushi; Kojio, Ken published an article in 2021. The article was titled 《Freestanding Tough Glassy Membranes Produced by Simple Solvent Casting of Polyrotaxane Derivatives》, and you may find the article in ACS Applied Polymer Materials.Category: triazoles The information in the text is summarized as follows:

Mech. tough glassy membranes with a unique confined main-chain motion are prepared by simple solvent-casting of a series of polyrotaxane derivatives Polyrotaxanes composed of polyethylene glycol (PEG) and propionylated α-cyclodextrins are thermomoldable and highly soluble in volatile solvents (e.g., > 30 wt % in acetone). Solvent casting instantly produces freestanding transparent films with thicknesses ranging from several tens of micrometers to the submicrometer regime. The threaded rings completely inhibit the crystallization of the threading polymer. Direct mech. measurement by bulge tests reveals that the membranes are as hard as conventional polymer glasses but extremely extensible and pinhole-free even at submicrometer thickness. The stiffness and extensibility are tunable by manipulating the number of threaded rings in a single threading chain without compromising the high processability and crystallization-inhibitory potency. Because the membrane has neither crosslinking nor additives, it can be easily recycled using the same solution process, thus reproducing the mech. properties. The high mobility of the confined PEG in the glassy materials is confirmed by viscoelastic anal. This mobility appears to contribute to both mech. toughness and the high solubility of CO2 in the membrane, suggesting its potential utility as a base material for separation membranes. The experimental process involved the reaction of ((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6Category: triazoles)

((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)tris(dimethylamino)phosphonium hexafluorophosphate(V)(cas: 56602-33-6) is used as a reagent for peptide coupling, lactonization, selective esterification, amidation of alfa amino acids without racemization and synthesis of magnolamide for antioxidative activity and catalyst for 9-acridinecaroboxamide derivative. It acts as a substitute for (Benzotriazol-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate (BOP) reagent.Category: triazoles

Referemce:
1,2,3-Triazole – Wikipedia,
Triazoles – an overview | ScienceDirect Topics