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1-benzyl-4-(4-nitro)phenyl-1H-1,2,3-triazole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

104951-45-3

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104951-45-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104951-45-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,9,5 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 104951-45:
(8*1)+(7*0)+(6*4)+(5*9)+(4*5)+(3*1)+(2*4)+(1*5)=113
113 % 10 = 3
So 104951-45-3 is a valid CAS Registry Number.

104951-45-3Relevant academic research and scientific papers

Switching Dual Catalysis without Molecular Switch: Using A Multicomponent Information System for Reversible Reconfiguration of Catalytic Machinery

Goswami, Abir,Paululat, Thomas,Schmittel, Michael

, p. 15656 - 15663 (2019)

Different from the current paradigms of chemistry, a switchable catalytic system is presented that does not rely on a molecular switch in different toggling states but on a smart seven-component mixture that manages the reversible ON/OFF regulation of two

Improved copper(I)-NHC catalytic efficiency on huisgen reaction by addition of aromatic nitrogen donors

Teyssot, Marie-Laure,Chevry, Aurelien,Traikia, Mounir,El-Ghozzi, Malika,Avignant, Daniel,Gautier, Arnaud

, p. 6322 - 6326 (2009)

A study was conducted to demonstrate copper(I)-NHC catalytic efficiency improvement on Huisgen reaction by adding aromatic nitrogen donors. Several unsaturated nitrogen heterocycles such as l-histidine, a ubiquitous amino acid residue associated to all ty

Thermodynamics and Kinetics of Click Reaction between Benzyl Azide and Different Alkynes by Microcalorimetry

Li, Xiaoyi,Jin, Bo,Guo, Zhicheng,Chu, Shijin,Peng, Rufang

, p. 163 - 171 (2020)

The copper(I)-catalyzed 1,3-dipolar cycloaddition of azides and alkynes provides diverse building blocks for chemical synthesis, biochemistry, pharmaceutical industries, and materials science. To provide a good theoretical support for industrial amplifica

1-D copper(I) coordination polymer based on bidentate 1,3-dithioether ligand: Novel catalyst for azide-alkyne-cycloaddition (AAC) reaction

Saha, Sankar,Biswas, Kinkar,Basu, Basudeb

, p. 2541 - 2545 (2018)

A novel 1,3-bis(4-fluorophenylthio)-propane ligand based CuI 1-D polymeric coordination complex having formula ([(CuI)2{ArS(CH2)3SAr}2]n, Ar = 4-F-C6H4) has been synthesized and characterized by 1H NMR, 13C NMR and single crystal XRD techniques. This complex has been employed for the first time as suitable catalyst for base-free one-pot three-component regioselective azide-alkyne cycloaddition (AAC) reaction. A novel 1,2,3-triazole compound with sulfur functionalized pendant arms has also been prepared using our catalytic system in a multicomponent manner via one-pot two-step reaction.

Synthesis and cytotoxicity evaluation of aryl triazolic derivatives and their hydroxymethine homologues against B16 melanoma cell line

Kalhor-Monfared, Shiva,Beauvineau, Claire,Scherman, Daniel,Girard, Christian

, p. 436 - 441 (2016)

In this manuscript we describe synthesis and cytotoxicity evaluation of some triazolic derivatives against B16 melanoma cell line. For this purpose, we transformed a set of aromatic aldehydes into terminal alkynes, using Besthmann-Ohira reagent, and we made the corresponding hydroxymethyl homologated alkynes by an acetylene Grignard reagent. These generated two sets of alkynes were then subjected to a copper(I)-catalyzed alkyne-azide cycloaddition reaction (CuAAC) using a solid-supported catalyst (Amberlyst A-21?CuI), with a third set composed of organic azides. Synthesized triazoles were then tested in?vitro against B16 melanoma cell line. Amongst them, compounds a1b1 (R1?=?p-nitrophenyl, R2?=?benzyl), a4b1 (R1?=?naphthyl, R2?=?benzyl) and a4b5 (R1?=?naphthyl, R2?=?(R/S)- dioxolane) showed the best activity against B16 melanoma cells, with IC50of 5.12, 3.89 and 6.60?μM respectively.

Nano-magnetic-iron Oxides@choline Acetate as a Heterogeneous Catalyst for the Synthesis of 1,2,3-Triazoles

Heydari, Akbar,Mohammadkhani, Abolfazl

, (2021/08/09)

In this research, four cholines supported on core–shell iron oxides, Fe2O3@MgO@Ch.OAc (choline acetate), Fe2O3@MgO@Ch.OH (choline hydroxide), Fe3O4@Ch.OAc, Fe3O4@Ch.OH, were synthesized. The synthesized catalysts were tested in 1,2,3-triazoles synthesis by the reaction of nitromethane, aldehyde, and benzyl azide in EtOH as a green solvent. Among four synthesized heterogeneous catalysts, the Fe2O3@MgO@ch.OAc showed superior catalytic activity for the reaction and afforded the desired triazoles in good isolated yields under mild reaction conditions. Graphic Abstract: [Figure not available: see fulltext.]

CuSO4 nanoparticles loaded on carboxymethylcelulose/polyaniline composites: A highly efficient catalyst with enhanced catalytic activity in the synthesis of propargylamines, benzofurans, and 1,2,3-triazoles

Xu, Zhian,Xu, Jinxi,Li, Yiqun

, (2021/07/06)

A novel and efficient heterogeneous CuSO4 nanoparticles (CuSO4 NPs) immobilized on carboxymethylcellulose/polyaniline (CuSO4NPs@CMC/PANI) composites were prepared via one-pot and one-step interfacial oxidative polymerizati

Construction of Stable Metal–Organic Framework Platforms Embedding N-Heterocyclic Carbene Metal Complexes for Selective Catalysis

Kim, Hyunyong,Kim, Hyunseok,Kim, Kimoon,Lee, Eunsung

supporting information, p. 18687 - 18697 (2021/12/17)

We report a bottom-up approach to immobilize catalysts into MOFs, including copper halides and gold chloride in a predictable manner. Interestingly, the structures of MOFs bearing NHC metal complexes maintained a similar 4-fold interpenetrated cube. They

Highly Efficient and Stable Atomically Dispersed Cu Catalyst for Azide-Alkyne Cycloaddition Reaction

Ren, Peng,Li, Qinglin,Song, Tao,Wang, Zhaozhan,Motokura, Ken,Yang, Yong

, p. 3960 - 3966 (2021/07/21)

In this study, we report a highly stable and efficient single-atom Cu dispersed on N-doped porous carbon as a superior catalyst for azide-alkyne cycloaddition reaction. A broad set of 1,4-disubstituted 1,2,3-triazoles was synthesized in high to excellent

Base-Free Copper-Catalyzed Azide-Alkyne Click Cycloadditions (CuAAc) in Natural Deep Eutectic Solvents as Green and Catalytic Reaction Media**

Giofrè, Salvatore Vincenzo,Tiecco, Matteo,Ferlazzo, Angelo,Romeo, Roberto,Ciancaleoni, Gianluca,Germani, Raimondo,Iannazzo, Daniela

, p. 4777 - 4789 (2021/08/30)

The click cycloaddition of azides to alkynes affording 1,2,3-triazoles is a widely used and effective chemical transformation, applied to obtain relevant products in medicine, biology, and materials science. In this work, a set of natural deep eutectic so

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