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42032-51-9

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42032-51-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42032-51-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,0,3 and 2 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 42032-51:
(7*4)+(6*2)+(5*0)+(4*3)+(3*2)+(2*5)+(1*1)=69
69 % 10 = 9
So 42032-51-9 is a valid CAS Registry Number.

42032-51-9Downstream Products

42032-51-9Relevant articles and documents

Synthesis of Imidazolium Oligomers with Planar and Stereo Cores and Their Antimicrobial Applications

Yuan, Yuan,Zhang, Yugen

, p. 835 - 840 (2017)

A series of imidazolium oligomers with novel planar and stereo core structures were designed and synthesized. These compounds have symmetric structures with different cores, tails, and linkers. These new imidazolium oligomers demonstrated a desirable set

Pyridinophanes as two-centre phase-transfer catalyst for N-alkylation reaction

Rajakumar, Perumal,Dhanasekaran, Manickam

, p. 654 - 658 (2006)

The synthetic utility of water-soluble pyridinophanes 1 and 2 as an efficient two-centre phase-transfer catalyst for N-alkylation of indoles, imidazole, benzimidazole and benzotriazole has been explored. Application of such pyridinophanes for the synthesis of various precyclophanes involving bis-N alkylation is also described. Georg Thieme Verlag Stuttgart.

Copper(II)-benzotriazole coordination compounds in click chemistry: a diagnostic reactivity study

Loukopoulos, Edward,Abdul-Sada, Alaa,Csire, Gizella,Kállay, Csilla,Brookfield, Adam,Tizzard, Graham J.,Coles, Simon J.,Lykakis, Ioannis N.,Kostakis, George E.

, p. 10491 - 10508 (2018/08/17)

This diagnostic study aims to shed light on the catalytic activity of a library of Cu(ii) based coordination compounds with benzotriazole-based ligands. We report herein the synthesis and characterization of five new coordination compounds formulated as [CuII(L4)(MeCN)2(CF3SO3)2] (1), [CuII(L5)2(CF3SO3)2] (2), [CuII(L6)2(MeCN)(CF3SO3)]·(CF3SO3) (3), [CuII(L6)2(H2O)(CF3SO3)]·(CF3SO3)·2(Me2CO) (4), and [CuI4(L1)2(L1′)2(CF3SO3)2]2·4(CF3SO3)·8(Me2CO) (5), derived from similar nitrogen-based ligands. The homogeneous catalytic activity of these compounds along with our previously reported coordination compounds (6-13), derived from similar ligands, is tested against the well-known Cu(i)-catalysed azide-alkyne cycloaddition reaction. The optimal catalyst [CuII(L1)2(CF3SO3)2] (10) activates the reaction to afford 1,4-disubstituted 1,2,3-triazoles with yields up to 98% and without requiring a reducing agent. Various control experiments are performed to optimize the method and examine parameters such as ligand variation, metal coordination geometry and environment, in order to elucidate the behaviour of the catalytic system.

ZINC COMPLEX

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Paragraph 0158-0159, (2016/05/19)

A zinc complex characterized in exhibiting an octahedral structure and being configured from repeating units represented by general formula (I): wherein L represents a linker region, and R1 represents a C1-4 alkyl group, which can have a halogen atom.

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