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N,N′-bis(4-tolyl)-1,1′-binaphthalene-4,4′-diamine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

174081-58-4

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174081-58-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 174081-58-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,4,0,8 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 174081-58:
(8*1)+(7*7)+(6*4)+(5*0)+(4*8)+(3*1)+(2*5)+(1*8)=134
134 % 10 = 4
So 174081-58-4 is a valid CAS Registry Number.

174081-58-4Upstream product

174081-58-4Downstream Products

174081-58-4Relevant academic research and scientific papers

Oxidative Biaryl Coupling of N -Aryl Anilines by Using a Hypervalent Iodine(III) Reagent

Morimoto, Koji,Koseki, Doichi,Dohi, Toshifumi,Kita, Yasuyuki

, p. 2941 - 2945 (2017/12/15)

Biaryl diamines are important building blocks in organic synthesis. Consequently, it is desirable to develop a general and mild synthetic approach to diverse biaryl diamines. Oxidative coupling is an efficient and promising strategy for the synthesis of these targets. We have now developed a direct formation of biaryl diamines by oxidative coupling using a hypervalent iodine(III) reagent.

Iron(III)-promoted oxidative coupling of naphthylamines: Synthetic and mechanistic investigations

Li, Xin-Le,Huang, Jin-Hua,Yang, Lian-Ming

supporting information; experimental part, p. 4950 - 4953 (2011/11/29)

A facile route to the synthesis of 1,1′-binaphthyl-4,4′- diamines (naphthidines) and 1,1′-binaphthyl-2,2′-diamines (BINAMs) was developed by the oxidative homocoupling of 1- and 2-naphthylamines, respectively, using FeCl3 as oxidant and K2CO3 as base in 1,2-dichloroethane under ambient conditions. A preliminary mechanistic investigation was performed by the ESR spectroscopy and intermediate-trapping technique.

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