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3-[(diphenylphosphino)oxy]phenyl diphenylphosphinite copper(I) chloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

721431-36-3

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721431-36-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 721431-36-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,1,4,3 and 1 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 721431-36:
(8*7)+(7*2)+(6*1)+(5*4)+(4*3)+(3*1)+(2*3)+(1*6)=123
123 % 10 = 3
So 721431-36-3 is a valid CAS Registry Number.

721431-36-3Downstream Products

721431-36-3Relevant academic research and scientific papers

Process for the preparation of aminodiphenylamines

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Page 6, (2010/02/07)

Die Erfindung betrifft ein Verfahren zur Herstellung von Aminodiphenylaminen, insbesondere von 4-Aminodiphenylamin (4-ADPA), durch Umsetzung von Nitrohalogenbenzolen mit Anilinen in Gegenwart einer Base sowie eines Kupfer-Phosphor-Komplexes und anschlie?ender Hydrierung der intermedi?r gebildeten Nitrodiphenylaminen.

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