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1,1,3,3-Tetraphenyl-1-phosphonia-3λ5-phospha-2-cyclohexen-bromid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

79820-82-9

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79820-82-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 79820-82-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,8,2 and 0 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 79820-82:
(7*7)+(6*9)+(5*8)+(4*2)+(3*0)+(2*8)+(1*2)=169
169 % 10 = 9
So 79820-82-9 is a valid CAS Registry Number.

79820-82-9Relevant academic research and scientific papers

Ein cyclisches Carbodiphosphoran und eine offenkettige Vergleichsverbindung

Schmidbaur, Hubert,Costa, Thomas

, p. 3063 - 3069 (2007/10/02)

The cyclic carbodiphosphorane 8 is prepared from bis(diphenylphosphino)methane (1) and 1,3-dibromopropane, via a diphosphonium salt 6 and a semiquaternary salt 7, throug transylidation with salt-free trimethyl methylene phosphorane.The structure is establ

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