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56942-92-8

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56942-92-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 56942-92-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,9,4 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 56942-92:
(7*5)+(6*6)+(5*9)+(4*4)+(3*2)+(2*9)+(1*2)=158
158 % 10 = 8
So 56942-92-8 is a valid CAS Registry Number.

56942-92-8Relevant articles and documents

Synthesis of cis,cis,cis-1-alkylidene-2,3,4,5-tetrakis(diphenylphosphinomethyl)cyclopentanes

Reynaud, Céline,Fall, Yacoub,Feuerstein, Marie,Doucet, Henri,Santelli, Maurice

experimental part, p. 7440 - 7448 (2009/12/06)

A new strategy to prepare tetradentate or pentadentate diphenylphosphine ligands has been explored from Diels-Alder adducts of fulvenes and maleic anhydride. A tetradentate phosphine ligand, bearing a side chain allowing the formation of a bond with polys

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