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20459-97-6

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20459-97-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20459-97-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,4,5 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20459-97:
(7*2)+(6*0)+(5*4)+(4*5)+(3*9)+(2*9)+(1*7)=106
106 % 10 = 6
So 20459-97-6 is a valid CAS Registry Number.

20459-97-6Relevant articles and documents

O-SILYLATED ENOLATES IN ORGANIC SYNTHESIS: SULPHUR-MEDIATED ALKYLATION OF ESTERS WITH ALKENES.

Patel, Shailesh K.,Paterson, Ian

, p. 1315 - 1318 (2007/10/02)

O-Silylated ester enolates can be alkylated, under ZnBr2-catalysis, by the PhSCl-adducts of mono- and di-substituted alkenes to give γ-phenylthioesters, from which sulphur can be removed both reductively and oxidatively.This alkene carbosulphenylation rea

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