56219-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56219-53-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,2,1 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 56219-53:
(7*5)+(6*6)+(5*2)+(4*1)+(3*9)+(2*5)+(1*3)=125
125 % 10 = 5
So 56219-53-5 is a valid CAS Registry Number.
56219-53-5Relevant articles and documents
Aryloxyalkyl diketones
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, (2008/06/13)
Aryloxyalkyl diketones and keto-esters, useful as pesticidal and anti-viral agents, are prepared from an aryloxyalkyl halide and an alkali metal enolate salt of a diketone or keto-ester, or from a haloalkyl-diketone and an alkali metal salt of a phenol.