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25290-14-6

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25290-14-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 25290-14-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,2,9 and 0 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 25290-14:
(7*2)+(6*5)+(5*2)+(4*9)+(3*0)+(2*1)+(1*4)=96
96 % 10 = 6
So 25290-14-6 is a valid CAS Registry Number.

25290-14-6Relevant articles and documents

Processes for preparing beta-hydroxy-ketones and alpha,beta-unsaturated ketones

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Page 12, (2008/06/13)

Processes for producing β-hydroxy-ketones and α,β-unsaturated ketones are disclosed which comprise the crossed condensation of an aldehyde with a ketone in the presence of a hydroxide or alkoxide of alkali metal or an alkaline earth metal as catalyst. The products of the process, β-hydroxy-ketones and α,β-unsaturated ketones, are useful for the preparation of many commercially important products in the chemical process industries including solvents, drug intermediates, flavors and fragrances, other specialty chemical intermediates.

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