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256345-35-4

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256345-35-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 256345-35-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,3,4 and 5 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 256345-35:
(8*2)+(7*5)+(6*6)+(5*3)+(4*4)+(3*5)+(2*3)+(1*5)=144
144 % 10 = 4
So 256345-35-4 is a valid CAS Registry Number.

256345-35-4Downstream Products

256345-35-4Relevant articles and documents

Preparation of 4-halo and 6-halomelatonins

-

, (2008/06/13)

This invention provides an improved process for the preparation and separation of 4-halo and 6-halomelatonins.

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