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658689-32-8

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658689-32-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 658689-32-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,8,6,8 and 9 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 658689-32:
(8*6)+(7*5)+(6*8)+(5*6)+(4*8)+(3*9)+(2*3)+(1*2)=228
228 % 10 = 8
So 658689-32-8 is a valid CAS Registry Number.

658689-32-8Relevant articles and documents

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Turner,Gearien

, p. 1952,1954 (1959)

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