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26983-13-1

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26983-13-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 26983-13-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,9,8 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 26983-13:
(7*2)+(6*6)+(5*9)+(4*8)+(3*3)+(2*1)+(1*3)=141
141 % 10 = 1
So 26983-13-1 is a valid CAS Registry Number.

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