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23938-87-6

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23938-87-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23938-87-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,9,3 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 23938-87:
(7*2)+(6*3)+(5*9)+(4*3)+(3*8)+(2*8)+(1*7)=136
136 % 10 = 6
So 23938-87-6 is a valid CAS Registry Number.

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