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87667-48-9

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87667-48-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87667-48-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,6 and 7 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 87667-48:
(7*8)+(6*7)+(5*6)+(4*6)+(3*7)+(2*4)+(1*8)=189
189 % 10 = 9
So 87667-48-9 is a valid CAS Registry Number.

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