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55665-56-0

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55665-56-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 55665-56-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,6,6 and 5 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 55665-56:
(7*5)+(6*5)+(5*6)+(4*6)+(3*5)+(2*5)+(1*6)=150
150 % 10 = 0
So 55665-56-0 is a valid CAS Registry Number.

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