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6545-58-0

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6545-58-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6545-58-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,4 and 5 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 6545-58:
(6*6)+(5*5)+(4*4)+(3*5)+(2*5)+(1*8)=110
110 % 10 = 0
So 6545-58-0 is a valid CAS Registry Number.

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