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170844-50-5

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170844-50-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 170844-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,8,4 and 4 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 170844-50:
(8*1)+(7*7)+(6*0)+(5*8)+(4*4)+(3*4)+(2*5)+(1*0)=135
135 % 10 = 5
So 170844-50-5 is a valid CAS Registry Number.

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