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178306-99-5

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178306-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 178306-99-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,3,0 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 178306-99:
(8*1)+(7*7)+(6*8)+(5*3)+(4*0)+(3*6)+(2*9)+(1*9)=165
165 % 10 = 5
So 178306-99-5 is a valid CAS Registry Number.

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