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1212089-56-9

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1212089-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1212089-56-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,2,0,8 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1212089-56:
(9*1)+(8*2)+(7*1)+(6*2)+(5*0)+(4*8)+(3*9)+(2*5)+(1*6)=119
119 % 10 = 9
So 1212089-56-9 is a valid CAS Registry Number.

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