1282997-66-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1282997-66-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,2,9,9 and 7 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1282997-66:
(9*1)+(8*2)+(7*8)+(6*2)+(5*9)+(4*9)+(3*7)+(2*6)+(1*6)=213
213 % 10 = 3
So 1282997-66-3 is a valid CAS Registry Number.