1201225-05-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1201225-05-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,1,2,2 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1201225-05:
(9*1)+(8*2)+(7*0)+(6*1)+(5*2)+(4*2)+(3*5)+(2*0)+(1*5)=69
69 % 10 = 9
So 1201225-05-9 is a valid CAS Registry Number.