1220627-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1220627-71-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,0,6,2 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1220627-71:
(9*1)+(8*2)+(7*2)+(6*0)+(5*6)+(4*2)+(3*7)+(2*7)+(1*1)=113
113 % 10 = 3
So 1220627-71-3 is a valid CAS Registry Number.