1228570-27-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228570-27-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,5,7 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1228570-27:
(9*1)+(8*2)+(7*2)+(6*8)+(5*5)+(4*7)+(3*0)+(2*2)+(1*7)=151
151 % 10 = 1
So 1228570-27-1 is a valid CAS Registry Number.