1228070-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228070-74-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,0,7 and 0 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1228070-74:
(9*1)+(8*2)+(7*2)+(6*8)+(5*0)+(4*7)+(3*0)+(2*7)+(1*4)=133
133 % 10 = 3
So 1228070-74-3 is a valid CAS Registry Number.