1228182-74-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228182-74-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,1,8 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1228182-74:
(9*1)+(8*2)+(7*2)+(6*8)+(5*1)+(4*8)+(3*2)+(2*7)+(1*4)=148
148 % 10 = 8
So 1228182-74-8 is a valid CAS Registry Number.