1227182-58-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227182-58-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,1,8 and 2 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1227182-58:
(9*1)+(8*2)+(7*2)+(6*7)+(5*1)+(4*8)+(3*2)+(2*5)+(1*8)=142
142 % 10 = 2
So 1227182-58-2 is a valid CAS Registry Number.