1225649-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1225649-94-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,5,6,4 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1225649-94:
(9*1)+(8*2)+(7*2)+(6*5)+(5*6)+(4*4)+(3*9)+(2*9)+(1*4)=164
164 % 10 = 4
So 1225649-94-4 is a valid CAS Registry Number.