1822984-25-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1822984-25-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,2,2,9,8 and 4 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1822984-25:
(9*1)+(8*8)+(7*2)+(6*2)+(5*9)+(4*8)+(3*4)+(2*2)+(1*5)=197
197 % 10 = 7
So 1822984-25-7 is a valid CAS Registry Number.