1422540-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422540-85-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,5,4 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1422540-85:
(9*1)+(8*4)+(7*2)+(6*2)+(5*5)+(4*4)+(3*0)+(2*8)+(1*5)=129
129 % 10 = 9
So 1422540-85-9 is a valid CAS Registry Number.