122136-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122136-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,1,3 and 6 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 122136-05:
(8*1)+(7*2)+(6*2)+(5*1)+(4*3)+(3*6)+(2*0)+(1*5)=74
74 % 10 = 4
So 122136-05-4 is a valid CAS Registry Number.