122071-54-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122071-54-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,0,7 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 122071-54:
(8*1)+(7*2)+(6*2)+(5*0)+(4*7)+(3*1)+(2*5)+(1*4)=79
79 % 10 = 9
So 122071-54-9 is a valid CAS Registry Number.