122177-90-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122177-90-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,1,7 and 7 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 122177-90:
(8*1)+(7*2)+(6*2)+(5*1)+(4*7)+(3*7)+(2*9)+(1*0)=106
106 % 10 = 6
So 122177-90-6 is a valid CAS Registry Number.