161622-06-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161622-06-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,6,2 and 2 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 161622-06:
(8*1)+(7*6)+(6*1)+(5*6)+(4*2)+(3*2)+(2*0)+(1*6)=106
106 % 10 = 6
So 161622-06-6 is a valid CAS Registry Number.