164261-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 164261-32-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,4,2,6 and 1 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 164261-32:
(8*1)+(7*6)+(6*4)+(5*2)+(4*6)+(3*1)+(2*3)+(1*2)=119
119 % 10 = 9
So 164261-32-9 is a valid CAS Registry Number.