634169-29-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 634169-29-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,4,1,6 and 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 634169-29:
(8*6)+(7*3)+(6*4)+(5*1)+(4*6)+(3*9)+(2*2)+(1*9)=162
162 % 10 = 2
So 634169-29-2 is a valid CAS Registry Number.