169799-41-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169799-41-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,7,9 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 169799-41:
(8*1)+(7*6)+(6*9)+(5*7)+(4*9)+(3*9)+(2*4)+(1*1)=211
211 % 10 = 1
So 169799-41-1 is a valid CAS Registry Number.