299164-67-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 299164-67-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,9,1,6 and 4 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 299164-67:
(8*2)+(7*9)+(6*9)+(5*1)+(4*6)+(3*4)+(2*6)+(1*7)=193
193 % 10 = 3
So 299164-67-3 is a valid CAS Registry Number.