164290-79-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 164290-79-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,4,2,9 and 0 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 164290-79:
(8*1)+(7*6)+(6*4)+(5*2)+(4*9)+(3*0)+(2*7)+(1*9)=143
143 % 10 = 3
So 164290-79-3 is a valid CAS Registry Number.