646055-67-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 646055-67-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,6,0,5 and 5 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 646055-67:
(8*6)+(7*4)+(6*6)+(5*0)+(4*5)+(3*5)+(2*6)+(1*7)=166
166 % 10 = 6
So 646055-67-6 is a valid CAS Registry Number.