200272-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 200272-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,2,7 and 2 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 200272-67:
(8*2)+(7*0)+(6*0)+(5*2)+(4*7)+(3*2)+(2*6)+(1*7)=79
79 % 10 = 9
So 200272-67-9 is a valid CAS Registry Number.