272110-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 272110-11-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,2,1,1 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 272110-11:
(8*2)+(7*7)+(6*2)+(5*1)+(4*1)+(3*0)+(2*1)+(1*1)=89
89 % 10 = 9
So 272110-11-9 is a valid CAS Registry Number.