272123-70-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 272123-70-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,2,1,2 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 272123-70:
(8*2)+(7*7)+(6*2)+(5*1)+(4*2)+(3*3)+(2*7)+(1*0)=113
113 % 10 = 3
So 272123-70-3 is a valid CAS Registry Number.