571923-60-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 571923-60-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,1,9,2 and 3 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 571923-60:
(8*5)+(7*7)+(6*1)+(5*9)+(4*2)+(3*3)+(2*6)+(1*0)=169
169 % 10 = 9
So 571923-60-9 is a valid CAS Registry Number.