152771-24-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 152771-24-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,7,7 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 152771-24:
(8*1)+(7*5)+(6*2)+(5*7)+(4*7)+(3*1)+(2*2)+(1*4)=129
129 % 10 = 9
So 152771-24-9 is a valid CAS Registry Number.