154821-24-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 154821-24-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,8,2 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 154821-24:
(8*1)+(7*5)+(6*4)+(5*8)+(4*2)+(3*1)+(2*2)+(1*4)=126
126 % 10 = 6
So 154821-24-6 is a valid CAS Registry Number.