15258-18-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15258-18-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,2,5 and 8 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 15258-18:
(7*1)+(6*5)+(5*2)+(4*5)+(3*8)+(2*1)+(1*8)=101
101 % 10 = 1
So 15258-18-1 is a valid CAS Registry Number.