1581258-46-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1581258-46-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,8,1,2,5 and 8 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1581258-46:
(9*1)+(8*5)+(7*8)+(6*1)+(5*2)+(4*5)+(3*8)+(2*4)+(1*6)=179
179 % 10 = 9
So 1581258-46-9 is a valid CAS Registry Number.