1581285-26-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1581285-26-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,8,1,2,8 and 5 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1581285-26:
(9*1)+(8*5)+(7*8)+(6*1)+(5*2)+(4*8)+(3*5)+(2*2)+(1*6)=178
178 % 10 = 8
So 1581285-26-8 is a valid CAS Registry Number.