1558057-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1558057-25-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,5,8,0,5 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1558057-25:
(9*1)+(8*5)+(7*5)+(6*8)+(5*0)+(4*5)+(3*7)+(2*2)+(1*5)=182
182 % 10 = 2
So 1558057-25-2 is a valid CAS Registry Number.