57986-41-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57986-41-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,9,8 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 57986-41:
(7*5)+(6*7)+(5*9)+(4*8)+(3*6)+(2*4)+(1*1)=181
181 % 10 = 1
So 57986-41-1 is a valid CAS Registry Number.