86749-51-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86749-51-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,7,4 and 9 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 86749-51:
(7*8)+(6*6)+(5*7)+(4*4)+(3*9)+(2*5)+(1*1)=181
181 % 10 = 1
So 86749-51-1 is a valid CAS Registry Number.