66285-86-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66285-86-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,2,8 and 5 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 66285-86:
(7*6)+(6*6)+(5*2)+(4*8)+(3*5)+(2*8)+(1*6)=157
157 % 10 = 7
So 66285-86-7 is a valid CAS Registry Number.