87165-95-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87165-95-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,1,6 and 5 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 87165-95:
(7*8)+(6*7)+(5*1)+(4*6)+(3*5)+(2*9)+(1*5)=165
165 % 10 = 5
So 87165-95-5 is a valid CAS Registry Number.