178808-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 178808-87-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,8,0 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 178808-87:
(8*1)+(7*7)+(6*8)+(5*8)+(4*0)+(3*8)+(2*8)+(1*7)=192
192 % 10 = 2
So 178808-87-2 is a valid CAS Registry Number.