87678-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87678-97-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,7 and 8 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 87678-97:
(7*8)+(6*7)+(5*6)+(4*7)+(3*8)+(2*9)+(1*7)=205
205 % 10 = 5
So 87678-97-5 is a valid CAS Registry Number.