87884-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87884-63-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,8,8 and 4 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 87884-63:
(7*8)+(6*7)+(5*8)+(4*8)+(3*4)+(2*6)+(1*3)=197
197 % 10 = 7
So 87884-63-7 is a valid CAS Registry Number.