92631-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 92631-87-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,6,3 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 92631-87:
(7*9)+(6*2)+(5*6)+(4*3)+(3*1)+(2*8)+(1*7)=143
143 % 10 = 3
So 92631-87-3 is a valid CAS Registry Number.