79748-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79748-87-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,7,4 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79748-87:
(7*7)+(6*9)+(5*7)+(4*4)+(3*8)+(2*8)+(1*7)=201
201 % 10 = 1
So 79748-87-1 is a valid CAS Registry Number.