934372-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 934372-87-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,4,3,7 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 934372-87:
(8*9)+(7*3)+(6*4)+(5*3)+(4*7)+(3*2)+(2*8)+(1*7)=189
189 % 10 = 9
So 934372-87-9 is a valid CAS Registry Number.