934545-87-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 934545-87-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,4,5,4 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 934545-87:
(8*9)+(7*3)+(6*4)+(5*5)+(4*4)+(3*5)+(2*8)+(1*7)=196
196 % 10 = 6
So 934545-87-6 is a valid CAS Registry Number.