934845-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 934845-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,4,8,4 and 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 934845-55:
(8*9)+(7*3)+(6*4)+(5*8)+(4*4)+(3*5)+(2*5)+(1*5)=203
203 % 10 = 3
So 934845-55-3 is a valid CAS Registry Number.