940454-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 940454-05-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,0,4,5 and 4 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 940454-05:
(8*9)+(7*4)+(6*0)+(5*4)+(4*5)+(3*4)+(2*0)+(1*5)=157
157 % 10 = 7
So 940454-05-7 is a valid CAS Registry Number.