946578-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 946578-43-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,6,5,7 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 946578-43:
(8*9)+(7*4)+(6*6)+(5*5)+(4*7)+(3*8)+(2*4)+(1*3)=224
224 % 10 = 4
So 946578-43-4 is a valid CAS Registry Number.