94957-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94957-19-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,9,5 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 94957-19:
(7*9)+(6*4)+(5*9)+(4*5)+(3*7)+(2*1)+(1*9)=184
184 % 10 = 4
So 94957-19-4 is a valid CAS Registry Number.