93142-54-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93142-54-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,1,4 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 93142-54:
(7*9)+(6*3)+(5*1)+(4*4)+(3*2)+(2*5)+(1*4)=122
122 % 10 = 2
So 93142-54-2 is a valid CAS Registry Number.