42151-32-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42151-32-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,1,5 and 1 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 42151-32:
(7*4)+(6*2)+(5*1)+(4*5)+(3*1)+(2*3)+(1*2)=76
76 % 10 = 6
So 42151-32-6 is a valid CAS Registry Number.