329786-57-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 329786-57-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,9,7,8 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 329786-57:
(8*3)+(7*2)+(6*9)+(5*7)+(4*8)+(3*6)+(2*5)+(1*7)=194
194 % 10 = 4
So 329786-57-4 is a valid CAS Registry Number.