179947-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 179947-01-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,9,9,4 and 7 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 179947-01:
(8*1)+(7*7)+(6*9)+(5*9)+(4*4)+(3*7)+(2*0)+(1*1)=194
194 % 10 = 4
So 179947-01-4 is a valid CAS Registry Number.