446856-17-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 446856-17-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,6,8,5 and 6 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 446856-17:
(8*4)+(7*4)+(6*6)+(5*8)+(4*5)+(3*6)+(2*1)+(1*7)=183
183 % 10 = 3
So 446856-17-3 is a valid CAS Registry Number.