1446239-57-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1446239-57-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,6,2,3 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1446239-57:
(9*1)+(8*4)+(7*4)+(6*6)+(5*2)+(4*3)+(3*9)+(2*5)+(1*7)=171
171 % 10 = 1
So 1446239-57-1 is a valid CAS Registry Number.