1449331-32-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1449331-32-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,9,3,3 and 1 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1449331-32:
(9*1)+(8*4)+(7*4)+(6*9)+(5*3)+(4*3)+(3*1)+(2*3)+(1*2)=161
161 % 10 = 1
So 1449331-32-1 is a valid CAS Registry Number.