1449133-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1449133-74-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,9,1,3 and 3 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1449133-74:
(9*1)+(8*4)+(7*4)+(6*9)+(5*1)+(4*3)+(3*3)+(2*7)+(1*4)=167
167 % 10 = 7
So 1449133-74-7 is a valid CAS Registry Number.