1443977-75-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1443977-75-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,3,9,7 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1443977-75:
(9*1)+(8*4)+(7*4)+(6*3)+(5*9)+(4*7)+(3*7)+(2*7)+(1*5)=200
200 % 10 = 0
So 1443977-75-0 is a valid CAS Registry Number.