744985-01-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 744985-01-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,4,9,8 and 5 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 744985-01:
(8*7)+(7*4)+(6*4)+(5*9)+(4*8)+(3*5)+(2*0)+(1*1)=201
201 % 10 = 1
So 744985-01-1 is a valid CAS Registry Number.