744952-52-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 744952-52-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,4,9,5 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 744952-52:
(8*7)+(7*4)+(6*4)+(5*9)+(4*5)+(3*2)+(2*5)+(1*2)=191
191 % 10 = 1
So 744952-52-1 is a valid CAS Registry Number.