41989-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41989-63-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,9,8 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 41989-63:
(7*4)+(6*1)+(5*9)+(4*8)+(3*9)+(2*6)+(1*3)=153
153 % 10 = 3
So 41989-63-3 is a valid CAS Registry Number.