41643-14-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41643-14-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,6,4 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 41643-14:
(7*4)+(6*1)+(5*6)+(4*4)+(3*3)+(2*1)+(1*4)=95
95 % 10 = 5
So 41643-14-5 is a valid CAS Registry Number.