40954-41-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40954-41-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,9,5 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40954-41:
(7*4)+(6*0)+(5*9)+(4*5)+(3*4)+(2*4)+(1*1)=114
114 % 10 = 4
So 40954-41-4 is a valid CAS Registry Number.