41681-29-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41681-29-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,6,8 and 1 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 41681-29:
(7*4)+(6*1)+(5*6)+(4*8)+(3*1)+(2*2)+(1*9)=112
112 % 10 = 2
So 41681-29-2 is a valid CAS Registry Number.