41042-18-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41042-18-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,0,4 and 2 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 41042-18:
(7*4)+(6*1)+(5*0)+(4*4)+(3*2)+(2*1)+(1*8)=66
66 % 10 = 6
So 41042-18-6 is a valid CAS Registry Number.