41670-15-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41670-15-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,6,7 and 0 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 41670-15:
(7*4)+(6*1)+(5*6)+(4*7)+(3*0)+(2*1)+(1*5)=99
99 % 10 = 9
So 41670-15-9 is a valid CAS Registry Number.