684270-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 684270-41-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,4,2,7 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 684270-41:
(8*6)+(7*8)+(6*4)+(5*2)+(4*7)+(3*0)+(2*4)+(1*1)=175
175 % 10 = 5
So 684270-41-5 is a valid CAS Registry Number.