166042-86-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 166042-86-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,0,4 and 2 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 166042-86:
(8*1)+(7*6)+(6*6)+(5*0)+(4*4)+(3*2)+(2*8)+(1*6)=130
130 % 10 = 0
So 166042-86-0 is a valid CAS Registry Number.