166263-24-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 166263-24-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,2,6 and 3 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 166263-24:
(8*1)+(7*6)+(6*6)+(5*2)+(4*6)+(3*3)+(2*2)+(1*4)=137
137 % 10 = 7
So 166263-24-7 is a valid CAS Registry Number.