16412-66-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16412-66-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,4,1 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 16412-66:
(7*1)+(6*6)+(5*4)+(4*1)+(3*2)+(2*6)+(1*6)=91
91 % 10 = 1
So 16412-66-1 is a valid CAS Registry Number.