16627-11-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16627-11-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,6,2 and 7 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 16627-11:
(7*1)+(6*6)+(5*6)+(4*2)+(3*7)+(2*1)+(1*1)=105
105 % 10 = 5
So 16627-11-5 is a valid CAS Registry Number.