27164-16-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27164-16-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,1,6 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 27164-16:
(7*2)+(6*7)+(5*1)+(4*6)+(3*4)+(2*1)+(1*6)=105
105 % 10 = 5
So 27164-16-5 is a valid CAS Registry Number.