274681-16-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 274681-16-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,4,6,8 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 274681-16:
(8*2)+(7*7)+(6*4)+(5*6)+(4*8)+(3*1)+(2*1)+(1*6)=162
162 % 10 = 2
So 274681-16-2 is a valid CAS Registry Number.