297138-00-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 297138-00-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,7,1,3 and 8 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 297138-00:
(8*2)+(7*9)+(6*7)+(5*1)+(4*3)+(3*8)+(2*0)+(1*0)=162
162 % 10 = 2
So 297138-00-2 is a valid CAS Registry Number.