214344-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 214344-75-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,3,4 and 4 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 214344-75:
(8*2)+(7*1)+(6*4)+(5*3)+(4*4)+(3*4)+(2*7)+(1*5)=109
109 % 10 = 9
So 214344-75-9 is a valid CAS Registry Number.