22148-80-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22148-80-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,1,4 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 22148-80:
(7*2)+(6*2)+(5*1)+(4*4)+(3*8)+(2*8)+(1*0)=87
87 % 10 = 7
So 22148-80-7 is a valid CAS Registry Number.