223645-48-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223645-48-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,6,4 and 5 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 223645-48:
(8*2)+(7*2)+(6*3)+(5*6)+(4*4)+(3*5)+(2*4)+(1*8)=125
125 % 10 = 5
So 223645-48-5 is a valid CAS Registry Number.