223652-34-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223652-34-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,6,5 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 223652-34:
(8*2)+(7*2)+(6*3)+(5*6)+(4*5)+(3*2)+(2*3)+(1*4)=114
114 % 10 = 4
So 223652-34-4 is a valid CAS Registry Number.