4652-43-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4652-43-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,5 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 4652-43:
(6*4)+(5*6)+(4*5)+(3*2)+(2*4)+(1*3)=91
91 % 10 = 1
So 4652-43-1 is a valid CAS Registry Number.