68652-43-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68652-43-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,6,5 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 68652-43:
(7*6)+(6*8)+(5*6)+(4*5)+(3*2)+(2*4)+(1*3)=157
157 % 10 = 7
So 68652-43-7 is a valid CAS Registry Number.