753401-43-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 753401-43-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,3,4,0 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 753401-43:
(8*7)+(7*5)+(6*3)+(5*4)+(4*0)+(3*1)+(2*4)+(1*3)=143
143 % 10 = 3
So 753401-43-3 is a valid CAS Registry Number.