5753-34-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5753-34-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,7,5 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 5753-34:
(6*5)+(5*7)+(4*5)+(3*3)+(2*3)+(1*4)=104
104 % 10 = 4
So 5753-34-4 is a valid CAS Registry Number.