473438-34-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 473438-34-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,3,4,3 and 8 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 473438-34:
(8*4)+(7*7)+(6*3)+(5*4)+(4*3)+(3*8)+(2*3)+(1*4)=165
165 % 10 = 5
So 473438-34-5 is a valid CAS Registry Number.