234773-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 234773-34-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,4,7,7 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 234773-34:
(8*2)+(7*3)+(6*4)+(5*7)+(4*7)+(3*3)+(2*3)+(1*4)=143
143 % 10 = 3
So 234773-34-3 is a valid CAS Registry Number.