34764-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34764-83-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,7,6 and 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 34764-83:
(7*3)+(6*4)+(5*7)+(4*6)+(3*4)+(2*8)+(1*3)=135
135 % 10 = 5
So 34764-83-5 is a valid CAS Registry Number.