34750-39-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34750-39-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,7,5 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 34750-39:
(7*3)+(6*4)+(5*7)+(4*5)+(3*0)+(2*3)+(1*9)=115
115 % 10 = 5
So 34750-39-5 is a valid CAS Registry Number.