34764-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34764-40-4 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, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 34764-40:
(7*3)+(6*4)+(5*7)+(4*6)+(3*4)+(2*4)+(1*0)=124
124 % 10 = 4
So 34764-40-4 is a valid CAS Registry Number.