34656-31-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34656-31-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,6,5 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 34656-31:
(7*3)+(6*4)+(5*6)+(4*5)+(3*6)+(2*3)+(1*1)=120
120 % 10 = 0
So 34656-31-0 is a valid CAS Registry Number.