23007-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23007-34-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,0,0 and 7 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 23007-34:
(7*2)+(6*3)+(5*0)+(4*0)+(3*7)+(2*3)+(1*4)=63
63 % 10 = 3
So 23007-34-3 is a valid CAS Registry Number.