14905-34-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14905-34-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,9,0 and 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 14905-34:
(7*1)+(6*4)+(5*9)+(4*0)+(3*5)+(2*3)+(1*4)=101
101 % 10 = 1
So 14905-34-1 is a valid CAS Registry Number.