14507-18-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14507-18-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,5,0 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 14507-18:
(7*1)+(6*4)+(5*5)+(4*0)+(3*7)+(2*1)+(1*8)=87
87 % 10 = 7
So 14507-18-7 is a valid CAS Registry Number.