1629-82-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1629-82-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,6,2 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1629-82:
(6*1)+(5*6)+(4*2)+(3*9)+(2*8)+(1*2)=89
89 % 10 = 9
So 1629-82-9 is a valid CAS Registry Number.