207682-54-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 207682-54-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,6,8 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 207682-54:
(8*2)+(7*0)+(6*7)+(5*6)+(4*8)+(3*2)+(2*5)+(1*4)=140
140 % 10 = 0
So 207682-54-0 is a valid CAS Registry Number.