1290210-25-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1290210-25-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,0,2,1 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1290210-25:
(9*1)+(8*2)+(7*9)+(6*0)+(5*2)+(4*1)+(3*0)+(2*2)+(1*5)=111
111 % 10 = 1
So 1290210-25-1 is a valid CAS Registry Number.