1290145-09-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1290145-09-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,0,1,4 and 5 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1290145-09:
(9*1)+(8*2)+(7*9)+(6*0)+(5*1)+(4*4)+(3*5)+(2*0)+(1*9)=133
133 % 10 = 3
So 1290145-09-3 is a valid CAS Registry Number.