1293980-09-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1293980-09-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,3,9,8 and 0 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1293980-09:
(9*1)+(8*2)+(7*9)+(6*3)+(5*9)+(4*8)+(3*0)+(2*0)+(1*9)=192
192 % 10 = 2
So 1293980-09-2 is a valid CAS Registry Number.