1293996-04-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1293996-04-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,3,9,9 and 6 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1293996-04:
(9*1)+(8*2)+(7*9)+(6*3)+(5*9)+(4*9)+(3*6)+(2*0)+(1*4)=209
209 % 10 = 9
So 1293996-04-9 is a valid CAS Registry Number.