1239896-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1239896-49-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,9,8,9 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1239896-49:
(9*1)+(8*2)+(7*3)+(6*9)+(5*8)+(4*9)+(3*6)+(2*4)+(1*9)=211
211 % 10 = 1
So 1239896-49-1 is a valid CAS Registry Number.