1019489-94-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1019489-94-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,4,8 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1019489-94:
(9*1)+(8*0)+(7*1)+(6*9)+(5*4)+(4*8)+(3*9)+(2*9)+(1*4)=171
171 % 10 = 1
So 1019489-94-1 is a valid CAS Registry Number.