1019443-94-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1019443-94-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,4,4 and 3 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1019443-94:
(9*1)+(8*0)+(7*1)+(6*9)+(5*4)+(4*4)+(3*3)+(2*9)+(1*4)=137
137 % 10 = 7
So 1019443-94-7 is a valid CAS Registry Number.