1259959-43-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1259959-43-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,9,9,5 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1259959-43:
(9*1)+(8*2)+(7*5)+(6*9)+(5*9)+(4*5)+(3*9)+(2*4)+(1*3)=217
217 % 10 = 7
So 1259959-43-7 is a valid CAS Registry Number.