159697-94-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159697-94-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,6,9 and 7 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 159697-94:
(8*1)+(7*5)+(6*9)+(5*6)+(4*9)+(3*7)+(2*9)+(1*4)=206
206 % 10 = 6
So 159697-94-6 is a valid CAS Registry Number.