1235579-17-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1235579-17-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,5,5,7 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1235579-17:
(9*1)+(8*2)+(7*3)+(6*5)+(5*5)+(4*7)+(3*9)+(2*1)+(1*7)=165
165 % 10 = 5
So 1235579-17-5 is a valid CAS Registry Number.