1353961-81-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1353961-81-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,3,9,6 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1353961-81:
(9*1)+(8*3)+(7*5)+(6*3)+(5*9)+(4*6)+(3*1)+(2*8)+(1*1)=175
175 % 10 = 5
So 1353961-81-5 is a valid CAS Registry Number.