335693-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 335693-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,5,6,9 and 3 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 335693-71:
(8*3)+(7*3)+(6*5)+(5*6)+(4*9)+(3*3)+(2*7)+(1*1)=165
165 % 10 = 5
So 335693-71-5 is a valid CAS Registry Number.