1515769-85-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1515769-85-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,1,5,7,6 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1515769-85:
(9*1)+(8*5)+(7*1)+(6*5)+(5*7)+(4*6)+(3*9)+(2*8)+(1*5)=193
193 % 10 = 3
So 1515769-85-3 is a valid CAS Registry Number.