1569299-99-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1569299-99-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,6,9,2,9 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1569299-99:
(9*1)+(8*5)+(7*6)+(6*9)+(5*2)+(4*9)+(3*9)+(2*9)+(1*9)=245
245 % 10 = 5
So 1569299-99-5 is a valid CAS Registry Number.