102545-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102545-49-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,5,4 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 102545-49:
(8*1)+(7*0)+(6*2)+(5*5)+(4*4)+(3*5)+(2*4)+(1*9)=93
93 % 10 = 3
So 102545-49-3 is a valid CAS Registry Number.