1245647-55-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1245647-55-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,5,6,4 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1245647-55:
(9*1)+(8*2)+(7*4)+(6*5)+(5*6)+(4*4)+(3*7)+(2*5)+(1*5)=165
165 % 10 = 5
So 1245647-55-5 is a valid CAS Registry Number.