147953-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 147953-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,9,5 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 147953-53:
(8*1)+(7*4)+(6*7)+(5*9)+(4*5)+(3*3)+(2*5)+(1*3)=165
165 % 10 = 5
So 147953-53-5 is a valid CAS Registry Number.