57272-39-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57272-39-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,2,7 and 2 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 57272-39:
(7*5)+(6*7)+(5*2)+(4*7)+(3*2)+(2*3)+(1*9)=136
136 % 10 = 6
So 57272-39-6 is a valid CAS Registry Number.