57128-85-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57128-85-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,1,2 and 8 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57128-85:
(7*5)+(6*7)+(5*1)+(4*2)+(3*8)+(2*8)+(1*5)=135
135 % 10 = 5
So 57128-85-5 is a valid CAS Registry Number.
InChI:InChI=1/C9H17NO/c1-10(2)8-6-3-4-7(5-6)9(8)11/h6-9,11H,3-5H2,1-2H3