57802-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57802-02-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,8,0 and 2 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57802-02:
(7*5)+(6*7)+(5*8)+(4*0)+(3*2)+(2*0)+(1*2)=125
125 % 10 = 5
So 57802-02-5 is a valid CAS Registry Number.
57802-02-5Relevant academic research and scientific papers
Penicillin esters
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, (2008/06/13)
There disclose new penicillin esters and S-oxides thereof which are of value as intermediates for the preparation of various cephalosporin antibiotics.
