53824-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53824-99-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,8,2 and 4 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 53824-99:
(7*5)+(6*3)+(5*8)+(4*2)+(3*4)+(2*9)+(1*9)=140
140 % 10 = 0
So 53824-99-0 is a valid CAS Registry Number.
53824-99-0Relevant academic research and scientific papers
Substituted 3-hydroxy- or 3-oxo-cephams
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, (2008/06/13)
The invention relates to novel semisynthetic intermediates or relay compounds of use in the production of cephalosporins and related β-lactam antibiotic compounds. The novel compounds are 3-hydroxy- and 3-oxo-7-amino- and blocked amino --(6R,7R)-cephams.
