389891-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 389891-43-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,9,8,9 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 389891-43:
(8*3)+(7*8)+(6*9)+(5*8)+(4*9)+(3*1)+(2*4)+(1*3)=224
224 % 10 = 4
So 389891-43-4 is a valid CAS Registry Number.
389891-43-4Relevant academic research and scientific papers
Novel cephalosporin compounds and process for preparing the same
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, (2008/06/13)
The present invention relates to a novel cephalosporin compound, and pharmaceutically acceptable non-toxic salt, physiologically hydrolysable ester, hydrate, solvate or isomer thereof, to a pharmaceutical composition containing the compound and to a proce
