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Piperazine, 1-[[5-[(4-methoxyphenyl)methoxy]-4-oxo-4H-pyran-2-yl]carbonyl]-4-meth yl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

137054-59-2

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137054-59-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137054-59-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,0,5 and 4 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 137054-59:
(8*1)+(7*3)+(6*7)+(5*0)+(4*5)+(3*4)+(2*5)+(1*9)=122
122 % 10 = 2
So 137054-59-2 is a valid CAS Registry Number.

137054-59-2Downstream Products

137054-59-2Relevant academic research and scientific papers

Piperaziniocephalosporins

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, (2008/06/13)

Antibacterial hydroxyarylpiperazinocephalosporins of the formula: STR1 wherein R1 is amino or acylamino; R2 is H or methoxy; R3 is alkyl; R4 is --(P--C--Q)n --, where P and Q each are H, alkyl or OH, or P and Q combine to form oxo, and n is 0 or 4; R5 is substituted or unsubstituted hydroxyaryl; R6 has a negative charge and is COO, or an anion in combination with an optionally protected carboxy; and X is O, S or S→O; an antibacterial preparation containing the same; a method for killing bacteria and preventing or treating bacterial infection by using the same; and syntheses of the cephalosporins are provided.

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