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1-epi-N-ethylsisomicin is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

67650-39-9

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67650-39-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67650-39-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,6,5 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 67650-39:
(7*6)+(6*7)+(5*6)+(4*5)+(3*0)+(2*3)+(1*9)=149
149 % 10 = 9
So 67650-39-9 is a valid CAS Registry Number.

67650-39-9Relevant academic research and scientific papers

Semisynthetic Aminoglycoside Antibacterials. Part 9. Synthesis of Novel 1- and 3-Substituted and 1- and 3-epi-Substituted Derivatives of Sisomicin and Gentamicin from the 1- and 3-Oxo-derivatives

Boxler, Dena L.,Brambilla, Raymond,Davies, D. Huw,Mallams, Alan K.,McCombie, Stuart W.,at al.

, p. 2168 - 2185 (2007/10/02)

The conversion of selectively protected gentamicin and sisomicin derivatives into the 1- and 3-oxo-compounds by reaction with 3,5-di-t-butyl-1,2-benzoquinone is described.By application of suitable reductive techniques these oxo-aminoglucosides have been converted into novel 1- and 3-epi-, 1- and 3-deamino-1- and -3-hydroxy-, 1- and 3-deamino-1- and -3-epi-hydroxy, and 1-deamino-derivatives.A study of the 13C n.m.r. parameters of the 1-epi- and 1-deamino-derivatives has led to the assignment of novel solution conformations for these new aminoglycosides.

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