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D-α-(2-Oxo-3-mesyl-imidazolidin-1-carboxamido)-phenylessigsaeure is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42057-28-3

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42057-28-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42057-28-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,0,5 and 7 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 42057-28:
(7*4)+(6*2)+(5*0)+(4*5)+(3*7)+(2*2)+(1*8)=93
93 % 10 = 3
So 42057-28-3 is a valid CAS Registry Number.

42057-28-3Downstream Products

42057-28-3Relevant academic research and scientific papers

Mezlocillin: A Penicillin from the Acylureido Series / Synthesis and chemical properties

Koenig, H.-B.,Metzger, K. G.,Offe, H.-A.,Schroeck, W.

, p. 88 - 90 (2007/10/02)

Mezlocillin, 6--penicillanic acid, is a new semisynthetic acylureido-penicillin with a broad spectrum of antibacterial activity.The synthesis of mezlocillin from ampicillin and the from 6-aminopenicillanic acid and the physico-chemical properties are described.Mezlocillin is cleaved by penicillinase to the penicilloate which is degraded further by acids to the penilloate. - Key words: Acylureido series; Mezlocillin, chemical properties, synthesis; Penicillins

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