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42580-60-9

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42580-60-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42580-60-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,5,8 and 0 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 42580-60:
(7*4)+(6*2)+(5*5)+(4*8)+(3*0)+(2*6)+(1*0)=109
109 % 10 = 9
So 42580-60-9 is a valid CAS Registry Number.

42580-60-9Relevant articles and documents

Biological and structure-activity evaluation of chalcone derivatives against bacteria and fungi

Silva, Wender A.,Andrade, Carlos Kleber Z.,Napolitano, Hamilton B.,Vencato, Ivo,Lariucci, Carlito,De Castro, Miria M. R. C.,Camargo, Ademir J.

, p. 133 - 144 (2013)

The present work describes the antibacterial and antifungal activities of several chalcones obtained by a straight Claisen-Schmidt aldol condensation determined by the minimal inhibitory concentration against different microorganisms (Gram-positive and Gram-negative bacteria and fungi). Solid state crystal structures of seven chalcones were determined by X-ray diffraction (XRD) analysis. Chemometric studies were carried out in order to identify a potential structureactivity relationship.

Green synthesis of novel chalcone and coumarin derivatives via Suzuki coupling reaction

Vieira, Lucas C.C.,Paix?o, Márcio Weber,Corrêa, Arlene G.

supporting information; experimental part, p. 2715 - 2718 (2012/07/14)

Chalcones and coumarins are important naturally occurring plant constituents and display a wide range of pharmacological and biological activities. In an environmentally benign approach, synthesis of biphenyl chalcone and coumarin derivatives was successfully accomplished via Suzuki coupling by using PEG-400 as a solvent under microwave irradiation. Salient feature of this methodology includes: short reaction time, good to excellent yields, and prominent tolerance of different functional groups.

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