Similar(60)
In this case the initial screen will need to be followed by further rounds of purchase of compound analogues and screening to validate and expand the SAR around the hits.
The first phase of the search identified about 20,000 compounds, while the second phase led to the selection and purchase of 50 compounds with LigScore2 (Accelrys) values> = 6.8.
A third requirement was that the suggested chemical formulas extracted from the accurate mass (via the elemental composition tool in Xcalibur, Thermo Fisher) should be present in the NIST spectral database and optimally be attributed a CAS number to simplify the purchase of the compounds for further confirmation studies.
The spectra were compared against in-house and purchased libraries of compounds that included pesticides, polychlorinated biphenyls (PCBs), parent and substituted PAHs, pharmaceuticals, phthalates, as well as other compounds.
We thank Drs. Geoffrey Greene and Milan Mrksich for making the compound library available to us for screening and the University of Chicago Cancer Research Center for enabling purchase of the compound library.
Still in escrow is Ryan Seacrest's purchase of Ellen DeGeneres Beverly Hillss compound for an estimated $37 million.
To explore the requirements for activity against the NS2 autoprotease in vitro, a range of structurally similar compounds were tested, sourced from both in-house synthesis of variants, and via purchase of commercially available compounds judged to be potentially similar to compound 160 using the ROCS software.
Singer-songwriter-producer Pharrell Williams has joined the throng of celebrity home buyers in Hollywood Hills West with the purchase of a contemporary compound for $7.14 million.
New batches of compounds were purchased, and the authenticity of each compound was determined using MS and NMR analysis (see Figure S3 in the Supporting Information).
Acetaldehyde, 2-butanone and 2-pentanone were bought from Acros Organics (Geel, Belgium) 2-methyl-1-butene from Chemsampco (Dallas, TX, USA), and rest of compounds were purchased from Sigma-Aldrich (Steinheim, Germany).
The majority of compounds were purchased from Sigma Aldrich; psammaplin A and UVI5008 were obtained by Prof. A. de Lera, BMS641 was a kind gift of BMS Pharma, SAHA was a kind gift of Merck and MS-275 was purchased from Alexis.
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