نتایج جستجو برای: phenyl alanine

تعداد نتایج: 54353  

Journal: :Acta Crystallographica Section E Structure Reports Online 2009

Journal: :Acta Crystallographica Section E Structure Reports Online 2014

Journal: :Acta Crystallographica Section A Foundations of Crystallography 2011

2008
Hoong-Kun Fun Samuel Robinson Jebas

In the crystal structure of the title compound, C(15)H(15)NO, the two benzene rings are twisted from each other by a dihedral angle of 47.97 (4)°. The crystal structure is stabilized by weak inter-molecular C-H⋯O and C-H⋯π inter-actions, and π-π inter-actions with a centroid-centroid distance of 3.8493 (5) Å are observed.

Journal: :hepatitis monthly 0
behzad einollahi nephrology and urology research center, baqiyatallah university of medical sciences, tehran, ir iran; nephrology and urology research center, baqiyatallah university of medical sciences, tehran, ir iran. tel/fax: +98-2188934125 alireza ghadian nephrology and urology research center, baqiyatallah university of medical sciences, tehran, ir iran ebrahim ghamar-chehreh 0 seyed moayed alavian middle east liver diseases center (meld), tehran, ir iran

conclusions the lee is a common finding among kidney transplant recipients. serial monitoring of aminotransferases, particularly alt, should be performed in all patients after kidney transplantation. patients and methods liver enzymes and other biochemical parameters were measured in all recipients. patients were divided into three groups, according to laboratory test time since transplantation...

Journal: :iranian journal of catalysis 2014
mehdi shafiee ahmad reza khosropour iraj mohammadpoor-baltork majid moghadam shahram tangestaninejad

reaction between aromatic aldehydes and 3–methyl-1-phenyl-2-pyrazoline-5-one catalyzed by nano-sio2/hclo4 in water under reflux provided a simple and efficient route for the synthesis of 4-((5-hydroxy-3-methyl-1-phenyl-1h-pyrazol-4-yl)(aryl)methyl)-3-methyl-1-phenyl-1h-pyrazol-5-ol derivatives in high yields.

2009
Tapash Chakraborty Harkesh B. Singh Ray J. Butcher

The title compound, C(15)H(17)NTe, is a heteroleptic Te, N-bidentate ligand having a short Te⋯N contact [2.8079 (16) Å] involving a secondary bonding inter-action between the amino N and Te(II) atoms. The Te-C bond [2.136 (2) Å] trans to the amino group is slightly elongated compared to the other Te-C bond [2.1242 (18) Å] due to the hypervalent inter-action. The bond angle for the trans N-Te-C ...

Quantum chemical (MNDo)caleulations have beenused toelucidate the molecular properties and structure - activity relationships of dihydropyridine (DHP) type calcium antagonists. There is a good corielation between the net atomic charges on various atoms of the 4 - phenyl ring of dihydropyridines and pharmacological activity. .Also, activity decreases with increasing free rotation of the phen...

Journal: :iranian journal of pharmaceutical sciences 0
popat b. mohite department of pharmaceutical chemistry, mes college of pharmacy, sonai, ahmednagar, maharashtra, india vaidhun h. bhaskar mp patel college of pharmacy, kapadwanj, gujrat, india

reaction of 5-phenyl tetrazole with ethyl chloroacetate to form ethyl (5-phenyl-1h-tetrazol-1-yl) acetate (1). compound 1 react with hydrazine hydrate in ethanol yield 2-(5-phenyl-1h-tetrazol-1-yl) acetohydrazide (2). the condensation of (2) with various aldehydes yield the corresponding substituted n'-[-arylidene]-2-(5-phenyl-1h-tetrazol-1-yl) acetohydrazide (3a- j). the compounds obtaine...

In this paper, a new nano-size ionic liquid (nIL) has been synthesized from D-phenylalanine and oxalic acid (D-Phe-OX) via a simple procedure. The obtained nIL has been characterized by the fourier transform infrared spectroscopy (FT-IR), energy-dispersive X-ray spectroscopy (EDAX), thermogravimetric analysis (TGA), nuclear magnetic resonance spectroscopy (1</sup...

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