نتایج جستجو برای: solid acids

تعداد نتایج: 449142  

Journal: :Bulletin of the Chemical Society of Japan 1973

Journal: :Organic chemistry frontiers 2021

We developed o-triazenylarylboronic acids as stable solid aryne precursors, which generate arynes under mild conditions using silica gel the sole reagent and undergo reactions with a range of arynophiles both in solution solid-state.

2012
G Kauczor C Delebinski S Jäger K Seeger G Seifert

Purpose Paediatric solid cancers such as osteosarcoma, Ewing ́s sarcoma, rhabdomyosarcoma and neuroblastoma are the most common cancers in children besides leukemia. These cancers have a poor prognosis, are highly metastatic and often resistant to current therapeutic approaches. Viscum album L. (mistletoe) is one of the most widely used complementary cancer therapies in Germany but little is kno...

2008
M. J. Archer B. Lin

The identification of low abundance target nucleic acids in a complex matrix can be challenging due to the abundance background material. Current methods use two-step processes which are time consuming, prone to contamination and usually limited to one pathogen. In this study we describe a single-step target-capture approach using magnetic microbeads with capture probes covalently attached thro...

2000
Karen Wilson James H. Clark

Tightening environmental legislation is driving the fine and speciality chemicals industries to consider alternative processes that avoid the use of conventional mineral acids. The use of heterogeneous catalysts in these processes would vastly simplify catalyst removal, minimizing the amount of waste formed. However, diffusion limitation of liquids within porous solids dictates that effective s...

Extended Abstract Introduction and Objective: To overcome the problems caused by animal feed shortages, efforts are made to increase the availability of nutrients and their digestibility, such as improving the nutritional value of forage plants through biological processing. Schizophyllum commune is an edible fungus of the basidiomycete’s family that has been used for biological processing of ...

Toktam Faal Rastegar was born in Quchan (Iran). She completed her B.Sc. in Chemistry in 2005 from Ferdowsi University, Mashhad. She was graduated from M.Sc. degree in Organic Chemistry from Bu-Ali Sina University (2008), Hamadan, Iran. She is currently Organic Chemistry Ph.D student under the supervision of Prof. A. Khazaei and Prof. M.A. Zolfigol in Department of Chemistry at Bu-Ali Sina Unive...

Toktam Faal Rastegar was born in Quchan (Iran). She completed her B.Sc. in Chemistry in 2005 from Ferdowsi University, Mashhad. She was graduated from M.Sc. degree in Organic Chemistry from Bu-Ali Sina University (2008), Hamadan, Iran. She is currently Organic Chemistry Ph.D student under the supervision of Prof. A. Khazaei and Prof. M.A. Zolfigol in Department of Chemistry at Bu-Ali Sina Unive...

ارزانی, کاظم , برزگر, محسن , خوش قلب, حسن , ملکوتی, محمد جعفر ,

Changes of the main sugars and organic acids content in Asian pear (Pyrus serotina Rehd.) Cultivars ‘KS’9 and ‘KS’13 grown in Tehran were studied from fruit set to maturity. The main sugars and organic acids content in fruits were determined 1 and 2 months before harvest, at the time of harvest and 1, 2 months after harvest time using High Performance Liquid Chromatography (HPLC). Fruits were s...

ژورنال: علوم آب و خاک 2008
ارزانی, کاظم , برزگر, محسن , خوش قلب, حسن , ملکوتی, محمد جعفر ,

Changes of the main sugars and organic acids content in Asian pear (Pyrus serotina Rehd.) Cultivars ‘KS’9 and ‘KS’13 grown in Tehran were studied from fruit set to maturity. The main sugars and organic acids content in fruits were determined 1 and 2 months before harvest, at the time of harvest and 1, 2 months after harvest time using High Performance Liquid Chromatography (HPLC). Fruits were s...

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