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Substitution

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  • Tagging-detagging for purification of radiotracers

    Veronique Gouverneur and colleagues from the University of Oxford and AstraZeneca, Cheshire, have developed a novel tagging-detagging strategy. This could be extremely useful for the purification of known and novel 18F-radiotracers for Positron Emission Tomography. It is the first detagging process more

  • Blockbusters Going off Patent - Opportunities for Generics

    With an ageing population and expensive drugs driving healthcare costs upwards, generic medicines are gaining significance in Europe. The governments are under tremendous pressure to reduce healthcare expenditure. In this scenario, generics are widely regarded as the best method to allow access to s more

  • Chevron to begin construction on polyethylene pipe plant in Kazakhstan

    ATYRAU, KAZAKHSTAN, Aug. 29, 2001 -- Chevron Munaigas Inc. announced today that construction is to begin on the first high-density polyethylene pipe manufacturing facility in Kazakhstan. The plant will produce plastic pipe that can be used in irrigation, sewer, water and gas distribution systems. more

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  • Colombia Agribusiness Report Q4 2012

    In recent years, Colombian agricultural producers have been hit hard by the effects of La Niña weather phenomenon, which has brought devastating rains, causing widespread damage to crops and infrastructure. Now, however, producers are preparing for the possible arrival of El Niño, which could bring more

  • Belarus Pharmaceuticals and Healthcare Report Q1 2011

    According to BMI’s updated forecast, Belarus’s pharmaceutical market will return to US dollar growth during 2011, with the market contraction seen in 2009 and 2010 mainly the product of a weak local currency. Our current forecast sees the market recovering to a five-year compound annual growth rate more

  • Russia Pharmaceuticals and Healthcare Report Q1 2011

    BMI has scaled down some of its expectations for full-year 2010 market growth, but retains its essentiallybullish forecast of a five-year compound annual growth rate (CAGR) of 14.46% between 2009 and 2014. Thistrails the 20% plus growth rates seen before 2009, the combination of growth from a higher more

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KOLTEX COLOR s.r.o. - Silicon carbide

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Rahu Catalytics Home

Home Markets Textiles Pulp and Paper Environment Industrial and Institutional Cleaning Markets CASE Chemical Synthesis Team News Technology Partners Contact Us Site Map  |  Accessibility Job Opportunity RahuCat is looking for a Technical Marketing Executive to be located preferably in our Head Offic more

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Definition

Electrophilic substitution

Electrophilic substitution Electrophilic substitution reactions are chemical reactions in which an electrophile displaces another group, typically but not always hydrogen . Electrophilic substitution is characteristic of aromatic compounds. El ... more

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