نتایج جستجو برای: green chemistry

تعداد نتایج: 245338  

Journal: :Chemical Reviews 2007

Journal: :Journal of Synthetic Organic Chemistry, Japan 2003

Journal: :BioMed Research International 2014

Journal: :Clean Technologies and Environmental Policy 2012

Journal: :NEW SOLUTIONS: A Journal of Environmental and Occupational Health Policy 2009

Golnaz Parhizgar Mona Hosseini-Sarvari,

Epoxides undergo regioselective ring opening with various nucleophiles using catalytic amount of nano magnesium oxide and water as solvent under mild reaction conditions. The remarkable features of this method are improved yields, high regioselectivity, and green chemistry agreement.

2015
Seokpyo Hong Kilsoo Ahn Sungjune Kim Sungyong Gong

OBJECTIVES This study presents a methodology that enables a quantitative assessment of green chemistry technologies. METHODS The study carries out a quantitative evaluation of a particular case of material reutilization by calculating the level of "greenness" i.e., the level of compliance with the principles of green chemistry that was achieved by implementing a green chemistry technology. ...

2006

Many of the basic concepts of green chemistry are familiar to pollution prevention practitioners. The concepts of substituting less hazardous materials into chemical formulations and reducing wastes have been around for many years. Green chemistry has taken these concepts and expanded the scope of possibilities by fully evaluating all aspects of chemical reactions, processes and formulations. T...

Amidoalkyl-2-naphthols as synthetic intermediates play an important role in medicinal chemistry due to their remarkable biological and many pharmacological properties. Owing to the versatile biological activities, industrial and synthetic applications of these compounds, introduction of an alternative methodology is urgent in synthetic organic chemistry. Low yield and harsh reaction conditions ...

Journal: :The Journal of Academic Social Science Studies 2012

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