نتایج جستجو برای: mixed trialkylphosphates

تعداد نتایج: 220707  

Journal: :journal of physical & theoretical chemistry 2004
saved mojtaba moosavi shokofe aghabevzi mir abdullah s. sadiadi

the transesterification process of trimethylphosphate with ethanol and isopropanol is examined. it is found that the reaction does not proceed in the absence of base even at temperature up to 100°c, whereas in the presence of sodium alkoxide as a catalyst it takes place at room temperature leading to a mixture of mono-,bi-, tri-substitute esters as well as the minor by-products resulting from t...

Journal: : 2021

Trialkylphosphates are of considerable interest from the military-chemical point view as precursors highly toxic organophosphorus toxicants, possible products their decontamination, complexing agents in processes reprocessing used nuclear fuel, etc. Meanwhile, development ways to identify these substances is still its infancy. In addition, trialkylphosphates an interesting subject for search a ...

Mir Abdullah S. Sadiadi Saved Mojtaba Moosavi Shokofe Aghabevzi

The transesterification process of trimethylphosphate with ethanol and isopropanol is examined. It is found that the reaction does not proceed in the absence of base even at temperature up to 100°C, whereas in the presence of sodium alkoxide as a catalyst it takes place at room temperature leading to a mixture of mono-,bi-, tri-substitute esters as well as the minor by-products resulting from t...

Journal: :bulletin of the iranian mathematical society 2011
c. j. zhao

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان 1388

copper extraction from heap 3 low grade ore at sarchechmeh is limited due to its mixed composition (copper oxide and sulphide minerals). changing this heap to a bioheap could improve the copper recovery.

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