El Sayed M. El Sayed

6 Questions 17 Answers 0 Followers

Questions related from El Sayed M. El Sayed

Are there PhD programs worldwide for getting PhD by publications in chemistry?

Hi there, I know that some UK universities can provide PhD by publications in medical sciences, but I cannot have idea about which universities worldwide that provide PhD by publications in...

06 February 2023 2,422 2 View

How can I change the synthetic conditions for powder product into single crystal growth?

I am working on growing MOF crystals based on hexatopic linker for different metals. Upon using some synthetic conditions it gave fast precipitation into powder material after heating for half...

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How to convert anhydrides into acid hydrazide?

Dear colleagues, kindly share me your experience to convert phthalic anhydride into phthalic hydrazide Thanks in advance

24 April 2019 8,836 11 View

How can we retain the topology by symmetric elongation?

In metal-organic frameworks Give example on how the precise geometry of the organic linker alters the resultant framework topology, and how we retain the topology by symmetric elongation?

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How can we conduct reactions for insoluble materials?

I am working on metal organic polyhedra topic to synthesize new metal-organic cages or other based frameworks. I want to conduct postsynthetic modification for one cage, but the solubility is very...

10 April 2019 4,754 14 View

How to prevent HCl from attacking in situ synthesized imine material?

I perform reaction between compound 1 (liberates HCl upon hydrolysis) and in situ synthesized imine compound 2 at 65 centigrade The hydrolysis step is essential for CPD1 to work, but the...

01 January 1970 2,759 5 View