What is the actual mechanism of industrial preparation of phthalocyanine using phthalic anhydride, urea and ammonium molybdate as catalyst?

14 May 2017 1 8K Report

i cant find the detailed mechanism behind this reaction like what is mode of action of the catalyst how it assists the reaction. what are various chemical steps involved in the reaction?

Tomás Allende

This paper may provide some insight.

Article Electrosynthesis of Phthalocyanines: Influence of Solvent

Badges
Science topic

Similar topics
Chemistry
Carbon

More Huma Khizar's questions See All

Fast Track Publication Regarding Sustainability and ICT?

Can someone recommend me “highly Fast track” sustainability or related journals having scope to publish SDG 3 “Good health and wellbeing” from the perspective of ICT and E-Health? I really...

01 November 2023 3,770 1 View

How we can calculate the Formation energy of a single perovskite material such as MgFeH3 in KJ/mol.H2? I have calculated in eV/atom. I need KJ/mol.H2?

How we can calculate the Formation energy of a single perovskite material such as MgFeH3 in KJ/mol.H2? I have calculated in eV/atom. Please guide me on how I can convert -18.1 eV/atom to KJ/mol.H2

30 September 2023 7,838 1 View

How can i combine RNAseq gene expression data from fresh frozen and FFPE samples?

I want to compare baseline vs relapsed samples in an RNAseq cohort with FFPE (14) and some fresh frozen (7) samples. From clustering, it seems that FFPE and FF (fresh frozen) samples are forming...

20 November 2022 7,840 1 View

How can we calculate Spectroscopic limited maximum efficiency (SLME) by using CASTEP code?

04 August 2022 7,967 0 View

How can i measure the resistivity of the mgo nanowires deposited on the silicon substrate?

how can i measure the resistivity of the mgo nanowires deposited on the silicon substrate?

08 June 2022 6,527 2 View

How we can depsoit electrode on susbtrate ?

i wnt to deposit Au or Al electrode on my silsicon substrate deposited with nanowires can any one help me how i can do this by myself the companies iam approaching are very expensive ..

11 May 2022 952 8 View

XRD of MgO nanowires deposited on silicon susbstrate?

i need to know the exact step size and scan speed for the MgO nanowires xrd deposited on the silicon susbtrate whenever i do xrd it just shows silicon peak and MgO peaks gets vanished at the end...

28 March 2022 3,751 4 View

What could be the most common genetic reasons of segregation in the parental genotypes?

Among wheat or other self pollinated cereal crops

13 February 2022 1,159 8 View

Is it possible to build single walled carbon nanotube with changing size throughout the tube length, in Materials Studio?

Hi, I am trying to build SWCNT with continuously changing tube diameter using Materials Studio. I can build a uniform size SWCNT, but I don't know how to change the size of SWCNT along the radial...

17 January 2022 5,302 1 View

How to interpret if the path from X to M is negative and M to Y is also negative but the indirect effect come out positive? how can i interpret it?

I have a model in which there is a negative relationship between IV and mediator and mediator to the outcome. But the indirect effect in case of mediation analysis comes out as positive. how it...

12 January 2022 5,435 2 View

I want to remove Urea from my protein sample?

I want to remove Urea from my protein (6kDa) sample. I did use : 1. Step down the Urea gradient (dialysis) in order to remove urea and refold my protein, but my protein still contains urea in the...

06 August 2024 1,350 4 View

Need heterogeneous catalysts calcined before reduction?

Metal-containing heterogeneous catalysts often need to be calcined before reduction, so what are some examples of catalysts that perform better without calcination? What is the reason and how many...

05 August 2024 909 2 View

I have calcined my catalysts without flowing air from the compressed air cylinder will there be any problem with my reaction if i use that catalysts?

FYI Catalyst is MFI zeolite Si/Al = 140,25.40.11.5,15 I am using this catalyst to study methanol to DME conversion

25 July 2024 2,486 2 View

Thin DNA gel loading sample tips?

I have a 0.25mM thick gel and I am having trouble cleaning out the wells to ensure constant sample application. I usually use a thin syringe to get into the wells and rinse them out with running...

01 July 2024 2,124 2 View

Alternative binders other than Nafion solution?

Hi Everyone, I plan to deposit a catalyst (TS-1@Co-PDA, in the core: TS-1 zeolite with a shell of Polydopamine designed with Cobalt) on a rotating ring-disk electrode (RRDE) to evaluate the...

29 June 2024 8,203 3 View

Which is true nano nitrogen or nano urea?

Some scientists use nano nitrogen and some use nano urea, even though the process used the same for preparation. So, which is true nano nitrogen or nano urea?

28 June 2024 2,885 6 View

Agriculture, Environmental pollution, Technology, Management?

Fertilizers play a crucial role in enhancing the productivity of plants. However, low nutrient use efficiencies of conventional fertilizers (CFs) associated with several losses have led to...

21 June 2024 8,843 3 View

Why reaction order is changing with temperature? Is it a non elementary reaction?

I am performing catalytic metal supported benzyl alcohol reaction kinetics in presence of potassium carbonate base. Every time order change observed at lower catalyst conc. It showing zero order...

20 June 2024 7,100 2 View

Ni-NTA protein purification - how to obtain higher yield concentration?

Hello, I am trying to purify a 6X-His tagged protein using Ni-NTA chromatography. However, I obtain very less yield & concentration; and considerable protein in load flow through. Any...

16 June 2024 5,876 5 View

How to perform the DFT calculation on the mechanism of Photocatalytic CO2 reduction with water?

Dear Researchers, I hope this email finds you well. I am currently working on research involving DFT calculations to study the mechanism of CO2 reduction using a catalyst with water as the...

14 June 2024 4,612 4 View