What is best method to protect one -NH of piparazine with benzyl bromide?

we want to protect one free -NH of piprazine with benzyl bromine using K2CO3 in CH3CN. any suggestion recommendation is appreciated.

03 April 2019 2,444 2 View

What is best Mass spectrometry book with detail description of all types of mass analyzers?

Mass analyzers in Mass Spectrometry

09 October 2018 4,245 3 View

How we can calculate no of rotatable bonds in an organic molecule?

is there any free software for this purpose, can we do it by Chemdraw.

06 July 2018 5,807 3 View

Any group who can perform in vitro/ in vivo MAO-B inhibition activit of newly synthesized propargylamines?

We need biochemist partners to perform MAO-B inhibitor or other enzyme inhibition activities on oue newly synthesized propargylamines.

31 December 2017 2,819 2 View

Can anyone please suggest me a very comprehensive yet advanced book on natural produts covering introduction, isolation and major classes?

if possible please send me the pdf of book

31 December 2017 8,574 4 View

Can anyone suggest why reaction of tetrahydropyridine-2,3-dicarboxylate with hydrazine hydrate isn't successful in refluxing EtOH or MeOH?

31 December 2015 7,792 15 View

AgOTf or AgSbF6 which is more strong lewis acid?

Which one acts as more strong Lewis Acid?

08 September 2014 4,719 4 View

Does aniline stick in columns during column chromatography?

I made schiff base of carbazole aldehyde using excess of aniline, now I need to purify the product. I was just wondering will my schiff base remain stable at column and aniline will come first, or...

07 August 2014 1,298 8 View

What is the best method for synthesis of primery amines by gabreil synthesis?

Does it need acidic workup, or simple extraction with some organic solvent is OK. I already have this paper but some literature say we need acidic work up for complete removal of pthalylhydrazide...

08 September 2013 6,795 7 View

Can someone advise on whether 1-bromomethylpyrene is light sensitive or not, and does it degrade on silica?

My 1-bromomethylpyrene is pure by 1H, 13CNMR and GC-MS, but when ever I take Tlc it gives 4 or 5 spots. I am unable to understand. There is not a single extra peak in 1H and 13CNMR.

06 July 2013 5,589 2 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to upload pdf of my articles published?

How to upload pdf of my articles published?

03 March 2021 2,183 3 View

Would adding books published in Lambert Publishers increase my RG impact?

There are some books published in LAP. Shall I add it to the RG?

02 March 2021 2,753 1 View

Is it possible to remove a preprint posted by a journal which is already rejected?

As we know many journals are posting preprints (DOI) in advance before the peer-review process. However, there is no guarantee that the preprints get published. The journal's reviewers undergo the...

01 March 2021 5,778 2 View

Is Journal of Agricultural Research a predator?

it is published by Juniper

28 February 2021 354 4 View

How can I publish a manuscript in free or low cost journal with good H-Index?

Dear all I am going to publish my manuscript which is from my thesis in a good H-Index journal but I found them very expensive(I don't have financial support) based on the exchange currency of my...

28 February 2021 7,800 6 View

Which software is better to write systematic review paper?

We have seen some authors use some software to write review paper. As obvious, the study of all published papers concerning our studying field is not possible and these software can help us to...

27 February 2021 6,296 1 View

Can I put a figure that was drawn by Bio-Render in publication paper?

I want to publish paper in journal but I have figures which have drawn with bio-renders, can I put them in the paper or which other software I can use to draw them?

27 February 2021 8,179 1 View

Can anyone please help me in processing SAR SLC data to generate interferogram using SNAP?

I have two scenes of the study area, one top and the other bottom. As per the tutorials and papers published, the step include coregistering the master sand slave images. However, when i try to...

24 February 2021 6,372 1 View

How do I change a preprint to published?

I want to know how to change the status of an article.

21 February 2021 1,536 2 View