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Synthesis of 3,4,5-trimethoxy cinnamic acid using green Knoevenagel condensation
DrDevice,

A very nice piece of experimentation on one of my favorite reactions.

AvB
1-1-2023 at 17:53
by: AvBaeyer
Heterocyclic Drugs Synthesis Review
I came across this review which may be known to some of you. I found it reasonably interesting becau ...
5-11-2022 at 13:40
by: AvBaeyer
Learn using TLC for analysis
Mateo_swe,

I did not say the chinese plates were no good. I said that several years ago plate to ...
10-10-2022 at 18:21
by: AvBaeyer
Learn using TLC for analysis
Some further comments-

Good glass cutter: I use a wheel type which I bought at Ace hardware. It i ...
6-10-2022 at 15:48
by: AvBaeyer
On The Synthesis of Nicotine
Chem Science -

Thanks for the reference helping justify your step III. Have fun with the synthes ...
6-10-2022 at 15:20
by: AvBaeyer
Learn using TLC for analysis
1. Use F254 dopped plates and get a short wavelength uv source for visualization. Keep in mind that ...
5-10-2022 at 18:59
by: AvBaeyer
On The Synthesis of Nicotine
Steps I and II seem ok in terms of potential success. I do not accept step III as a highly probable ...
5-10-2022 at 18:33
by: AvBaeyer
The DARK Side of Organic Synthesis
Here are the links to the journal issues with the neuroscience DARK side articles.

https://pubs. ...
4-8-2022 at 18:36
by: AvBaeyer
The DARK Side of Organic Synthesis
I stumbled across this very interesting review while searching for something completely unrelated. I ...
3-8-2022 at 14:05
by: AvBaeyer
Cleaning Up Hexane with Rooto Sulfuric Acid
I erred in the boiling point data re hexanes. It distills at 66-67C with the remainder 68-70C to dr ...
28-7-2022 at 18:05
by: AvBaeyer
Cleaning Up Hexane with Rooto Sulfuric Acid
Perhaps I can expand a bit on the process to address some of the foregoing comments. Technical hexan ...
27-7-2022 at 13:52
by: AvBaeyer
Cleaning Up Hexane with Rooto Sulfuric Acid
I typically purchase tech grade hexanes in bulk and then clean it up and distill as required. The fi ...
26-7-2022 at 19:11
by: AvBaeyer
The Short Questions Thread (4)
The reaction of t-butyl chloride with ammonia is destined for failure. t-Butyl chloride is a tertiar ...
20-6-2022 at 19:46
by: AvBaeyer
Koh and dcm
I have run alkylation reactions using powdered KOH in DCM at ice bath temps with no problems.

AvB
28-5-2022 at 18:11
by: AvBaeyer
The Short Questions Thread (4)
Dry, very dry.

AvB
27-5-2022 at 19:08
by: AvBaeyer
Where do nice colors in nature originate from ?
A few years ago a book along the lines of the OP's question was published:

David Lee, "Nature's P ...
27-5-2022 at 18:52
by: AvBaeyer
The Short Questions Thread (4)
Solo,

Here is the bromination of p-aminoacetophenone with NaBr/Oxone in aqueous acetonitrile. I ...
13-5-2022 at 20:00
by: AvBaeyer
The Short Questions Thread (4)
Solo,

Solo:

4-Aminoacetophenone has been iodinated with KI/hydrogen peroxide.
Reddy et al., ...
13-5-2022 at 16:09
by: AvBaeyer
anyone have experience forming grignards from chlorobenzene
Grignard reagent from chlorobenzene:

Jezierski, Roczniki Chem., 20, 47-53 (1946); Chem. Abstr. 42 ...
12-5-2022 at 08:35
by: AvBaeyer
An Article for Thought and Discussion

https://www.wired.co.uk/article/making-science-more-open-is-good-for-research-but-bad-for-security ...
2-5-2022 at 18:05
by: AvBaeyer
Catalyst for Amide hydrolysis
There is a known method for the "gentle" hydrolysis of an amide in order to isolate the amine portio ...
29-4-2022 at 18:01
by: AvBaeyer
Reduction of 4-Chloro-3-nitrotoluene failure
Your biggest problem is that you are probably also reducing off the chlorine atom or involving that ...
28-4-2022 at 18:55
by: AvBaeyer
Quantitative test of a sample of ostarine
Fery's suggestion of the melting point is the first step to follow up on. If that checks you are ok ...
28-4-2022 at 18:47
by: AvBaeyer
Can Platinum be used as a hydrogenation catalyst?
Well said, SWIM.

AvB
18-4-2022 at 18:08
by: AvBaeyer
Staining TLC plates with iodine - Why use silica or sand?
I have used the I2-silica gel method and it works no better than just some iodine in a jar. I have n ...
18-4-2022 at 18:06
by: AvBaeyer
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