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Ring closing mechanism aab18011:
Could you please provide the references to your first two proposed reactions. Both of t ... |
15-12-2021 at 19:40 by: AvBaeyer |
Retrosynthesis Your target is cyclodecane-1,6-dione. It is typically made by ozonolysis of 1,2,3,4,5,6,7,8-octahydr ... |
11-11-2021 at 20:09 by: AvBaeyer |
Fractionally distilled benzyl chloride turns blue overnight How did you make your BnCl? More details are needed to assess your problem. I have made BnCl many ti ... |
5-11-2021 at 17:11 by: AvBaeyer |
Some experiments with cyanate ion woelen,
A very nice presentation - love the colors. Sodium and potassium cyanates are used in org ... |
22-10-2021 at 18:38 by: AvBaeyer |
Glycine anhydride, its preparation and cleavage to a dipeptide Boffis,
An encyclopedic source for information about amino acids and their chemistry is:
Green ... |
4-10-2021 at 19:45 by: AvBaeyer |
Beryllium compounds I suggest that you make yourself knowledgeable in the toxicity of beryllium and its compounds. This ... |
8-9-2021 at 18:10 by: AvBaeyer |
Forming oxalte salts of amines Using ethyl acetate to dry HCl salts is a very old trick - it is nice to see it reinvented! I learne ... |
26-8-2021 at 18:34 by: AvBaeyer |
Indole-3-Carbinol Oxidation What is missing here is the realization that indole-3-carbinol is a vinylog of a N-hydroxymethyl ani ... |
7-8-2021 at 18:45 by: AvBaeyer |
Ethylenediamine query Ethylenediamine is rarely found anhydrous. The mp/fp quoted is for the anhydrous material. Usually i ... |
7-8-2021 at 18:20 by: AvBaeyer |
Anyone in the ACS? How can I use it to expand my business? I am also a member of ACS (>50yrs). I agree with Texium that there proably isn't any direct way f ... |
5-8-2021 at 18:40 by: AvBaeyer |
How to effect a separation of two nearly identical cholesterols/steroids Your Buchner funnel proposal is pure folly. If you want to do the separation thermally like you desi ... |
23-7-2021 at 19:13 by: AvBaeyer |
Useful / Interesting Lab Manual While doing a literature search today I ran across the attached lab manual. I did not note its origi ... |
8-6-2021 at 18:09 by: AvBaeyer |
Custom Organic Synthesis Costs I agree with Dr Bob on the daily cost of a "rental chemist." Ten years ago when I was still actively ... |
19-5-2021 at 18:41 by: AvBaeyer |
N-acetyl MDA from helional Way too much unreliable or unknown chemistry along with inefficient use of carbon atoms. Make the ox ... |
13-5-2021 at 18:44 by: AvBaeyer |
Aldehyde oxidation There is no obvious reason you could not just use acetic acid as the solvent in place of the acetoni ... |
10-5-2021 at 18:12 by: AvBaeyer |
Path to 4-Anisaldehyde It seems to me that a bit of thinking about the OP's problem suggests the following solution:
1. ... |
28-4-2021 at 14:43 by: AvBaeyer |
Making n-butyl bromide (1-bromobutane) for TBAB (Tetrabutylammonium bromide) synthesis You might want to consider looking at this article which can be freely accessed on the Sigma-Aldrich ... |
26-4-2021 at 18:30 by: AvBaeyer |
Preparation of 2-hydroxybenzylamine The attached provides relevant information regarding 2-hydroxybenzylamine. I have been following the ... |
24-4-2021 at 20:07 by: AvBaeyer |
Tosylate to Alkyl Azide reference please Many years ago I ran the reaction you are interested in. The reaction with sodium azide and a tosyla ... |
12-4-2021 at 19:00 by: AvBaeyer |
Improved Purification Procedure Decarboxylation of L-tryptophan to Tryptamine with Benzoate salt You report a useful method for the isolation of tryptamine. You may be interested in the attached ar ... |
2-4-2021 at 20:03 by: AvBaeyer |
Iodination of Paracetamol I found your chemical problem interesting since the dibromo derivative of paracetamol is well known. ... |
26-3-2021 at 18:39 by: AvBaeyer |
Anyone else in the US having issues finding OTC sodium bromide? It is still easily available from several pool and spa companies that sell disinfectant chemicals. Y ... |
10-3-2021 at 18:17 by: AvBaeyer |
Latest chemical order? Just purchased 1.5 pounds of 1,3-dibromo-5,5-dimethylhydantoin (DBDMH). Even though it has been off ... |
10-3-2021 at 18:11 by: AvBaeyer |
Toluene For Hydrogenation Reaction Ethyl acetate is also a good solvent for hydrogenations. Its choice, however, depends on relative no ... |
7-3-2021 at 15:04 by: AvBaeyer |
Vanillin chemistry: Piperonal DraconicAcid,
If you have nickel chloride and zinc dust at hand, your desired reduction will proc ... |
6-3-2021 at 19:54 by: AvBaeyer |
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