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German guy apparently wanted to make meth not bombs I saw it somewhere on the tv on a news channel, nothing was said about the chemicals he purchased, b ... |
29-1-2016 at 14:30 by: karlos³ |
When Chemistry Goes Wrong I have something to add: Once I prepared a solution of sodium-2-butoxide from 2-butanol and sodium m ... |
20-1-2016 at 18:52 by: karlos³ |
Phenethanolamine synthesis is frustrating me! Well, zed, I think it is because of the quality of the Pd/C.
I bought it from a well known auction ... |
21-12-2015 at 12:13 by: karlos³ |
Phenethanolamine synthesis is frustrating me! Yes, in a larger, preparative scale it certainly is.
Mostly because of the large solvent volumes n ... |
18-12-2015 at 08:53 by: karlos³ |
Bornyl chloride as alkylating agent? You would probably have to add an aromatic solvent after the grignard reagent has formed, it looks l ... |
17-12-2015 at 12:12 by: karlos³ |
Organic Goal Make luminol, that is an interesting compound, a multiple step synthesis for which each intermediate ... |
17-12-2015 at 12:06 by: karlos³ |
Phenethanolamine synthesis is frustrating me! Well, it is a messy one, but easy to carry out and the reagents are very cheap. |
17-12-2015 at 05:30 by: karlos³ |
Ethanol in Australia MEK is easy to remove if you just distill the EtOH over NaOH, the MEK will self-condense in an aldol ... |
17-12-2015 at 02:43 by: karlos³ |
Phenethanolamine synthesis is frustrating me! I have the urge to report back about how it is going.
Actually I have decided to use gabriel/delep ... |
16-12-2015 at 13:05 by: karlos³ |
Chemistry Tree! These are very cool.
I would like to set one up too, but instead of just fluorescents I would like ... |
15-12-2015 at 12:07 by: karlos³ |
Latest chemical order? Solvents!
Litrewise MTBE, DCM, Acetone, iPrOH, MeCN, n-Butylacetate, CHCl3, DMF, Ac2O!
Stocking th ... |
15-12-2015 at 05:29 by: karlos³ |
Tripotassium phosphate Neutralise H3PO4 with K2CO3, it doesn´t get more simpler than this. Both educts are OTC. I don´t k ... |
9-12-2015 at 13:10 by: karlos³ |
Whats the most dangerous chemical you've ever synthesized? I am not into energetic materials, but NI3 was synthesised on many occasions, to faciliate amide syn ... |
9-12-2015 at 12:59 by: karlos³ |
Nitrites Reduce NaNO3 it in molten Pb/lead, that works fine, is an easy work-up and gives product in a reason ... |
7-12-2015 at 13:12 by: karlos³ |
Phloramine synthesis from phloroglucinol You could start from resorcinol and nitrate this with HNO3, then reduce the 5-nitro-3,5-dihydroxyben ... |
30-11-2015 at 06:27 by: karlos³ |
Condensation of Mandelic acid ester with Guanidine So, for completion I would like to write what I got:
1,44g (0,062mol) Na were dissolved in 25ml MeO ... |
27-11-2015 at 08:38 by: karlos³ |
A lot of leftover Aniline Yes it would work.
That is a very nice experiment and makes a lot of fun.
Here´s a reference for ... |
27-11-2015 at 03:47 by: karlos³ |
Condensation of Mandelic acid ester with Guanidine The ester has nearly disappeared on TLC!
I´ve used now my last bit of MeOH, the sodium dissolved s ... |
26-11-2015 at 12:38 by: karlos³ |
A lot of leftover Aniline Make phenylhydrazine and use it to do a fischer indole synthesis maybe?
Or is that the diazotizatio ... |
26-11-2015 at 12:33 by: karlos³ |
Condensation of Mandelic acid ester with Guanidine Ok thank you for that piece of information, also about the behaviour of the substances on TLC.
It i ... |
25-11-2015 at 10:54 by: karlos³ |
Condensation of Mandelic acid ester with Guanidine I´ve used racemic mandelic acid.
Well, I will try to extract the product with MTB-ether and repo ... |
25-11-2015 at 10:23 by: karlos³ |
Condensation of Mandelic acid ester with Guanidine Yes, it refused to crystallise directly after extraction, but after distillation in vacuo, it is mel ... |
25-11-2015 at 08:55 by: karlos³ |
Condensation of Mandelic acid ester with Guanidine Hello there,
I have a problem which is really frustrating as I don´t know why it keeps happening. ... |
25-11-2015 at 07:10 by: karlos³ |
I need method to prepare magnesium chloride from magnesium silicate or any available magnesium compounds It is used to dry your palms.
In my country it is even called magnesia as its trivial name, and yo ... |
24-11-2015 at 13:17 by: karlos³ |
Question about tartaric acid and it's use for resolution of racemic amines That is probably a mistake, as it is the other way around.
l-tartaric acid is the natural one, like ... |
24-11-2015 at 09:31 by: karlos³ |
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