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My website. Mostly projects for the lab. [quote][i]Originally posted by Tacho[/i]
I considered SMDB to be pretty international, but look at ... |
17-6-2006 at 04:48 by: turd |
tetraethyl silicate production? While your DIY-spirit is laudable, please consider that TEOS is a totally unsuspicious industry chem ... |
14-6-2006 at 09:21 by: turd |
Condensation with Nitromethane-2 [quote][i]Originally posted by Nicodem[/i]
I don't have the will to read that patent, but from what ... |
14-6-2006 at 09:10 by: turd |
the most beautiful residue [quote]Attachment: monosubstituted_MA.gif (37.97kb).[/quote]
Strange results, I will have to think ... |
6-6-2006 at 13:18 by: turd |
the most beautiful residue [quote][i]Originally posted by Vitus_Verdegast[/i]
4-FA: not neurotoxic in reasonable doses in anim ... |
5-6-2006 at 22:25 by: turd |
Mr. Anonymous: HgCl2 prep [quote]
Allow the reaction mixture to cool and pour off the acid. Pour the crystals/acid into 750 m ... |
5-6-2006 at 13:32 by: turd |
Would this work? [quote]It seems feasible. [/quote]
No, it doesn't. |
4-6-2006 at 04:13 by: turd |
Chloromethylation vs. formylation Thanks a lot you for your invaluable help, Nicodem.
I tried BH3*THF and it definitely worked. No ... |
4-6-2006 at 04:07 by: turd |
Chloromethylation vs. formylation Argh... NaBH4/Me3SiH does not work on 2,5-diMeO-benzonitrile, or only very slowly. After 12h I got o ... |
26-5-2006 at 23:13 by: turd |
Phenylsodium>Phenol [quote][i]Originally posted by =SkyNET=[/i]
I planned on only using milligram quantities of course. ... |
17-5-2006 at 09:34 by: turd |
Chloromethylation vs. formylation Screw DMSO. Nasty, stinking, undistillable product mix.
But PTC rocks. I tried a procedure ana ... |
17-5-2006 at 09:21 by: turd |
How synthesized a caboxylicacid ? [quote]
i mean when for instance a carboxylic acid is brominated,
where the bromine is attacking t ... |
17-5-2006 at 08:58 by: turd |
How synthesized a caboxylicacid ? Apart from oxidation, most carboxylic acid syntheses play on the themes of:
*) Hydrolysis of nitr ... |
14-5-2006 at 09:14 by: turd |
Nitrile to ketone? with EtMgBr A metalloimine R=NMgCl.
Come on, don't you have any OC-textbook or even google? |
13-5-2006 at 23:03 by: turd |
Im confused. PhCHO + RNO2 = ? PhCHO + CH3-CH2-NO2 -----> PhCHOH-CH(NO2)-CH3 --(-H2O)--> PhCH=CH(NO2)-CH3
Check any organi ... |
13-5-2006 at 22:49 by: turd |
why gold is yellow? [quote]We did a q-dots lab in my pChem class some time back. We made black, blue, and red gold solu ... |
9-5-2006 at 16:14 by: turd |
why gold is yellow? [quote][i]Originally posted by 12AX7[/i]
Yeah, but that's either a colloidial (red or blue) or quan ... |
9-5-2006 at 09:22 by: turd |
Drying DMSO with sodium [quote]What would even make you think to do such a thing?[/quote]
Something like this: CaH is a rec ... |
9-5-2006 at 09:14 by: turd |
why gold is yellow? [quote]No, as any photon with energy exceeding the energy gap can cause the electron jump. To get a ... |
8-5-2006 at 22:21 by: turd |
Drying DMSO with sodium Don't do it.
Actually don't dry any oxidiser with a reducer or vice-versa. But never, never, NEVE ... |
7-5-2006 at 11:28 by: turd |
Chloromethylation vs. formylation [quote]No benzyl acohols should form during chloromethylations.[/quote]
I was worried because the ... |
6-5-2006 at 01:02 by: turd |
Chloromethylation vs. formylation Well, wouldn't the singlet at 4.85ppm be from the benzyl alcohol? |
4-5-2006 at 08:47 by: turd |
Chloromethylation vs. formylation No, I didn't recrystallise it - I plan to use the crude product in the next step. I just distilled o ... |
3-5-2006 at 12:33 by: turd |
Chloromethylation vs. formylation Cool, the procedure Nicodem posted seems to work. I hope it's true that there is
no formation of ... |
2-5-2006 at 11:36 by: turd |
A NMR difficulty [quote][i]Originally posted by Sandmeyer[/i]
Kind of off topic but I always wondered why they buy e ... |
28-4-2006 at 22:32 by: turd |
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