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ammonium chloride purification Although Ajoeker's path would work, given that Na2SO4 is much less soluble at low temp than the othe ... |
13-3-2017 at 02:17 by: PirateDocBrown |
Cleaning Water out of Graham Condenser Yes, oven. A solvent like acetone, as gdflp says, though I mostly use methanol. |
12-3-2017 at 19:40 by: PirateDocBrown |
looking for a good proceedure for methylamine Just steal some from a passing train.
Seriously, I have made it myself from sulfamic acid, which ... |
12-3-2017 at 19:00 by: PirateDocBrown |
Going above temp on Haloform reaction Acetone and Bleach? Add it in portions, and cool down between. |
12-3-2017 at 18:56 by: PirateDocBrown |
Going above temp on Haloform reaction Acetone and Bleach? You will also evaporate off your product.
Start with your bleach ice cold, and you won't have thi ... |
12-3-2017 at 03:12 by: PirateDocBrown |
Making bromine (super cheap and easy, no destillation, quantitative yield) My experience is that to make bromine from bromide, the cleanest and best oxidizer is hydrogen perox ... |
12-3-2017 at 02:43 by: PirateDocBrown |
Thoughts on a cheap vacuum pump? Modding a fridge pump seems silly vs. spending 50 bucks.
[Edited on 3/11/17 by PirateDocBrown] |
10-3-2017 at 09:11 by: PirateDocBrown |
Thoughts on a cheap vacuum pump? Been looking at this:
https://www.amazon.com/Super-Deal-Single-Stage-3-5CFM-Refrigerant/dp/B016ZS ... |
10-3-2017 at 08:57 by: PirateDocBrown |
how to get make a nitrogen atmosphere? One inexpensive route could start using automotive refrigerant. It's cheap and readily available, ev ... |
8-3-2017 at 15:32 by: PirateDocBrown |
Double Bank vacuum manifolds (3, 4 or 5 port) - what are they useful for? https://www.youtube.com/watch?v=my1YR35W7Co |
7-3-2017 at 12:29 by: PirateDocBrown |
50l Chemglass reaction vessel with motorized overhead stirrer - Any interest? Wow! Wish I had that kinda cash to drop. |
6-3-2017 at 21:30 by: PirateDocBrown |
Ideas for OC synthesis with OTC starting materials This is not really an OC synthesis. This is biochem. Note all catalytic factors are enzyme proteins. ... |
6-3-2017 at 15:41 by: PirateDocBrown |
Chemglass products - what are the thoughts on the quality of their products? Professional quality stuff. Sure, there's problems with any company, but inside the US, they are in ... |
6-3-2017 at 10:28 by: PirateDocBrown |
fluoride from toothpaste? 5 pounds of powdered fluorspar from Seattle Pottery is $5.75, plus shipping.
http://www.seattlepo ... |
6-3-2017 at 07:39 by: PirateDocBrown |
Products of MgSO4 electrolosis and separation Separating copper from magnesium is not difficult.
Re-solubilize them with HCl, then bubble in H2 ... |
3-3-2017 at 09:34 by: PirateDocBrown |
Extraction of ethanol from gasoline I once contemplated extraction of ethanol from E-85 as well.
But I did a bit of research, and fou ... |
2-3-2017 at 09:10 by: PirateDocBrown |
Vacuum pressure question Could be helpful to get a good lab barometer.
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2-3-2017 at 08:06 by: PirateDocBrown |
Trying to clean up denatured alcohol. Two hours hydrolysis ought to be more than enough.
I'd go ahead and just do a total strip distill ... |
11-2-2017 at 12:10 by: PirateDocBrown |
Decided on a goal - chloramphenicol. Good questions have been raised, meaning I'm going to have to do some more research and likely model ... |
10-2-2017 at 18:21 by: PirateDocBrown |
Decided on a goal - chloramphenicol. Yes, that's what I'm now looking into.
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10-2-2017 at 07:07 by: PirateDocBrown |
Decided on a goal - chloramphenicol. Yes, in my previous post I do refer to enantiomeric resolution. But I'm going to concern myself with ... |
10-2-2017 at 06:40 by: PirateDocBrown |
Decided on a goal - chloramphenicol. The first step would be halogenation of the terminal methane of the p-NO2 acetophenone. This would b ... |
10-2-2017 at 02:25 by: PirateDocBrown |
Decided on a goal - chloramphenicol. Well, I'm going to aim at racemic synthesis at first, and worry about stereochemistry after.
The ... |
10-2-2017 at 02:11 by: PirateDocBrown |
Decided on a goal - chloramphenicol. I have been watching NurdRage's total synthesis on pyrimethamine with great interest and admiration. ... |
9-2-2017 at 20:51 by: PirateDocBrown |
Table salt heating bath? This fellow made plaster heating mantles:
https://www.youtube.com/watch?v=QKFC0ke_DOU&t=315s
... |
9-2-2017 at 19:35 by: PirateDocBrown |
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