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Regarding laws in south asian countries
What awful country are you in? Move! (assuming you can). When I was in Thailand everything was prosc ...
2-10-2020 at 13:20
by: chemrox
Airport Chemical Screening
[rquote=628840&tid=154615&author=DavidJR]Yeah, I thought everyone knew that bags are sometim ...
2-10-2020 at 13:13
by: chemrox
Methods for preventing over addition of Grignard reagent
"I used magnesium turnings that I crushed a bit in a mortar with a pestle, the other reagents and th ...
3-4-2020 at 12:40
by: chemrox
Dean Stark without Dean Stark.... almost quantitative
I tried anilation of a piperidone in xylene and the yields were less than disappointing ;^(
A well ...
3-4-2020 at 11:56
by: chemrox
Joe Biden and his crimnal activity
The guy is such a whore. He supports internet terrorism on behalf of the film and record industry. I ...
2-4-2020 at 19:41
by: chemrox
tool coatings removal
I'm trying to get the coatings and logos off some new hand tools made by Estwing. (I will call them ...
3-9-2019 at 12:57
by: chemrox
P2P-please don't discard, is just a scientific question with no intention about that chemical's synthesis
BTW KBr is more expensive than NaBr but can be had from any spectroscopy supplier. 50% peroxide is h ...
3-9-2019 at 12:52
by: chemrox
P2P-please don't discard, is just a scientific question with no intention about that chemical's synthesis
P2P was cheap back in the pre-Nixon era. Otherwise ephedrine isomers would have been the precursors ...
3-9-2019 at 12:40
by: chemrox
Dimethylation of tryptamine via formaldehyde/STAB
I propose an alternate route bypassing the reduction step. Tryptamine, MeI (1.2 eq.) in acetonitrile ...
20-7-2017 at 13:10
by: chemrox
Looking for uranium/ore
Roll-front deposits are your best bet. If you have a decent budget, I'll find it for you.
10-11-2016 at 15:02
by: chemrox
university surplus sales
it's shame the U's got wise to selling their surplus. I got some lab items free from two years ago. ...
16-9-2016 at 16:20
by: chemrox
crystallization from acetic acid
I made a heterocyclic amine phosphate and the stuff will not dissolve in hot alcohol(s) acetone, eth ...
16-9-2016 at 16:15
by: chemrox
Removal of sticky stuff
I have a stereo net encased in plastic. Really the whole thing is polymer. For field work I taped cl ...
6-9-2016 at 17:13
by: chemrox
The synthesis I have indicated the cotton should be dried at 100*C for two hours. Is this critical? ...
6-9-2016 at 17:06
by: chemrox
Copper Oxybromide
[rquote=451906&tid=66484&author=woelen]My words are hard to translate. I think PHILOU may be ...
6-9-2016 at 16:48
by: chemrox
@Scientwisted. Great sig! I want to borrow it for my "mood" It describes my general outlook and fram ...
6-9-2016 at 16:41
by: chemrox
Food grade compositions
[rquote=456946&tid=66273&author=NO3- SAVAGERY]Potassium chlorate and sodium benzoate technic ...
6-9-2016 at 16:33
by: chemrox
Gun design
Is it possible to make a .40 subsonic load that would still make enough pressure to operate the pist ...
6-9-2016 at 10:45
by: chemrox
.Onion address
[rquote=459821&tid=68791&author=Velzee][rquote=459790&tid=68791&author=solo]There is ...
2-9-2016 at 15:31
by: chemrox
Drug bust shuts down my fave shop
[rquote=454220&tid=67068&author=Loptr]Interesting. Another example of anything intended for ...
2-9-2016 at 15:19
by: chemrox
Why are there two ways to express Acetate?
[rquote=459831&tid=68759&author=aga][rquote=459819&tid=68759&author=DraconicAcid]In ...
2-9-2016 at 15:16
by: chemrox
How to Know What's Legal?
[rquote=458565&tid=68280&author=myristicinaldehyde][rquote=458553&tid=68280&author=A ...
2-9-2016 at 15:05
by: chemrox
Acetonedicarboxylic acid preparation using oxone instead of sulfuric acid.
Why not start with what you did? It may seem tedious but it's hard to comment without more data.
2-9-2016 at 15:01
by: chemrox
Best way to reduce noise/silence a vacuum pump?
[rquote=459305&tid=68636&author=Magpie]I have a related problem with my rotary vane vacuum p ...
30-8-2016 at 13:24
by: chemrox
57% Hydriodic Acid Solution
[rquote=92266&tid=8026&author=solo]There is always the classic synthesis by Argox from the ...
30-8-2016 at 11:39
by: chemrox
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