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The 2021 Christmas greeting thread
Hello christmas, best greetings and wishes from me!
I mean, I wish all members a merry christmas ... |
24-12-2021 at 02:19
by: karlos³ |
2021 Secret Santa - Sign up here
[rquote=668995&tid=157997&author=Syn the Sizer]You are waiting until Christmas, Good man.[/r ... |
21-12-2021 at 15:06
by: karlos³ |
2021 Secret Santa - Sign up here
I received mine, and mine received his just in time, very shortly ago I see 
All is well.
I ... |
21-12-2021 at 13:29
by: karlos³ |
Preparation of pyrrolidine via decarboxylation of l-proline
Aqueous K2CO3 is great in removing water though, much better than any hydroxide.
E: also perfect dr ... |
19-12-2021 at 10:10
by: karlos³ |
anti "spam-bot" Bot?
[rquote=668884&tid=158192&author=Texium][rquote=668873&tid=158192&author=karlos³]So ... |
19-12-2021 at 09:15
by: karlos³ |
How bad is the smell of thiols?
Do you guys know some older appartment houses which for some reason always tend to smell like boiled ... |
19-12-2021 at 09:09
by: karlos³ |
Breaking a stable emulsion
Just pull it through a pad of celite in the frit.
Emulsion = gone.
Maybe pull it directly into a ... |
18-12-2021 at 11:54
by: karlos³ |
anti "spam-bot" Bot?
Luckily neither our troll(s) or bots were that smart... they always, both, did that(even the trolls ... |
18-12-2021 at 11:22
by: karlos³ |
anti "spam-bot" Bot?
[rquote=668849&tid=158192&author=j_sum1]I have not noticed any spam for a long time. And tr ... |
18-12-2021 at 10:33
by: karlos³ |
anti "spam-bot" Bot?
Oh yeah that is the typically way they enter next door too.
But the SMF2 boards use a different s ... |
17-12-2021 at 14:38
by: karlos³ |
Acetaldehyde synthesis
I swear I just looked through the complete thread, I was remembering a certain method which did not ... |
17-12-2021 at 14:34
by: karlos³ |
anti "spam-bot" Bot?
You were an observer of that huge battle? 
We had to take turns literally to hack them into pie ... |
17-12-2021 at 12:36
by: karlos³ |
anti "spam-bot" Bot?
Keep in mind "sleeper agent" bots.
We have them experienced next door and even a few more "sophisti ... |
17-12-2021 at 12:28
by: karlos³ |
Cleaning buchner funnel after NHN synthesis
In my own experience, I barely see such a clean büchner to begin with 
The normal solution to ... |
15-12-2021 at 02:58
by: karlos³ |
LSD on antipsychotics
[rquote=668684&tid=155132&author=DrRadium][rquote=633674&tid=155132&author=mackolol] ... |
15-12-2021 at 02:43
by: karlos³ |
Drying agent- which one to choose?
If you don't have a specific use in mind, look at some compability charts regarding drying agents an ... |
14-12-2021 at 06:38
by: karlos³ |
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
Yeah and you'll get some of the "original DDT" that a friend of mine has found among his chemicals : ... |
14-12-2021 at 06:36
by: karlos³ |
Toluenesulfonic acid and Sulfonic acids in genera
There is something on erowid, regarding the preparation of anhydrous tosic acid. |
14-12-2021 at 05:50
by: karlos³ |
The Short Questions Thread (4)
[rquote=667080&tid=25055&author=Jome]Shouldn't Cr-6+ be reducible with say, metallic iron? J ... |
13-12-2021 at 18:21
by: karlos³ |
Bromo-DDT, p,p-dibromo-diphenyl-1,1,1-trichloro-ethane
You should have said something, I told you I have fluorobenzene when we talked about this, but maybe ... |
13-12-2021 at 14:23
by: karlos³ |
Toluenesulfonic acid and Sulfonic acids in genera
[rquote=668494&tid=3132&author=Triflic Acid]Just an added question, but does anyone know why ... |
12-12-2021 at 17:43
by: karlos³ |
Locking old threads so people don't reincarnate them.
Even better than our search engine is, to google it, but first put site:sciencemadness.org in the se ... |
12-12-2021 at 14:52
by: karlos³ |
Locking old threads so people don't reincarnate them.
Pro-necroposting stance, definitely.
Pruning is neccessary though.
Damn, the pruning...
Necro ... |
12-12-2021 at 09:37
by: karlos³ |
Introduction/Suggestions
He: "oh I will just look around the place for a while..."
Eight years later: "oh hi guys!"
Hi ... |
12-12-2021 at 06:29
by: karlos³ |
WARNING: Explosive reaction between pool chlorine chemicals
[rquote=668480&tid=158161&author=theAngryLittleBunny][rquote=668401&tid=158161&autho ... |
11-12-2021 at 13:21
by: karlos³ |
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