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How should I choose glass joint size?
A larger neck Soxhlet, the one I was referring to with the 55/50 base and should have bid high on, a ...
17-7-2018 at 14:40
by: S.C. Wack
How should I choose glass joint size?
[rquote=516989&tid=81955&author=S.C. Wack][rquote=514432&tid=81955&author=Dr.Bob]19/ ...
15-7-2018 at 20:23
by: S.C. Wack
3-Ball (300 mm) Snyder Vs 400 mm Straight Stainless Packed Column for EtOH/Water Separation
Maybe you don't really want your crudest product refluxing for a long time while being carefully fra ...
1-7-2018 at 13:30
by: S.C. Wack
Methylamine question
BTW an interesting-if-you -have-sodium diazomethane synthesis OS 25, 28 (1945)/CV3 244 (from mesityl ...
16-6-2018 at 15:18
by: S.C. Wack
Getting Calcium metal by thermite reaction with Al ?
Oh hi
and again
http://www.sciencemadness.org/talk/viewthread.php?tid=24889
15-6-2018 at 15:30
by: S.C. Wack
Phenylpropanones (P2P) from anilines
[rquote=367553&tid=9990&author=ewel]The diazonium salts tend to react with acetone, which is ...
15-6-2018 at 15:20
by: S.C. Wack
Last chemical order?
[rquote=519990&tid=9890&author=SWIM]It is both legal and available from US manufacturers.[/r ...
31-5-2018 at 02:59
by: S.C. Wack
The Short Questions Thread (4)
Everyone should have an assortment of sizes of tubing on hand. A foot of each diameter plastic and a ...
11-5-2018 at 16:13
by: S.C. Wack
Looming DCM Ban (US)
I have used the no-DCM strippers and they are useless. Who will sell DCM to individuals at a residen ...
11-5-2018 at 16:06
by: S.C. Wack
How should I choose glass joint size?
Download and read the catalog from Ace Glass. It's a great reference. Like that Soxhlet on ebay I tu ...
7-5-2018 at 14:40
by: S.C. Wack
How should I choose glass joint size?
[rquote=514432&tid=81955&author=Dr.Bob]19/22 is hard to find cheap parts for in the US.[/rqu ...
6-5-2018 at 18:56
by: S.C. Wack
Buchner funnel: glass or ceramic?
It depends on what kind of stem I want to use. No option with porcelain. Sometimes its really conven ...
6-5-2018 at 18:38
by: S.C. Wack
Separation of Nitroethane from Methoxy-2-propanol
What happens when you add water? Possibly with some more or different organic solvent?

[Edited on 3 ...
30-4-2018 at 15:41
by: S.C. Wack
Synthesis of phenol from benzene
Systematic Organic Chemistry has directions for chlorobenzene, benzenesulfonate, and phenol. Oleum i ...
28-4-2018 at 06:16
by: S.C. Wack
NaOH as substitute for KOH
If the spicy chemical is piperine and the solvent is alcoholic one should consider some difficulty i ...
28-4-2018 at 06:05
by: S.C. Wack
Reduction of substituted 2-phenylnitroethenes to 2-phenylnitroethanes with NaBH4 - Maybe the greatest way to make tar
[rquote=507522&tid=80555&author=Bottle][i]2N HCl was then carefully2 added until pH 4 was re ...
24-4-2018 at 17:55
by: S.C. Wack
Materials impervious to hot phosphoric and metaphosphoric acids
[rquote=515257&tid=82117&author=Texium (zts16)]Why would you assume that he's wondering that ...
22-4-2018 at 18:17
by: S.C. Wack
Materials impervious to hot phosphoric and metaphosphoric acids
For ethylene from ethanol Weygand (1945) first dehydrates the stirred acid on porcelain, at 160-200C ...
22-4-2018 at 08:41
by: S.C. Wack
OTC source of thiocyanates or ferrocyanides?
You may want to read what the Inorganic Syntheses entry for the cyanates has to say. IIRC it's in th ...
22-4-2018 at 06:22
by: S.C. Wack
How should I choose glass joint size?
24/40 is big for your scale. 19/22 is a great size; easier in many ways to work with than larger pie ...
15-4-2018 at 14:13
by: S.C. Wack
Ammonia production from ammonium sulfate & sodium base
[rquote=514125&tid=81939&author=RogueRose]Now my biggest question is how to do this as I sus ...
15-4-2018 at 13:58
by: S.C. Wack
Modified Patent Route to Oxalyl Chloride
The first link was for Sauron in the middle of the thread. He mentions a patent that sounds familiar ...
10-4-2018 at 15:31
by: S.C. Wack
In what ways does crushing Molecular Seives effect their absorption capacity?
Physical damage to the zeolite structure must occur to some extent, but what else can I say you're n ...
10-4-2018 at 15:05
by: S.C. Wack
Modified Patent Route to Oxalyl Chloride
[rquote=513613&tid=8291&author=mackolol]What about making it by Example III described in thi ...
9-4-2018 at 14:56
by: S.C. Wack
Technical grade acetone purification
Correction for elevation is only applied to calibrated meteorology station air pressure, when you do ...
8-4-2018 at 08:20
by: S.C. Wack
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