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500 ml copper flask
This is something I've wanted for a long time. It will be useful when highly caustic solutions must ... |
5-7-2015 at 12:09
by: Magpie |
Trimethyl Borate
[rquote=411358&tid=62923&author=marsheng]
The link from Magpie is to make Methyl Borate CH3 ... |
4-7-2015 at 18:45
by: Magpie |
Potassium Cyanate - Purification
from [i]Inorganic Syntheses, [/i]vol II, p. 88:
"Fifty grams of finely powdered crude potassium c ... |
4-7-2015 at 10:54
by: Magpie |
Trimethyl Borate
Here's my procedure for making pure methyl borate. If you are not concerned with the methanol impur ... |
4-7-2015 at 09:14
by: Magpie |
How to connect lab glass to stainless steel??
Why not use a thermometer adapter. |
3-7-2015 at 20:46
by: Magpie |
Chem. engineering or Chem technology?
Chemical Engineering is nominally a 4-year professional degree program (it may be practically a 5-ye ... |
1-7-2015 at 10:41
by: Magpie |
Those of you who have been raided, do you know how the cops found you?
[rquote=410735&tid=36489&author=aga]
Does this mean i have to send back the M134 minigun as ... |
28-6-2015 at 15:50
by: Magpie |
Those of you who have been raided, do you know how the cops found you?
[rquote=410723&tid=36489&author=Zombie]
Ebay is a treasure trove of morons. [/rquote]
Wh ... |
28-6-2015 at 12:44
by: Magpie |
Catechol preparation
[rquote=410452&tid=26803&author=Magpie]
This synthesis appears to be a failure. Most likel ... |
28-6-2015 at 06:28
by: Magpie |
Catechol preparation
Pumukli, I agree. I just lost patience when I saw the tar. I let it sit outside until the toluene ... |
26-6-2015 at 12:37
by: Magpie |
Catechol preparation
I tried this synthesis using the 5.1g of salicylaldehyde that I had recently synthesized.
Using ... |
25-6-2015 at 11:56
by: Magpie |
Anhydrous Aluminum Chloride prepration
I wholeheartedly agree that these "solid" reactions are really interesting and present unique challe ... |
24-6-2015 at 20:47
by: Magpie |
Sealing ampoules
I bought some 10mL ampules specifically for bromine but also for any other reagents proving difficu ... |
24-6-2015 at 14:38
by: Magpie |
Preparation of cyanides
Nice work, both of you. I have made KCN by reducing potassium ferrocyanide with carbon at high heat ... |
22-6-2015 at 07:20
by: Magpie |
Preparation of p-Toluidine
I think this question has been discussed before on this forum. I'm not sure where to find it, howev ... |
21-6-2015 at 10:54
by: Magpie |
Anhydrous Aluminum Chloride prepration
[rquote=409954&tid=14224&author=blogfast25]The external heating is weak, reaction enthalpy l ... |
21-6-2015 at 10:51
by: Magpie |
tin metal powder
"Dose makes the poison." An early treatment for syphillis was the arsenical compound Salvarsan.
... |
21-6-2015 at 07:57
by: Magpie |
Preparation of p-Toluidine
Very nice! I can see that you are now also a fan of tin/HCl and DCM (vs ether). |
21-6-2015 at 07:39
by: Magpie |
Anhydrous Aluminum Chloride prepration
I also want to complement you on the quality of your UTube presentation.
As you say the ZnCl2 liq ... |
21-6-2015 at 07:24
by: Magpie |
electrostatic precipitator
I agree that the precipitator must be DC. That's why I am confused. I guess I need to read more ca ... |
20-6-2015 at 21:01
by: Magpie |
electrostatic precipitator
One industrial precipitator uses a voltage of 70- 83KV at a frequency of 50 KHz.
TV flyback tra ... |
20-6-2015 at 18:17
by: Magpie |
Lab bench installed...
The key point in fume hood design is, IMO, is to have a constant flow of air into the hood. Air flo ... |
20-6-2015 at 13:05
by: Magpie |
Lab bench installed...
You are probably aware of this: aluminum is subject to attack by caustic (NaOH, KOH, etc) solutions ... |
20-6-2015 at 10:26
by: Magpie |
Anhydrous Aluminum Chloride prepration
Very nice work! It will be interesting to see if you (or anyone else) can increase yield.
It see ... |
19-6-2015 at 14:03
by: Magpie |
Runaway reactions
I have no experience nitrating to make explosives. But I have had runaways while oxidizing alcohol ... |
16-6-2015 at 13:43
by: Magpie |
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