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Motivation
I like to rearrange atoms. I like the challenges. I like to write and share my experiences on this ... |
26-5-2016 at 09:14
by: Magpie |
EU regulations
So far things are still good in the US - but for how long. I've always thought that if you want to ... |
24-5-2016 at 09:49
by: Magpie |
preparation of α-nitronaphthalene
In the Kline procedure for Congo Red it says to use the solidified oil directly as precursor for the ... |
21-5-2016 at 15:26
by: Magpie |
preparation of α-nitronaphthalene
Thanks Dr Bob for those tips on removing contaminants. I have silica gel but it is only flower shop ... |
21-5-2016 at 12:15
by: Magpie |
Contact process at home
Here you go:
http://www.sciencemadness.org/talk/viewthread.php?tid=8923#pid102896 |
20-5-2016 at 17:54
by: Magpie |
preparation of α-nitronaphthalene
Yes, I suppose there is some minor amount of 2-nitrophthalene. How much? I have no clue.
I attri ... |
20-5-2016 at 10:43
by: Magpie |
Shedworld Reloaded
[rquote=449541&tid=66209&author=aga]
With the front closed, it is apparent that the extract ... |
20-5-2016 at 10:01
by: Magpie |
Small scale preparation of Stannic Chloride (SnCl4)
Maybe I should leave it "as is," assuming the white, solid tin material is forming a seal? |
20-5-2016 at 09:55
by: Magpie |
preparation of thymolphthalein
Thank you gsd, I did misread the question. According to Wiki using just H2SO4 [i]will[/i] work:
... |
20-5-2016 at 09:52
by: Magpie |
preparation of α-nitronaphthalene
benzylchloride1 thanks for this confirmation of my troubles with Vogel's procedure.
Yes, I will b ... |
20-5-2016 at 08:17
by: Magpie |
preparation of thymolphthalein
I suspect you are right. Brewster (forum library) has a procedure. The big challenge is just makin ... |
20-5-2016 at 08:10
by: Magpie |
preparation of α-nitronaphthalene
[rquote=449429&tid=66288&author=Eddygp]
While 1-nitration is clearly favoured for naphtha ... |
19-5-2016 at 07:04
by: Magpie |
preparation of α-nitronaphthalene
[b]Introduction[/b]
I used the procedure given in reference 1 to synthesize 11.8g of α-nitronaptha ... |
18-5-2016 at 20:42
by: Magpie |
Small scale preparation of Stannic Chloride (SnCl4)
Belated thank you aga.
Here's a picture of my SnCl4 storage bottle. The cap has a ptfe liner. I ... |
18-5-2016 at 17:55
by: Magpie |
What to do with chlorine gas ?
[rquote=449104&tid=66219&author=Sulaiman]
Is there a reason why I should not use 1M HCl or ... |
15-5-2016 at 11:43
by: Magpie |
What to do with chlorine gas ?
I have made dry chlorine probably about 10 times so will make some comments that may be useful:
1 ... |
15-5-2016 at 09:45
by: Magpie |
Tube Furnace Reactions
Feeding a gas at a known flowrate from a pressurized source can be done with a rotameter:
[file] ... |
13-5-2016 at 19:50
by: Magpie |
Tubing for acetone
Use this:
http://www.coleparmer.com/Chemical-Resistance |
6-5-2016 at 17:59
by: Magpie |
Building a Heating Element?
Start with how many watts you want the device to have. This can be expressed as power, P. From Ohm ... |
30-4-2016 at 20:27
by: Magpie |
Vac Pump Cruelty
[rquote=447120&tid=66097&author=aga]
Vac pump abuse like this goes on behind closed doors a ... |
28-4-2016 at 17:44
by: Magpie |
What makes clay hard?
[rquote=447129&tid=66096&author=careysub]
To my reading making alumina refractories is very ... |
28-4-2016 at 15:52
by: Magpie |
preparation of thymolphthalein
It seems that DraconicAcid is a better organic chemist than he purports.  |
28-4-2016 at 12:41
by: Magpie |
Vac Pump Cruelty
Vacuum pump abuse is one of society's most heinous crimes. |
28-4-2016 at 12:39
by: Magpie |
preparation of thymolphthalein
Thanks for your research UC235.
Here's some excerpts from the notes I took during my distillatio ... |
28-4-2016 at 10:14
by: Magpie |
Preparation of elemental phosphorus
Your apparatus should as far as possible be failsafe. Give the reaction products plenty of opportun ... |
28-4-2016 at 09:50
by: Magpie |
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