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extraction of salicin from willow bark
Cool, thanks for these links. Both look like useful resources.
The kilo of bark we've got. Let's ... |
17-10-2011 at 12:05
by: Cloner |
extraction of salicin from willow bark
I have a few students who are trying to extract salicin (a compound resembling aspirin and with simi ... |
16-10-2011 at 22:34
by: Cloner |
Preparation of solid aluminium isopropoxide
First and foremost, I am using iodine and mercuric chloride because everyone else is doing it, same ... |
6-8-2011 at 15:52
by: Cloner |
aluminum isopropoxide prep problem
Using isopropanol, aluminum foil, mercuric chloride and iodine crystals (the latter two in catalytic ... |
6-8-2011 at 13:38
by: Cloner |
Oxidation of 4-nitrotoluene
The question is whether you can obtain p-nitrobenzoic acid from p-nitrotoluene with KMnO4. Somehow I ... |
8-7-2011 at 01:38
by: Cloner |
seperation of Cr2O3 and Al2O3
Cr2O3 is acid soluble, Al2O3 only very sparsely. |
8-7-2011 at 01:18
by: Cloner |
Ethyl/Isopropyl Bromide preparation
It has been described as high yielding and succesful. (http://www.erowid.org/archive/rhodium/chemist ... |
7-7-2011 at 04:05
by: Cloner |
Tin (II) Chloride
[rquote=215124&tid=14174&author=Waffles SS]@Arthur dent(robert),
Tin chloride solution even ... |
6-7-2011 at 05:10
by: Cloner |
cause of explosion
Too cryptic then because there is no apparent link to the reaction I describe. |
9-6-2011 at 22:34
by: Cloner |
cause of explosion
[rquote=212329&tid=16633&author=The WiZard is In]
[b]Oooo Nooo[/b] You have recreated the [ ... |
9-6-2011 at 13:59
by: Cloner |
cause of explosion
I had a small explosion today in a heat degradation reaction. I was heating by flame about 10g of po ... |
9-6-2011 at 07:03
by: Cloner |
ETN: almost killed myself... READ!
[rquote=212086&tid=16612&author=PHILOU Zrealone]
I would personnaly never cast/heat a nit ... |
7-6-2011 at 12:08
by: Cloner |
polylactic acid separation from lactic acid
I have performed a polymerization reaction in the microwave. Two samples were run at 2 * 10 minutes ... |
12-4-2011 at 03:27
by: Cloner |
polylactic acid separation from lactic acid
The biopolymer polylactic acid is made of lactic acid monomers through a condensation reaction. Ther ... |
6-4-2011 at 14:47
by: Cloner |
Make Potassium (from versuchschemie.de)
I have attempted this synthesis using paraffin oil (paraffinum liquidum from official chem supplier) ... |
20-12-2010 at 03:18
by: Cloner |
nitroglycerin
Is it feasible to use a solvent such as DCM or petroleum ether during the synthesis of NG, to dilute ... |
25-10-2010 at 11:56
by: Cloner |
steam distillation with one or two vessels
The 7 degrees difference don't really raise the % of essential oil in the vapour phase by that much. ... |
25-10-2010 at 09:59
by: Cloner |
steam distillation with one or two vessels
There are two ways you can use to steam distill oils from solid material. You can heat the oil conta ... |
16-10-2010 at 11:46
by: Cloner |
why Iodine is used as electrolyte in dye sensitized solar cell
Iodine is not merely a conducting electrolyte, it is reversibly reduced and oxidized in this type of ... |
29-9-2010 at 23:51
by: Cloner |
Sulfuric Acid at Home
In the video he mentions concentrating the sulfuric acid to 95% concentration. Is this verified? I t ... |
2-5-2010 at 01:12
by: Cloner |
Anyone ever built an overhead stirrer?
A quick and dirty way to build a stirrer is to use a ventilator and tube. You remove the fan and put ... |
1-5-2010 at 02:22
by: Cloner |
Column Chromatography(liquid) Noob
The silica used for chromatography is fine but not too fine, and very porous. Too fine and you will ... |
28-1-2010 at 15:41
by: Cloner |
dehydrating higher alcohols with bisulfate
[rquote=164382&tid=12942&author=Nicodem]
That would be [url=http://www.orgsyn.org/orgsyn/or ... |
18-10-2009 at 03:18
by: Cloner |
dehydrating higher alcohols with bisulfate
Nicodem: I know what you mean but I intended to ask about the procedure itself. This experiment is n ... |
16-10-2009 at 06:32
by: Cloner |
dehydrating higher alcohols with bisulfate
If a primary alcohol is heated with sodium bisulfate, a sulfate adduct results. It is supposedly pos ... |
15-10-2009 at 06:05
by: Cloner |
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