Difference between revisions of "General Synthesis Techniques"

From CleanEnergyWIKI
Jump to navigation Jump to search
m
m
 
(3 intermediate revisions by the same user not shown)
Line 1: Line 1:
<table id="toc" style="width: 100%">
<table id="toc" style="width: 100%">
<tr>
<tr>
<td style="text-align: center; width: 33%">[[Main_Page#Research Equipment, Devices and Techniques|Return to Research Tool Menu]]</td>
<td style="text-align: center; width: 33%">[[Main_Page#Synthesis_and_Fabrication|Return to Research Tool Menu]]</td>


</tr>
</tr>
</table>  
</table>  


=== Overview ===
An '''extraction''' removes the desired compound from a mixture.
A '''wash''' removes unwanted impurities from a mixture. "Keep the extract and trash the wash"
'''Thin layer chromotography''' (TLC) is used to identify the composition of a small amount of sample and to help with choosing solvent systems for an extraction or chromotography.
A '''rotovap''' is used to remove excess solvent from a solution.


=== Thin Layer Chromatography ===
=== Thin Layer Chromatography ===
 
'''Thin layer chromotography''' (TLC) is used to identify the composition of a small amount of sample and to help with choosing solvent systems for an extraction or chromotography
{{#ev:youtube|EUn2skAAjHk}}  
{{#ev:youtube|EUn2skAAjHk}}  


Line 25: Line 16:


=== Column Chromatography ===
=== Column Chromatography ===
 
[[Image:Opvtestcells.png|thumb|300px| ]]
{{#ev:youtube|6fzBJ8nuuzk}}
{{#ev:youtube|6fzBJ8nuuzk}}




=== Rotatvap ===
=== Rotatvap ===
 
A '''rotovap''' is used to remove excess solvent from a solution.
{{#ev:youtube|7c0XL-ZQn5I}}  
{{#ev:youtube|7c0XL-ZQn5I}}  


=== Extraction and washing - Workup ===
=== Extraction and washing - Workup ===
 
An '''extraction''' removes the desired compound from a mixture.
A '''wash''' removes unwanted impurities from a mixture. "Keep the extract and trash the wash"
{{#ev:youtube|ciWpS6SetdY}}  
{{#ev:youtube|ciWpS6SetdY}}  



Latest revision as of 10:59, 13 March 2012

Return to Research Tool Menu


Thin Layer Chromatography

Thin layer chromotography (TLC) is used to identify the composition of a small amount of sample and to help with choosing solvent systems for an extraction or chromotography

TLC Timelapse under UV


Column Chromatography

Opvtestcells.png


Rotatvap

A rotovap is used to remove excess solvent from a solution.

Extraction and washing - Workup

An extraction removes the desired compound from a mixture. A wash removes unwanted impurities from a mixture. "Keep the extract and trash the wash"


Recyrstallization


Simple distillation


Vacuum distillation

External Links