Difference between revisions of "General Synthesis Techniques"

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=== 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
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=== Rotatvap ===
=== Rotatvap ===
 
A '''rotovap''' is used to remove excess solvent from a solution.
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{{#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}}  



Revision as of 15:24, 8 September 2011

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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


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

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