User:Klare Lazor/Notebook/Chem-496-001/2013/02/08: Difference between revisions
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**film 2-1%: 1ml of stock add to film with 10ml water, 1 gram of pva, 1ml of glutaraldehyde | **film 2-1%: 1ml of stock add to film with 10ml water, 1 gram of pva, 1ml of glutaraldehyde | ||
** film 3-.1%: .1ml of stock add to film with 10ml water, 1 gram of pva, 1 ml of glutaraldehyde | ** film 3-.1%: .1ml of stock add to film with 10ml water, 1 gram of pva, 1 ml of glutaraldehyde | ||
**film 4-.01%: .01ml of stock add to film with 10 ml water, 1 gram of | **film 4-.01%: .01ml of stock add to film with 10 ml water, 1 gram of pva, 1 ml of glutaraldyde | ||
**Film 5- 7%: 7 ml of stock add to film with 10ml water 1 gram of pva, 1 ml of glutaraldehyde because 10% film failed with 10ml of water it evaporate off to quick | |||
**film 5- 1%: 1ml of stock add to film with 10ml water 1 gram of pva, 1ml of glutaraldehyde because 1% evaporated off to fast so made another one | |||
*stirred all contents of film on heat under fume hood to have them dissolve and this poured them into their respective dish | *stirred all contents of film on heat under fume hood to have them dissolve and this poured them into their respective dish | ||
*mass of phenol was weighed under fume hood toxic | *mass of phenol was weighed under fume hood toxic | ||
* determined best to use an Erlenmeyer flask instead of beaker for mixing | |||
'''Quaternary Ammonium Salt Purification''' | |||
# Turn off the heat on the round bottom flask containing the reaction and remove from the heating mantle. | |||
# Fill a beaker with 100 mL ethyl acetate. | |||
# Place on ice. | |||
# Add the product drop-wise | |||
# Filter and collect precipitate | |||
# reaction failed was unable to purify. will discuss on monday as to other way to attach a quaternary ammonium to pva with fox | |||
# reaction failed most likely due to the age of the starting material or decrease in strength of the leaving group Cl- compared to Br- for this reaction |
Revision as of 10:43, 11 February 2013
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Objective
DataCalculations for 10% phenol film and 10% phenol stock solution
Quaternary Ammonium Salt Purification
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