User:Elizabeth Ghias/Notebook/Experimental Chemistry/2013/02/15: Difference between revisions
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==Objective== | ==Objective== | ||
To crosslink the films prepared last class, to try the new reaction with (S)-(-)-(3-Chloro-2-hydroxypropyl)trimethylammonium chloride | To crosslink the films prepared last class, to try the new reaction with (S)-(-)-(3-Chloro-2-hydroxypropyl)trimethylammonium chloride | ||
==Description== | ==Description== | ||
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# Measure out 0.85779 g (S)-(-)-(3-Chloro-2-hydroxypropyl)trimethylammonium chloride. Place in 5 mL 0.2 M NaOH prepared last class) | # Measure out 0.85779 g (S)-(-)-(3-Chloro-2-hydroxypropyl)trimethylammonium chloride. Place in 5 mL 0.2 M NaOH prepared last class) | ||
#* Actual amount used = 0.8581 g | #* Actual amount used = 0.8581 g | ||
# Transfer 0.5 mL, 0.05 mL, and 0.005 mL into | # Transfer 0.5 mL, 0.05 mL, and 0.005 mL into 4.5 mL, 4.95 mL and 4.995 mL 0.2 M NaOH, respectively (this means the 10% film will be slightly less than 10% but we can still calculate what percentage)→ using 10 mL total volume b/c were doing 2 gram scale. For 1 g scale use 5 mL. | ||
# Place the 4 samples of PVOH in 5 mL | # Place the 4 samples of PVOH in 5 mL | ||
# Allow to soak in the NaOH for 30 minutes | # Allow to soak in the NaOH for 30 minutes | ||
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==Data== | ==Data== | ||
No results were collected today | |||
==Notes== | ==Notes== | ||
* When the acetone was added to precipitate out the modified PVOH, the PVOH precipitated out as a white solid (looked like cotton) | |||
* The samples will be filtered next class | |||
Revision as of 12:24, 22 February 2013
Experimental Chemistry | <html><img src="/images/9/94/Report.png" border="0" /></html> Main project page <html><img src="/images/c/c3/Resultset_previous.png" border="0" /></html>Previous entry<html> </html>Next entry<html><img src="/images/5/5c/Resultset_next.png" border="0" /></html> |
ObjectiveTo crosslink the films prepared last class, to try the new reaction with (S)-(-)-(3-Chloro-2-hydroxypropyl)trimethylammonium chloride DescriptionCrosslinking Films
DataNo results were collected today Notes
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