User:Elizabeth Ghias/Notebook/Experimental Chemistry/2013/02/15: Difference between revisions
From OpenWetWare
No edit summary |
(fix raw html notebook nav) |
||
(2 intermediate revisions by one other user not shown) | |||
Line 2: | Line 2: | ||
|- | |- | ||
|style="background-color: #EEE"|[[Image:BDLlogo_notext_lr.png|128px]]<span style="font-size:22px;"> Experimental Chemistry</span> | |style="background-color: #EEE"|[[Image:BDLlogo_notext_lr.png|128px]]<span style="font-size:22px;"> Experimental Chemistry</span> | ||
|style="background-color: #F2F2F2" align="center"| | |style="background-color: #F2F2F2" align="center"|[[File:Report.png|frameless|link={{#sub:{{FULLPAGENAME}}|0|-11}}]][[{{#sub:{{FULLPAGENAME}}|0|-11}}|Main project page]]<br />{{#if:{{#lnpreventry:{{FULLPAGENAME}}}}|[[File:Resultset_previous.png|frameless|link={{#lnpreventry:{{FULLPAGENAME}}}}]][[{{#lnpreventry:{{FULLPAGENAME}}}}{{!}}Previous entry]] }}{{#if:{{#lnnextentry:{{FULLPAGENAME}}}}|[[{{#lnnextentry:{{FULLPAGENAME}}}}{{!}}Next entry]][[File:Resultset_next.png|frameless|link={{#lnnextentry:{{FULLPAGENAME}}}}]]}} | ||
|- | |- | ||
| colspan="2"| | | colspan="2"| | ||
Line 11: | Line 11: | ||
==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== | ||
Line 31: | Line 31: | ||
# 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 | ||
Line 41: | Line 41: | ||
==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 | |||
Latest revision as of 22:26, 26 September 2017
Experimental Chemistry | Main project page Previous entry Next entry |
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
|