CSUMB
ESSP 311L
Dr. R. Rinehart

Recrystallization

 Recrystallization (or crystallization or fractional crystallization as it is sometimes known) is a fundamental purification method that will be employed throughout the remainder of the semester's labs. A frequently-associated recovery technique is gravity filtration.

Crystallization by Patty Feist at  the University of Colorado
 http://orgchem.colorado.edu/hndbksupport/cryst/cryst.html 
Crystallization Real™ Movie by Tad Koch and Patty Feist
also covers decolorization, vacuum filtration, and melting point
http://kubrick.colorado.edu:6060/ramgen/chemistry/Crystallization.rm
Pasteur pipet care by Patty Feist at  the University of Colorado
http://orgchem.colorado.edu/procedures/ppcare.html
solvent removal page from U Colorado
http://orgchem.colorado.edu/hndbksupport/solvremoval/solvremoval.html 
 discussion, some thought problems, and a highly-informative QuickTime™ movie on recrystallization
by Scott Van Arman at Franklin & Marshall College
<http://www.fandm.edu/Departments/Chemistry/Van%20Arman%20Virtual%20Lab/Recrystallization/Recrystallization3.html>
Recrystallization page by Millam, Moyer and Suydam;
Revised by Seung-Joo Lee; Web Edition by Chris Heilman at Phoenix College
 http://chemlab.pc.maricopa.edu/labbooks/230/recrystallization/index.html 
A number of common organic lab techniques are discussed by
Drs. James Chickos, Vally D'Souza, and David Garin at U Missouri St. Louis at
http://www.umsl.edu/~orglab/documents/practice.htm
In particular, see
 http://www.umsl.edu/~orglab/documents/practice.htm#CRYSTALLIZATION and
http://www.umsl.edu/~orglab/documents/practice.htm#FILTERING
Recrystallization notes by Dan Strauss at San Jose State
http://www.4chemistry.org/Course%20Materials/Lecture%20Notes/Rexst.pdf
 http://www.chemistry.sjsu.edu/straus/Course%20Materials/Lecture%20Notes/Rexst.pdf
Recrystallization interactive tutorial
covers theory and practice, as well as associated techniques like decolorization and filtration
 by Megumi Fujita, Helen M. Mah, Anne E. Adams, and Lois M. Browne at the University of Alberta
http://www.chem.ualberta.ca/~orglabs/recrystallization/rexmaster.html
Recrystallization by Scott Van Arman at Franklin & Marshall College
http://www.fandm.edu/Departments/Chemistry/Van%20Arman%20Virtual%20Lab/Recrystallization/Recrystallization3.html
or http://www.fandm.edu/Departments/Chemistry/Van%20Arman%20Virtual%20Lab/Virtual%20Pre-Lab > Recrystallization
Recrystallization
by Bette Kreuz, Dawn Wisniewski, James Golen, and Ruth Dusenbery at the University of Michigan-Dearborn
http://www.umd.umich.edu/casl/natsci/slcweb/modules/allmodules.htm > Recrystallization
[long download time]
possibly available directly
[it wasn't on my office computer] at
 http://www.umd.umich.edu/casl/natsci/slc/slconline/RECRYS/Recrystallization.swf
Microscale Crystallization in photos by Peter Samal at the University of Massachusetts
http://www.chem.umass.edu/~samal/269/crystslides.htm