Cyclopentadiene

Cyclopentadiene - Brittney Brown September 17, 2009...

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Brittney Brown September 17, 2009 Partner: Chelsea Seaver Title: Purpose: The purpose of this lab was to identify the “endo” product given as a high yield from cyclopentadiene. Experimental Details: Table 1. Substances used in the experiment and the amounts Substance Actual Experimental Dicyclopentadiene 15mL 15mL Ethyl acetate 8mL 8mL Maleic Anhydride 2.45g 2.471g Hexane 8mL 8mL Cyclopentadiene 2.5mL 2.5mL Distillate 6mL 6mL
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“endo” Product 6.534g Table 2. Data from experiment Name ( 2 ) Cyclopentadien e Maleic Anhydride “Endo” Product Molecular Formula C 5 H 6 C 4 H 2 O 3 C 9 H 8 O 3 Molecular Weight (g/mol) 62.08 182.12 224.31 Amount (Theo.) (Actual) 2.5mL 2.5mL 2.45g 2.471g 3.04g 2.44 g MMoles 30 25 - Density (g/mL) 0.81 - - Purity 95% - - Percent Yield - - 80% Melting Point Boiling Point - 43°C - - 165°C -
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First, 15mL of dicyclopentadiene was placed in a boiling flask and heated above 170°C using a fractional distillation to collect 6mL of distillate. The distillate was then
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Cyclopentadiene - Brittney Brown September 17, 2009...

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