IMG_0001_NEW_0045

IMG_0001_NEW_0045 - _-._-.-1. .-. .--._. ._-._. i...

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Tuesday, January 5, 2010 Purpose: the purpose salicylate. Chemical Reaction: oHo .-\Ao"r" tt-l \r/ Methyl salicylate 500 mg 3.3 mmol Hydrolysis of Methyl Salicylate of this lab is the synthesis of salicylic acid by hydrolysis of methyl Theoretical yield: 3.3 mmol of salicylic acid (MW: 138.1) can be formed 3.3 mmol x 138.1 glmol:0.455 g (455 mg) Tahle of nhvsical constants: (Get only the m.p. for solids and b.p. for liquids) _rg,p, j:aj_ ] __b-,p. Cc)_ i Methvl Salicvlate ! CoHoO. i l._. ._.-_-._--.1. ._. ._--_. -_ -/_--_--_.-_--l_.-_--_.-_--:--_-Y_.--1.
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Unformatted text preview: _-._-.-1. .-. .--._. ._-._. i Salicylicacid i i 138.1 "-'-"-"-'-'-"F _-_-__-l__- - - - -' i +..-. . -.. - -. -..-. . -.--i 2r1 T"-tt Procedure: Prepare a solution of NaOH in a 10 mL flask: 5 pellets of NaOH, in 5 mL of water, and make sure all the NaOH dissolves. Add the methyl salicylate (using a Pasteur pipette) Heat the reaction to reflux for 30 minutes Pg-q$lv- i I ..--.---,-.--. .-. .-.1 I :--.- .--. .- " -----'--i 1.84 i Drawing of the used set-up:...
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This note was uploaded on 12/27/2011 for the course CHEM 282 taught by Professor Nabylmerbouh during the Fall '10 term at Simon Fraser.

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