{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

2008_Exam_1 - Organic Chemistry c3046y 1st Hour Exam...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
1st Hour Exam Organic Chemistry c3046y Wednesday, Feb. 13, 2008 Prof. Leighton The exam is 5 pages long ( not including this one). Please make sure you have all of the pages. . . Question 1 (20 pts): Question 2 (20 pts): Question 3 (20 pts): Question 4 (20 pts): Name: ID#__________________________ Write your name on every page. . Question 5 (20 pts): Total (100 pts):____________ Signature:__________________________ Write complete but succinct answers. Good Luck!
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Name: Page 1 1. Provide detailed mechanisms to account for the following transformations. b. (10 pts) a. (10 pts) (For this one please clearly indicate the product of the first step, and BRIEFLY explain why only one ethyl group adds.) R N O O Me 1. EtMgBr, -78 °C 2. H 3 O + R Et O 1. SOCl 2 Me R O OH 2. MeOH, Et 3 N R O OMe
Background image of page 2
Page 2 Name: 2. Predict the major product of the following reactions: a. (10 pts) b. (10 pts) O Me Me 1. R O O O H 2. i. DIBAl-H, -78 °C ii. H 3 O + OH Me PPh 3 I K + O- t -Bu 2. 1. CrO 3 , Pyridine
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Name: Page 3 3. For each of the reactions below, show the product and provide a mechanism for its formation.
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}