Q1_Wi05 - Provide all proton transfer steps. Hint: KO t Bu...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
NU, Winter 2005, Quiz 1, Chem 210-2 2 1. (20 pts) For i, gives the IUPAC names of the structure shown. For ii-v, complete each of the following reactions by providing the missing starting materials, reagent set(s), or product (only the carbon-containing major product is necessary). If a reaction does not occur, please state so. Your answers should be consistent with any stereochemistry that the reaction may require. i. OH ii. 2 CH 4 1) 0.01 s, 1500 o C 2) Lindlar’s catalyst, H 2 3) NaH, MeI 4) F–CH 2 ) 5 –Cl iii. O O iv. 1) LiCu(CH 2 C CCH 3 ) 2 2) excess 0 3 , excess H 2 0 HO O O OH + 2 O OH v O OMe OMe 2. (10 pts) Propose a mechanism for the following reaction using the curved arrow formalism.
Background image of page 1

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

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Provide all proton transfer steps. Hint: KO t Bu is a bulky strong base O KO t Bu catalyst DMSO (a very polar solvent) heat OH + OH (80%) (15%) NU, Winter 2005, Quiz 1, Chem 210-2 3 3. (20 pts). Propose a synthesis of the following compound from ethyne as the only carbon-containing starting material using only the reactions that you learned in Chem 210-1 and the last two weeks. You may use any necessary inorganic reagents, mCPBA, and any sulfur-containing reagent. O OEt OEt...
View Full Document

This note was uploaded on 06/12/2008 for the course CHEM 210-2 taught by Professor Coddens during the Winter '08 term at Northwestern.

Page1 / 2

Q1_Wi05 - Provide all proton transfer steps. Hint: KO t Bu...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online