Chemistry 351 - Principles of Organic Chemistry II
Spring Semester 2024, Winona State University, Dr. Thomas Nalli

Lab Schedule

Dates


Jan 10, 11
Lab Check In, Safety Orientation, Go over Syllabi, Set up teams
Jan 17, 18
Prep for Expt 1 - (1) Recrystallize 1 g of N-bromosuccinimide from water. A helpful video can be found at https://www.youtube.com/watch?v=JsAId6aXUQw
(2) Distill cyclohexane.
Jan 24, 25
Expt 1 - NBS Bromination of 2-Hexene
Jan 31, Feb 1 Expt 1 - Trial 2
Feb 7, 8 Obtain HNMRs for Expt 1.
Molecular modeling - The Diels Alder reaction.
Feb 14, 15 Expt 1 - Follow up - NBS Bromination of 1-hexene (Thur lab) or 3-hexene (Wed lab)
Feb 21, 22 Expt 2 - Grignard Synthesis of Hex-2-yn-4-ol
Feb 28, 29 Purification of Expt 2 Product.
Mar 13


Mar 14
Expt 3 - Preparation of 4-Bromohex-2-yne

Expt3 - Preparation of 1-bromo-2-hexene - Procedures provided in lab. No prelab required.
Mar 20


Mar 21
Expt3 - Preparation of 1-bromo-2-hexene - Procedures provided in lab. No prelab required.

Lab clean up. Help prep for Expt 4.
Mar 27, 28 Expt 4 - Determination of Sterols in Dried Mushrooms. Part 1. Extraction
Apr 3, 4 Expt 4 - Determination of Sterols in Dried Mushrooms. Part 2. Prep for GC/MS

Apr 10, 11

Expt 4 - Work up Data
Apr 17, 18 No labs - Attend Ramaley Celebration on 4/18
Apr 24, 25 Check Out and Clean Up - Final Exam Review