ORGANIC ORGANIC CHEMISTRY CHEMISTRY

LABORATORYLABORATORYCHEM 2522CHEM 2522

(before check in)(before check in)

Teaching AssistantTeaching Assistant

e-mail:e-mail: @d.umn.edu @d.umn.eduOffice hours: Office hours:

(SSB 121)(SSB 121)course page:course page:

see current syllabussee current syllabus

LABORATORY CHECK INLABORATORY CHECK IN

You must have a U Card with a You must have a U Card with a balance of at least $25 in your balance of at least $25 in your account before you are allowed to account before you are allowed to check into the lab.check into the lab.

This will cover your purchase of This will cover your purchase of goggles and hopefully any breakage goggles and hopefully any breakage that occurs during the semester. that occurs during the semester.

You will not be allowed to work in lab You will not be allowed to work in lab unless you are registered for the unless you are registered for the course and have checked into lab.course and have checked into lab.

LABORATORY CHECK OUTLABORATORY CHECK OUT

You will check out of lab at end of You will check out of lab at end of semester during your lab section.semester during your lab section.

Check out includes cleaning and Check out includes cleaning and accounting for the equipment in your accounting for the equipment in your drawer when you checked in.drawer when you checked in.

You must pay for any missing or broken You must pay for any missing or broken equipment and turn in key.equipment and turn in key.

Failure to check out results in $55 Failure to check out results in $55 charge which includes $20 for key.charge which includes $20 for key.

SYLLABUSSYLLABUS (Students follow along in their own syllabus.)(Students follow along in their own syllabus.)

LABORATORY LABORATORY MATERIALS:MATERIALS:

Macroscale and Microscale Organic Macroscale and Microscale Organic Experiments Experiments 55thth Edition Edition by by WilliamsonWilliamson/ Minard/ Masters/ Minard/ Masters

SSafety Gogglesafety Goggles Bound Laboratory BookBound Laboratory Book

LAB RULESLAB RULES

Safety, Safety, SafetySafety, Safety, Safety GogglesGoggles must be worn at all times after must be worn at all times after

pre-lab and before post-lab work. Only pre-lab and before post-lab work. Only when when at your deskat your desk, can goggles be , can goggles be removed.removed.

KEEP A CLEAN AND ORDERLY LABKEEP A CLEAN AND ORDERLY LAB. . Points will be deducted from you and your Points will be deducted from you and your partner’s lab grade if your hood is not left partner’s lab grade if your hood is not left clean and picked up. clean and picked up.

NO LAB MAKE-UPNO LAB MAKE-UP

LAB NOTEBOOKLAB NOTEBOOK Notebook must:Notebook must: Use a pen (NO PENCIL)Use a pen (NO PENCIL) Draw a single line through a mistake. Draw a single line through a mistake.

Do not scribble or use whiteoutDo not scribble or use whiteout Keep the notebook in column format.Keep the notebook in column format. Write on one side of the pageWrite on one side of the page Make sure the procedure is Make sure the procedure is

completed before the lab starts. (this completed before the lab starts. (this will be checked)will be checked)

The Lab Report Must Contain:The Lab Report Must Contain:(follow lab syllabus)(follow lab syllabus)

I. The separate title page that contains : title, date and names of you I. The separate title page that contains : title, date and names of you and your partner.and your partner.

II. II. IntroductionIntroduction with brief description of the chemical background. with brief description of the chemical background. Reaction scheme MUST include the reaction mechanism.Reaction scheme MUST include the reaction mechanism. III. III. Experimental partExperimental part with ACTUAL procedure and observations. with ACTUAL procedure and observations. IV. IV. ResultsResults, including the yield, spectral data and its interpretation., including the yield, spectral data and its interpretation. V. V. DiscussionDiscussion section with critical analysis of experimental results section with critical analysis of experimental results 1. It is the most important part of your report that shows your 1. It is the most important part of your report that shows your

understanding of the concept and ability to think criticallyunderstanding of the concept and ability to think critically 2. You should be able explain obtained results, i.e. answer the question 2. You should be able explain obtained results, i.e. answer the question

“WHY it happened” .“WHY it happened” . 3. For example, you can explain why the yield was either high or low, 3. For example, you can explain why the yield was either high or low,

the source of impurities, possible structures of by-products, etc.the source of impurities, possible structures of by-products, etc. 4. The identification of the Unknown compound (in some labs).4. The identification of the Unknown compound (in some labs). VI. VI. ReferencesReferences from your textbook: Williamson, Macroscale & from your textbook: Williamson, Macroscale &

Microscale OrganicExperiments, pp. (fill in the page numbers used in Microscale OrganicExperiments, pp. (fill in the page numbers used in the book!) or any other sources (publications)the book!) or any other sources (publications)

The Lab Report Grading Policy:The Lab Report Grading Policy:

Each group provides 1 (Each group provides 1 (oneone) lab report for each experiment.) lab report for each experiment. Group members work in collaboration on their report and receive Group members work in collaboration on their report and receive

same grade for the report.same grade for the report. One group member (the Author) prepares lab report and before One group member (the Author) prepares lab report and before

submission to TA provides it to the partner (the Editor) for review.submission to TA provides it to the partner (the Editor) for review. The Editor can either approve the report for submission to TA for The Editor can either approve the report for submission to TA for

grading or return it to the Author with a feedback about grading or return it to the Author with a feedback about necessary improvements.necessary improvements.

In case of returned report the Author should make changes In case of returned report the Author should make changes according to the Editor and send it AGAIN to the Editor for according to the Editor and send it AGAIN to the Editor for additional review additional review beforebefore final submission to TA. final submission to TA.

For next experiment group members switch their roles: the For next experiment group members switch their roles: the Author becomes an Editor and vise versa.Author becomes an Editor and vise versa.

This policy designed to practice the scientific collaboration, This policy designed to practice the scientific collaboration, where the lab group is a model of real research team.where the lab group is a model of real research team.

NEXT NEXT A)A) Check into labCheck into labB)B) Check-InCheck-In– 1. Find a partner and get drawer # from TA1. Find a partner and get drawer # from TA– 2. Go to stockroom and obtain drawer key.2. Go to stockroom and obtain drawer key.– 3. Open drawer and make sure you have 3. Open drawer and make sure you have

everything. If not, get it from the stockroom. everything. If not, get it from the stockroom. If you don’t have it at the end of the If you don’t have it at the end of the semester you will be charged for it.semester you will be charged for it.

– 4. When you have everything, keep the key 4. When you have everything, keep the key and return the check-in slip to the and return the check-in slip to the stockroom.stockroom.