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    • Spring Quarter 2026
  • Section ID
    • 75282
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Chemistry and Biochemistry


Chemistry and Biochemistry (CHEM )


See Class Sections Below

Policies and Deadlines: https://go.ucsd.edu/4dacX2K Lab Safety Requirements: https://go.ucsd.edu/43MIfZ9 ATTENDANCE AT THE FIRST LAB MEETING IS MANDATORY: Students who miss the first 30 minutes of the first lab meeting of the quarter will be administratively dropped from the course. Come prepared to work by wearing long pants and closed-toe shoes, and bringing your textbook, lab notebook, knee-length lab coat, and goggles. LABORATORY SAFETY REQUIREMENT: All students in CHEM 7L, 7LM, 43A, 100A, 100B, 105A, 108, 109, 123, 143B/C are required to pass the Lab Safety Exam for their course in the current term BY MONDAY OF WEEK 1 AT 8AM. Students who do not pass the Lab Safety Requirement will be administratively dropped from the course. Please check the Canvas Safety Site for each lab class you are enrolled in for specific quarter deadlines. FEES FOR LABORATORY COURSES: Students who enroll in CHEM lab courses are charged a lab fee assessed with registration fees. The fees are: CHEM 7L- $40: CHEM 7LM- $40: CHEM 43A- $75: CHEM 100A- $65: CHEM 100B- $156: CHEM 105A- $65: CHEM 105B- $65: CHEM 108- $175: CHEM 109- $175: CHEM 123- $175: CHEM 143B- $110: CHEM 143C- $155.
As of: 03/14/2026, 03:24:00

R
Course Number Section ID
Meeting Type
Section Days Time Building & Room
Instructor Seats  
Available Limit
43A Organic Chemistry Laboratory
Lab sections meet starting WEEK 1. Students who miss the first 30 minutes of the first lab meeting of the quarter will be administratively dropped from the course. Students are required to pass the Lab Safety Exam for their course in the current term BY MONDAY OF WEEK 1 AT 8AM. Students who do not pass the Lab Safety Requirement will be administratively dropped from the course. Please check the Canvas Safety Site for each lab class you are enrolled in for specific quarter deadlines. Deadline to ADD or DROP without a 'W' for CHEM LAB courses is by the end of the scheduled second lab meeting. For Summer Session, if you drop after the second lab meeting, you will receive a 'W' and will not be eligible for a tuition refund. Policies and Deadlines: https://go.ucsd.edu/4dacX2K, Lab Safety Requirements: https://go.ucsd.edu/43MIfZ9 Students who enroll in CHEM 43A will be charged a $75.00 lab fee that will be assessed with registration fees.
43A Organic Chemistry Laboratory ( 4 Units)
Prerequisites  |  Resources |  Evaluations
LE A00 Tu 5:00p-5:50p CENTR 101 Klosterman, Jeremy K
     
75284 LA A01 MW 9:00a-11:50a YORK 1246 Klosterman, Jeremy K
FULL
Waitlist(4)
18
75285 LA A02 MW 9:00a-11:50a YORK 3108 Klosterman, Jeremy K
FULL
Waitlist(4)
24
75287 LA A03 MW 9:00a-11:50a YORK 3208 Klosterman, Jeremy K
FULL
Waitlist(4)
24
75288 LA A04 MW 9:00a-11:50a YORK 3224 Klosterman, Jeremy K
FULL
Waitlist(5)
24
75289 LA A05 MW 9:00a-11:50a YORK 4208 Klosterman, Jeremy K
FULL
Waitlist(4)
24
75290 LA A06 MW 1:00p-3:50p YORK 1246 Klosterman, Jeremy K
FULL
Waitlist(4)
24
75291 LA A07 MW 1:00p-3:50p YORK 3108 Klosterman, Jeremy K
FULL
Waitlist(5)
24
75292 LA A08 MW 1:00p-3:50p YORK 3208 Klosterman, Jeremy K
FULL
Waitlist(5)
24
75293 LA A09 MW 1:00p-3:50p YORK 3224 Klosterman, Jeremy K
FULL
Waitlist(3)
24
75294 LA A10 MW 1:00p-3:50p YORK 4208 Klosterman, Jeremy K
FULL
Waitlist(3)
24
MI 05/01/2026 F 6:00p-7:50p SOLIS 107  
FI 06/06/2026 S 8:00a-10:59a MOS 0114  

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