Undergraduate Prerequisites: (CASCH102 OR CASCH110 OR CASCH112) - Fundamentals of contemporary organic chemistry, including skeletal and electronic structure, stereochemistry, and reactions of important functional groups. Applications of organic reactions to important synthetic targets in materials and drug discovery will be highlighted, as will reactions pertinent to biochemistry. Laboratory includes training in basic organic chemistry skills, such as extraction, reaction performance, spectroscopy interpretation and chromatography. Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Scientific Inquiry I, Quantitative Reasoning I.
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| A1 |
|
NO ROOM |
R 6:30 pm-8:30 pm |
Students registering for Organic Chemistry I must register for three sections of CASCH 203 (a LEC, a DIS, and a LAB) as well as one section of its co-requisite, CASCH 203P (a Pre-Lab).
IMPORTANT: Students registered for CH203 should reserve Thursdays from 6:30-8:30pm for exams throughout the term. |
| A1 |
|
SCI 109 |
TR 8:00 am-9:15 am |
Students registering for Organic Chemistry I must register for three sections of CASCH 203 (a LEC, a DIS, and a LAB) as well as one section of its co-requisite, CASCH 203P (a Pre-Lab).
IMPORTANT: Students registered for CH203 should reserve Thursdays from 6:30-8:30pm for exams throughout the term. |
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| A2 |
|
NO ROOM |
R 6:30 pm-8:30 pm |
Students registering for Organic Chemistry I must register for three sections of CASCH 203 (a LEC, a DIS, and a LAB) as well as one section of its co-requisite, CASCH 203P (a Pre-Lab).
IMPORTANT: Students registered for CH203 should reserve Thursdays from 6:30-8:30 PM for exams throughout the term. |
| A2 |
|
SCI 109 |
TR 11:00 am-12:15 pm |
Students registering for Organic Chemistry I must register for three sections of CASCH 203 (a LEC, a DIS, and a LAB) as well as one section of its co-requisite, CASCH 203P (a Pre-Lab).
IMPORTANT: Students registered for CH203 should reserve Thursdays from 6:30-8:30 PM for exams throughout the term. |
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| A3 |
|
NO ROOM |
R 6:30 pm-8:30 pm |
Students registering for Organic Chemistry I must register for three sections of CASCH 203 (a LEC, a DIS, and a LAB) as well as one section of its co-requisite, CASCH 203P (a Pre-Lab).
IMPORTANT: Students registered for CH203 should reserve Thursdays from 6:30-8:30 PM for exams throughout the term. |
| A3 |
|
SCI 109 |
TR 5:00 pm-6:15 pm |
Students registering for Organic Chemistry I must register for three sections of CASCH 203 (a LEC, a DIS, and a LAB) as well as one section of its co-requisite, CASCH 203P (a Pre-Lab).
IMPORTANT: Students registered for CH203 should reserve Thursdays from 6:30-8:30 PM for exams throughout the term. |
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D0 |
Courtney |
SCI 115 |
W 10:10 am-11:00 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D1 |
Courtney |
SCI 115 |
W 11:15 am-12:05 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D2 |
Courtney |
CAS 223 |
W 11:15 am-12:05 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D3 |
Courtney |
CAS 223 |
W 12:20 pm-1:10 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D4 |
Courtney |
SCI 115 |
W 12:20 pm-1:10 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D5 |
Courtney |
CAS 223 |
W 1:25 pm-2:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D6 |
Courtney |
CAS 227 |
W 1:25 pm-2:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D7 |
Courtney |
SCI 115 |
W 2:30 pm-3:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D8 |
Courtney |
CAS 223 |
W 3:35 pm-4:25 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| D9 |
Courtney |
SCI 115 |
W 3:35 pm-4:25 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DA |
Courtney |
SCI 115 |
M 9:05 am-9:55 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DB |
Courtney |
SCI 115 |
M 10:10 am-11:00 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DC |
Courtney |
CAS 223 |
M 12:20 pm-1:10 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DD |
Courtney |
SCI 115 |
M 12:20 pm-1:10 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DE |
Courtney |
CAS 227 |
M 1:25 pm-2:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DF |
Courtney |
CAS 225 |
M 1:25 pm-2:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DG |
Courtney |
CAS 223 |
M 2:30 pm-3:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DH |
Courtney |
SCI 115 |
M 2:30 pm-3:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DI |
Courtney |
BRB 122 |
T 9:30 am-10:20 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DJ |
Courtney |
CAS 223 |
T 11:15 am-12:05 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DK |
Courtney |
CAS 223 |
T 12:30 pm-1:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DL |
Courtney |
CAS 324 |
T 12:30 pm-1:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DM |
Courtney |
SCI 115 |
T 2:00 pm-2:50 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DN |
Courtney |
SCI 115 |
T 3:35 pm-4:25 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DO |
Courtney |
CAS 223 |
T 3:35 pm-4:25 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DP |
Courtney |
CAS 235 |
T 6:30 pm-7:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DQ |
Courtney |
SCI 115 |
T 6:30 pm-7:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DR |
Courtney |
CAS 223 |
W 9:05 am-9:55 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DS |
Courtney |
SCI 115 |
W 9:05 am-9:55 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DT |
Courtney |
CAS 225 |
W 10:10 am-11:00 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DU |
Courtney |
CAS 223 |
M 1:25 pm-2:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DV |
Courtney |
CAS 227 |
M 2:30 pm-3:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| DW |
Courtney |
SCI 115 |
T 12:30 pm-1:20 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L0 |
Mclernon |
SCI 348C |
R 9:30 am-12:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L1 |
Mclernon |
SCI 348A |
R 12:30 pm-3:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L2 |
Mclernon |
SCI 348B |
R 12:30 pm-3:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L3 |
Mclernon |
SCI 348C |
R 12:30 pm-3:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L4 |
Mclernon |
SCI 348A |
R 3:30 pm-6:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L5 |
Mclernon |
SCI 348B |
R 3:30 pm-6:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L6 |
Mclernon |
SCI 348A |
F 8:00 am-10:45 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L7 |
Mclernon |
SCI 348B |
F 8:00 am-10:45 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L8 |
Mclernon |
SCI 348A |
F 11:15 am-2:00 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| L9 |
Mclernon |
SCI 348A |
F 2:30 pm-5:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LA |
Mclernon |
SCI 348A |
M 11:15 am-2:00 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LB |
Mclernon |
SCI 348B |
M 11:15 am-2:00 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LC |
Mclernon |
SCI 348C |
M 11:15 am-2:00 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LD |
Mclernon |
SCI 348A |
M 2:30 pm-5:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LE |
Mclernon |
SCI 348B |
M 2:30 pm-5:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LF |
Mclernon |
SCI 348C |
M 2:30 pm-5:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LG |
Mclernon |
SCI 348A |
M 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LH |
Mclernon |
SCI 348B |
M 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LI |
Mclernon |
SCI 348C |
M 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LJ |
Mclernon |
SCI 348A |
T 9:30 am-12:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LK |
Mclernon |
SCI 348B |
T 9:30 am-12:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LL |
Mclernon |
SCI 348C |
T 9:30 am-12:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LM |
Mclernon |
SCI 348A |
T 12:30 pm-3:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LN |
Mclernon |
SCI 348B |
T 12:30 pm-3:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LO |
Mclernon |
SCI 348C |
T 12:30 pm-3:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LP |
Mclernon |
SCI 348A |
T 3:30 pm-6:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LQ |
Mclernon |
SCI 348A |
T 6:30 pm-9:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LR |
Mclernon |
SCI 348A |
W 8:00 am-10:45 am |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LS |
Mclernon |
SCI 348A |
W 11:15 am-2:00 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LT |
Mclernon |
SCI 348A |
W 2:30 pm-5:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LU |
Mclernon |
SCI 348C |
W 2:30 pm-5:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LV |
Mclernon |
SCI 348A |
W 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LW |
Mclernon |
SCI 348B |
W 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LX |
Mclernon |
SCI 348C |
W 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LY |
Mclernon |
SCI 348A |
R 9:30 am-12:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| LZ |
Mclernon |
SCI 348B |
R 9:30 am-12:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| MA |
Mclernon |
SCI 348C |
F 2:30 pm-5:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| MB |
Mclernon |
SCI 348A |
F 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| MC |
Mclernon |
SCI 348C |
F 5:30 pm-8:15 pm |
|
FALL 2025 Schedule
| Section |
Instructor |
Location |
Schedule |
Notes |
| MD |
Mclernon |
SCI 348B |
F 5:30 pm-8:15 pm |
|
Note that this information may change at any time. Please visit the MyBU Student Portal for the most up-to-date course information.
