212Lec5Sp09NMR4 - Group Question #2 4 pts for attendance...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Group Question #2 (a) Predict the number of signals for the following compound. (b) Label the different Hs. (c) Then, determine the splitting pattern and approximate ppm value/range for each signal. Signal Splitting pattern ppm value __a____ __ triplet____ __~ 1 ppm__ __ b __ __ quartet _____ _ 2-3 __ __ c __ __ singlet ____ _ 6.5-8 _ ________ signals 4 pts for attendance O H 2 C CH 2 O H H H H H 3 C CH 3 a a b b c c c c 2 lines of symmetry! 3 Results are on their way…check at Friday’s lecture.
Background image of page 1

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

View Full DocumentRight Arrow Icon
Today’s agenda… Splitting examples Integration (13.10) 13 C NMR (13.4, 13.5) Last time… Splitting (13.11) J Values (13.11) Group Questions #2 Lecture 5 Lecture Problem 1 is due on Monday! Posted on ANGEL on print!
Background image of page 2
In-Class Example/Question: For each compound below, determine the following, (a) Number of signals; then label them (a, b, c, etc) (b) The splitting patterns for each signal O H Br
Background image of page 3

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

View Full DocumentRight Arrow Icon
Integration measures the area underneath a signal. Get
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/25/2009 for the course CHEM 210 taught by Professor Maslak,przemyslaw during the Spring '08 term at Pennsylvania State University, University Park.

Page1 / 10

212Lec5Sp09NMR4 - Group Question #2 4 pts for attendance...

This preview shows document pages 1 - 5. Sign up to view the full document.

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