We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Thank you!
Presentation is loading. Please wait.
Published byAlbert Bařtipán
Modified about 1 year ago
NMR I Spin-spinové interakce, 1 H NMR
I S J 0 I S J = 0 A X A1A1 A2A2 A1A1 A2A2 BoBo E J = 0 J > 0 E4E3E2E1E4E3E2E1
A1A1 A2A2 A 1 = A 2 A2A2 A1A1 A 2 A 1 A X A1A1 A2A2 A1A1 A2A2 BoBo E J = 0 J < 0 E4E3E2E1E4E3E2E1 A1A1 A2A2 A 1 A 2 J = 0 J > 0J < 0
1singlets 1 1 dubletd 1 2 1triplet t kvartetq pentetp
t dd dd
q dt td ddd
1 H NMR
X (X-CH 3 ) elektronegativita Li1,0 R 3 Si01,8 H0,42,1 CH30,82,5 NH22,363,0 OH3,383,5 I2,162,5 Br2,702,8 Cl3,053,0 F4,254,0 1 H NMR - alkany
H NMR - areny
H NMR - areny
1 H NMR – alkeny = 4 – 7.5 Alkyny = 2 – 3 Aldehydy = 9 – 11 Vyměnitelné protony (OH, SH, NH)
+ D 2 O
500 MHz 3 J = 6.8 Hz
500 MHz 3 J = 6.8 Hz
100 MHz 3 J = 6.8 Hz
Problem Day 2 CH343 Bruce A. Hathaway. Compound #1: IR sp 2 C-H, sp 3 C-H, C=O, benzene C=C, possible monsubstituted benzene.
Гели. Биополимеры Подготовила к.х.н., доц. Иванец Л.Н.
Chemical Shift. Carbon-13 Spectra How many C-13 signals? Which signals are further upfield? Can the compounds be differentiated?
5 、古 诗 两 首 人教版第七册第五课 陆游 山西村：村庄名，在今浙 江绍兴鉴湖附近 。 学习生字 莫 腊 浑 疑 豚莫 腊 浑 疑 豚.
Problem Day 1 Answers CH343 Bruce A. Hathaway. Problem 1: Carbon NMR Seven types of Carbons: 4 benzene carbons and 3 sp 3 carbons.
C Cl: CH 3 H.. S N 2 ANIMATION ENERGY PROFILE R. C Cl: CH 3 H :Br:.. S N 2 ANIMATION ENERGY PROFILE R.
Brønsted-Lowry Model Acids - proton (H + ) donors Bases – accepts proton (H + )
Steric Effects. Effect of Nucleophile Strength on Reaction Rate Across a period: CH 3 - > NH 2 - > OH - > F - Nucleophilicity: Strongest
1 Chapter 11 Introduction to Organic Chemistry: Alkanes 11.5 Functional Groups Copyright © 2005 by Pearson Education, Inc. Publishing as Benjamin Cummings.
Nomenclature or names of compounds Alkanes. Nomenclature or names of compounds Alkanes.
Do Now 10/6 Which of the following is an alkane? Which is an alkene? An alkyne? 1.C 2 H 6 2.C 2 H 4 3.C 2 H 2.
General, Organic, and Biological Chemistry Copyright © 2010 Pearson Education, Inc.1 Chapter 11 Introduction to Organic Chemistry: Alkanes 11.5 Functional.
Chemistry: An Introduction to General, Organic, and Biological Chemistry, Eleventh Edition Copyright © 2012 by Pearson Education, Inc. Chapter 10 Introduction.
Equilibrium Chemical reaction in which reactants are forming as fast as products yet the net concentrations of each remains constant A + B C + D N 2.
1 H NMR Interpretation Using the NMR Mosaic. NMR Spectra contain THREE Pieces of Information Chemical Shift –Information about functionality Integration.
Created with MindGenius Business 2005® Chemical Shift (1) Chemical Shift (1) ν is measured in Hz and varies with spectrometer frequency The position of.
1 mass p ≈ mass n ≈ 1840 x mass e -. 2 Atomic number (Z) = number of protons in nucleus Mass number (A) = number of protons + number of neutrons = atomic.
Chapter 2 Alkanes. 2.1 Classes of Hydrocarbons HydrocarbonsHydrocarbons AromaticAromaticAliphaticAliphatic.
2.1 Classes of Hydrocarbons. HydrocarbonsHydrocarbons AromaticAromaticAliphaticAliphatic.
Chapter 12 Practice Set S + 3 O 2 2 SO 3 H = kJ kJ 1 mol S 6.44 g S 2 mol S 32.1 g S = 79.4 kJ (79.4 kJ of heat is released.)
1 H NMR Interpretation Using the NMR Mosaic. Each peak represents a fragment of the molecule Peak carries three critical pieces of information –Integration:
NMR Correlation Charts. 1H1H
Atom or group of atoms that gives a molecule “personality.” (Molecules with that group behave alike.) Functional Group.
Hydrocarbons. Hydrocarbons Simplest organic compounds containing only carbon and hydrogen.
Carbons. Write condensed structural formulas for and name alkyl halides. Describe some common organic reactions. Including: esterification, halogenation,
Halogenation Addition Reaction. Drill: Name: SH I F OH.
Organic Chemistry Chapter 24 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Nuclear Magnetic Resonance Yale Chemistry 800 MHz Supercooled Magnet.
Types of functional groups Name of functional group symbolPrefix or suffix IUPAC NAME 1. Halogen -x halo - haloalkane 2. Amine or amino - nh2 - AMINE.
Slide 1 of 52 Ch.16. Acids and Bases (the fundamentals)
GPS 9 Formula Writing and Nomenclature. Targets CH-3a I can name binary covalent (molecular) compounds. I can name binary ionic compounds using Roman.
Drill: Name the following: FF Cl. Drill: Name: SH I F OH.
Ions. Remember… Atomic Number is the number of protons in an atom. The number of protons equal the number of electrons in a neutral atom. Atomic.
Acids and Bases By Abdul Musawwir Class 2Q. NaCl NaOH A Salt A Base The base is under a salt!! Copyright © 2011 | Abdul Musawwir.
9.8 Reactions of Alkynes. Acidity (Section 9.5) Hydrogenation (Section 9.9) Metal-Ammonia Reduction (Section 9.10) Addition of Hydrogen Halides (Section.
Unit 15: Organic Chemistry. What is organic chemistry? The study of carbon and carbon-containing compounds.
Organic Chemistry Chapter Common Elements in Organic Compounds.
Some problems using C and H 2 D NMR. A compound has a molecular weight of 114 mass units and is know only to contain C, H, and O. What are the possible.
Salts product of neutralization reaction 1.00 M NaOH mol OH - L mol1.00 mol L x L x = 0.075L H+H+ + Cl - + Na + + OH - H2OH2O+ Na + + Cl - NaCl.
Reactions of Unsaturated Hydrocarbons Combustion Complete combustion C 3 H 6 + O 2 → CO 2 + H 2 O Incomplete combustion C 3 H 6 + O 2 → C + CO + CO 2.
Chapter 11 Introduction to Organic Chemistry. Organic Chemistry is the study of compounds that contain C All organic compounds contain the element C Inorganic.
Carbon Compounds. Carbon Compound Models R = A chain of carbons C – C = (C:C) The bond represents a pair of electrons shared between two carbons R 1 versus.
Defining Acid and Base (notes) Because a base has OH - and an acid has H +, Arrhenius (Swedish) defined:
Categorizing Compounds Group the ions and compounds in your list into 5 groups and describe each group.
INTEGRATION. Each different type of proton comes at a different place. You can tell how many different types of hydrogen there are in the molecule. NMR.
FTIR -- InfraRed IR 1. Bet vis & microwave 2. Organic chemists use cm cm -1 E of vibration No 2 cmpds give exact sample IR (enantimoers)
Titration Curves I. Strong Acid+ Strong Base 0.1 M HCl0.1 M NaOH 25.0 mL 2.5 x mol 1. Initial pH HCl H+H+ + Cl- 0.1 M [H + ] = 0.1 M pH =- log.
© 2017 SlidePlayer.com Inc. All rights reserved.