Describe the reactions of amines with acids to form salts.

Slides:



Advertisements
Similar presentations
NITROGEN COMPOUNDS (Amines)
Advertisements

Amines as nucleophiles and their synthesis
Nitrogen Compounds Ammonia derivatives. Specification from OCR Properties of primary amines Properties of primary amines Amino acids; peptide formation.
Amines Ammonia derivatives. Specification from OCR o Explain the basicity of amines in terms of proton acceptance by the nitrogen lone pair. o Describe.
Week 6 © Pearson Education Ltd 2009 This document may have been altered from the original Describe the preparation of aliphatic amines by substitution.
Chapter 11: Amines and Related Nitrogen Compounds The painkiller morphine is obtained from opium, the dried sap of unripe seeps of the poppy Papaver somniferum.
Nitrogen Compounds Aims: To know that these include amines, amides, nitro compounds, nitriles and amino acids. To know that amines are derivatives of ammonia.
Diazonium Salts Diazonium: there are 2 nitrogen atoms joined together in the positive ion. In French, nitrogen is still called by its old name ‘azote’
Amines.  Amines are formed by replacing one or more hydrogen atoms of ammonia (NH 3 ) with alkyl groups.  In nature, they occur among proteins, vitamins,
Advanced Higher Chemistry Unit 3 Aromatics. Aromatics Aromatics are hydrocarbons containing the benzene ring (C 6 H 6 ). The systematic name for the family.
ORGANIC CHEMISTRY CHM 207 CHAPTER 9: AMINES NOR AKMALAZURA JANI.
Azo Compounds. What are azo compounds? Contain the -N=N- group. Where R and R’ are arene groups more stable than alkyl groups. Azo group is stabilised.
Amines Amines are derivatives of ammonia, NH 3. Amines can be classified as primary, secondary or tertiary. Primary amines have one carbon attached to.
Week 9 © Pearson Education Ltd 2009 This document may have been altered from the original Describe the acid and base hydrolysis of polyesters and polyamides.
Week 9 © Pearson Education Ltd 2009 This document may have been altered from the original Describe the acid and base hydrolysis of polyesters and polyamides.
Starter What is the difference between an addition and condensation polymer? Write an equation for the polymerisation of two molecules of 3-hydroxypropanoic.
Specification from OCR
Week 6 © Pearson Education Ltd 2009 This document may have been altered from the original Describe the preparation of aliphatic amines by substitution.
The nitrogen atom in an ammonia molecule has a lone pair of electrons.
Azo Compounds. What are azo compounds? Contain the -N=N- group. Where R and R’ are arene groups more stable than alkyl groups. Azo group is stabilised.
AMINES. Naming How many chains are coming off the Nitrogen atom in the amine Count the number of carbons in each chain Name each chain as a branch Add.
Describe how the model of the atom has changed over the years, and how it continues to do so. Understand that scientific knowledge is always evolving.
Nitrogen Compounds Aims: To know that these include amines, amides, nitro compounds, nitriles and amino acids. To know that amines are derivatives of ammonia.
Week 21 © Pearson Education Ltd 2009 This document may have been altered from the original Describe what is meant by a buffer solution. State that a buffer.
Week 4 © Pearson Education Ltd 2009 This document may have been altered from the original Explain the water solubility of carboxylic acids. Describe the.
SubstanceReagentObservation Primary alcohol Cr 2 O Secondary alcohol Cr 2 O Tertiary alcohol Cr 2 O KetoneCr 2 O AldehydesCr 2.
Know the formulae of common acids and bases. State that an acid releases H + ions in aqueous solution. State that common bases are metal oxides, metal.
Amines Physical Properties of Amines - Amines are moderately polar. For this reason the low formula weight amines.
Week 2 © Pearson Education Ltd 2009 This document may have been altered from the original Explain the relative resistance to bromination of benzene compared.
PHENOL CONTENTS Prior knowledge Synthesis from benzene
Chapter 24. Amines Based on McMurry’s Organic Chemistry, 6 th edition.
Amines and nitro compounds Vladimíra Kvasnicová. Amines = organic derivatives of ammonia in which one or more of the hydrogen atoms is replaced by an.
1 Chapter 25 Lecture Outline ntroduction 3 2. Structure and Bonding.
What do each of these have in common ? H 2 N C COOH H H.
THE CHEMISTRY OF AMINES By Dr. Nahed Nasser. AMINES CONTENTS Structure and classification Nomenclature Physical properties Basic properties Preparation.
Amines Aliphatic and Aromatic. General Methods yielding mixture of Amines 1. By reacting alkyl halides with ammonia: Substrate: Alkyl halide Reactant:
Amines
Amines
Aromatic amines – forming dyes
NAMING AMINES These end in –amine. There is, however, rather confusingly two ways of using this suffix. The exam board tend to use the common version where.
Amines Plymstock School P.J.McCormack.
Amines are organic derivatives of ammonia, NH3
• Describe a covalent bond as a shared pair of electrons.
Week 30 Describe redox behaviour in transition elements using suitable examples. Carry out redox titrations and carry out structured calculations involving.
Amines
Aromatics AH Chemistry, Unit 3(b).
Amines
State the use of polyamides as fibres in clothing.
Explain and use the term: lattice enthalpy.
• Explain the trend in boiling points of Cl2, Br2 and I2.
Deduce, from orders, a rate equation of the form rate = k[A]m[B]n.
Describe an acid as a proton donor and a base as a proton acceptor.
Explain and use the term: rate of reaction.
• Define and use the term molar mass.
• Understand that energy is conserved.
A guide for A level students KNOCKHARDY PUBLISHING
Explain the terms: arene and aromatic.
Explain and use the terms: order and half-life.
Week 29 • Explain the formation of carbon monoxide, oxides of nitrogen and unburnt hydrocarbons from the internal combustion engine. • State environmental.
Understand the significance of Kc values.
• Describe the three common mechanisms required for AS chemistry
Determine the units for Kc.
• Explain the trend in reactivity of Group 2 elements down the group.
• State le Chatelier’s principle.
Which of the following is NOT a definition of a base?
Presentation transcript:

Describe the reactions of amines with acids to form salts. Week 6 Explain the basicity of amines in terms of proton acceptance by the nitrogen lone pair. Describe the reactions of amines with acids to form salts. © Pearson Education Ltd 2009 This document may have been altered from the original

Amphetamine, phenylephrine and adrenaline are all amines Week 6 Amphetamine, phenylephrine and adrenaline are all amines © Pearson Education Ltd 2009 This document may have been altered from the original

Ammonia and some common amines Week 6 Ammonia and some common amines © Pearson Education Ltd 2009 This document may have been altered from the original 3

Reaction of methylamine as a base Week 6 Reaction of methylamine as a base © Pearson Education Ltd 2009 This document may have been altered from the original 4

Week 6 N-methyl propylamine 5 © Pearson Education Ltd 2009 This document may have been altered from the original 5

N,N-diethylpropylamine Week 6 N,N-diethylpropylamine © Pearson Education Ltd 2009 This document may have been altered from the original 6

Reaction of phenylamine and nitric acid Week 6 Reaction of phenylamine and nitric acid © Pearson Education Ltd 2009 This document may have been altered from the original 7

Describe the synthesis of an azo dye by diazotisation and coupling. Week 6 Describe the preparation of aliphatic amines by substitution of halogenoalkanes. Describe the preparation of aromatic amines by reduction of nitroarenes. Describe the synthesis of an azo dye by diazotisation and coupling. State the use of these reactions in the formation of dyestuffs. © Pearson Education Ltd 2009 This document may have been altered from the original

Reduction of nitrobenzene to make phenylamine (aniline) Week 6 Reduction of nitrobenzene to make phenylamine (aniline) © Pearson Education Ltd 2009 This document may have been altered from the original

Diazotisation reaction of phenylamine Week 6 Diazotisation reaction of phenylamine © Pearson Education Ltd 2009 This document may have been altered from the original 10

Reaction between benzenediazonium chloride and phenol Week 6 Reaction between benzenediazonium chloride and phenol © Pearson Education Ltd 2009 This document may have been altered from the original 11