butan-2-ol and ethanoic acid product

H

Butanone is reduced using NaBH4 followed by dilute hydrochloric acid Write an overall equation for the reduction of butanone using [H] to represent the reductant By considering the mechanism of the reaction explain why the product has no effect on plane polarised light Q2 The carbonyl compound CH3CH2CHO reacts very slowly with HCN

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Tests for functional groups

Tests for functional groups • Alkenes (C––C) i) Reaction with bromine water (electrophilic addition) Shake 1 cm 3 of the compound with 1 cm 3 of bromine water (or bubble it through if a gas) in the dark If the orange bromine is decolourised this confirms an alkene e g H 2C––CH 2 + Br 2 Br–CH 2–CH 2–Br ii) Reaction with acidified potassium manganate(VII) (oxidative addition

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CAPE CHEMISTRY UNIT II MODULE I

Oxidation product depends on the class of alcohol With K2Cr2O7 / H+ or Na2Cr2O7 / H+ 1o – oxidized to aldehydes and further oxidation to carboxylic acid if temperature is raised or if aldehyde is not distilled off 2o - oxidized to ketones 3o – resistant to oxidation With KMnO4/H+ 1o – oxidized directly to carboxylic acid 2o

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Isobutyl Acetate Chemical N

Triveni Chemicals - Manufacturing and exporting of isobutyl acetate chemical n-butyl acetate chemical isobutyl acetate compound n-butyl acetate compound 2-methylpropyl ethanoate tert-butyl acetate t-butyl acetate tertiary-butyl acetate butylene hydrate 2-hydroxybutane 1-methyl propanol 1-methylpropyl alcohol methylbenzene hexahydrobenzene ethyl acetate acetic ether acetoxyethane

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Visit For Getting an A*

(e) Ethane-1 2-diol is heated under reflux with ethanoic acid and a small amount of H2SO4 catalyst Compound A is formed with molecular formula C6H10O4 Draw the structure of compound A [2] (f) Butan-2-ol is heated with H2SO4 catalyst • A mixture of three alkenes forms B C and D • The alkenes B and C are stereoisomers

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Acetic Acid Ammonia solution Ammonia Solution

ACE Chemicals are named and trusted Acetic Acid Ammonia solution Ammonia Solution Ammonium Ferrous Sulphate Dichloromethane Diethyl Ether Ethanol Mercuric Chloride Mercuric Sulphate Orthophosphoric acid Suppliers and manufactures in Johannesburg South Africa

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Organic Chemistry : Alcohol

Organic Chemistry : Alcohol 1 5 0 Alcohol ~ Organic compound with at least one hydroxyl group (–OH) which act as functioning group Alcohol has the general formula of CnH2n+1OH or sometimes CnH2n+2O The naming of alcohol end with ~ol 5 1 Nomenclature of alcohol (naming classifying alcohol) The way of naming alcohol is similar to the way of naming alkene [1] Find the longest carbon

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Material Safety Data Sheet

None of the chemicals in this product are considered highly hazardous by OSHA STATE CAS# 71-36-3 can be found on the following state right to know lists: California New Jersey Pennsylvania Minnesota Massachusetts California Prop 65 California No Significant Risk Level: None of the chemicals in this product are listed

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Write condensed structural formulas of products of the

ethanoic acid ethanal ethanol (1 st: deoxygenation 2 nd: hydrogenation) 16 oxidation (two steps) of: CH 3-OH → HCHO → HCOOH methanol methanal methanoic acid (1 st: dehydrogenation 2 nd: oxygenation) 17 CH 2=CH 2 + Br2 → CH 2Br-CH 2Br ethene 1 2

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Summary of Organic Reactions

butan-2-ol + HBr 2-bromobutane + H2O propyl butanoate + H2O propan-1-ol + butanoic acid propyl ethanoate + H2O propan-1-ol + ethanoic acid Hydrolysis of amides N-ethyl butanamide + H2O ethanamine + butanoic acid N-ethyl-N-butyl propanamide + H2O N-ethylbutanamine + propanoic acid Practice – Organic Reactions Identify the following reactions as a substitution addition elimination

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eineann misr H Chapter 11 Properties and reactions of

Chapter 11 Properties and reactions of organic compounds Section 11 1 Boiling points and solubilities of organic compounds 11 1 Key questions 1 alkane dispersion forces increase insoluble weaker hydrogen bonding 2 CH 3 CH(CH 3)CH 3 CH 3 CH 2 CH 2 CH 3 CH 3 CH 2 CH 2 CH 2 CH 2 CH(CH 3)CH 3 CH 3 CH 2 CH 2 CH 2 CH 2 CH 2 CH 2 CH 3 Boiling point will increase with molecular size

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Assignment Chapter 12: Aldehydes Ketones and Carboxylic Acids

Assignment Chapter 12: Aldehydes Ketones and Carboxylic Acids 1 Write IUPAC names for the following : CH3 (a) = O (b) CH2=CHCH2CHO (c) (CH3)2C=CHCOCH2CH3 2 a) Arrange the following compounds as directed: b) Acetaldehyde acetone Methyl tert-butyl ketone (reactivity towards HCN) c) Benzoic acid 3 4-Dinitrobenzoic acid 4-methoxybenzoic acid d) CH3CH2CH(Br)COOH

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Alcohols Phenols and Ethers Assignment

b) butan-2-ol from a suitable carbonyl compound? 3 What is the hybridization of oxygen atom in ethers? Give its shape 4 The C-O bond in phenol is slightly stronger than that in methanol Why? 5 Preparation of alcohols from alkenes involves the nucleoophillic attack of water on alkene carbon atom Explain the mechanism 6 Complete it- a) CH

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SEC

Mixtures of alcohols with concentrated sulfuric acid and strong hydrogen peroxide can cause explosions Example: An explosion will occur if dimethylbenzylcarbinol is added to 90% hydrogen peroxide then acidified with concentrated sulfuric acid Mixtures of ethyl alcohol with concentrated hydrogen peroxide form powerful explosives Mixtures of hydrogen peroxide and 1-phenyl-2-methyl propyl

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Unit 2 8 Alcohols And Halogenoalkanes Notes

Unit 2 8 Alcohols And Halogenoalkanes Notes Butanone 80 Butan-2-ol 95 Only the ketone will be collected if the temperature is kept between 80 C 94 C • Or to separate the products of oxidation of a primary alcohol: Compound Boiling temp (C) Ethanol 78 Ethanal 21 Ethanoic acid 118 The aldehyde can be collected between 21 C 70 C Reflux - preparing carboxylic acids from primary

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1

1 Which of the following is NOT the corresponding effect of alcohol to human health? A Damage to liver B Increase in the risk of lung cancer C Damage to human brain and nervous system D Increase in blood pressure and the risk of heart attacks 2 Complete combustion of 1 86 g of an organic compound Y gave 2 64 g of carbon dioxide and 1 62 g of water as the only products

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CHEMISTRY 9701/01

26 Which alcohol gives only oneoxidation product when warmed with dilute acidified potassium dichromate(VI)? A butan-1-ol B butan-2-ol C 2-methylpropan-1-ol D 2-methylpropan-2-ol 27 What will react differently with the two isomeric pentanols (CH3)3CCH2OH and (CH3)2CHCH2CH2OH? Aacidified aqueous potassium manganate(VII) B concentrated sulphuric acid C phosphorus pentachloride D

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Cross reference/Alternative names

Cross reference/Alternative names A Alternative Name Catalogue Name Ref Acacia Gum acacia G/1050 Acetylene tetrabromide 1 1 2 2-Tetrabromoethane 18087 Adipyl chloride Adipoyl chloride A/1020 Adsorbents Aluminium oxides A/2280 Adsorbents Florisil F/1170 Adsorbents Molecular sieves MS/1010 Alcohol industrial Methylated spirit industrial M/4400 Alizarin complexone 3-Aminomethylalizarin-N N

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SL Paper 2

SL Paper 2 This question is about ethene C 2 H 4 and ethyne C 2 H 2 Ethyne like ethene undergoes hydrogenation to form ethane State the conditions required [2] a i Outline the formation of polyethene from ethene by drawing three repeating units of the polymer [1] a ii Under certain conditions ethyne can be converted to benzene Determine the standard enthalpy change ΔH ϴ for

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