Organic Chem Reactions Flashcards
Reacting alkene (propene)and hydrogen halide (HBr)
Forms Bromo Alkane (2-Bromo Propane) as major product
Forms (1-Bromo Propane) minor
Reacting Alkene (Propene) and halogen (Br2)
Forms Di-Bromo Alkane (1,2-diBromo Propane)
Reacting Alkene (Propene) and Hydrogen with a Nickel catalyst (at 150°c)
Forms Alkane (Propane)
Reacting Alkene (ethene) with steam using Phosphoric Acid catalyst (H3PO4) at 300°c 60atm
Forms an Alcohol (Ethanol)
Reagent(s) used for reaction of Alkene to Bromo-Alkane
HBr used for Bromoalkane
Br2 used for Di-Bromoalkane
Reagents used for reaction of Alkene to Alkane
Hydrogen and Nickel catalyst at
150°c (Hydrogenation)
Reagents of Reaction of Alkene to Alcohol
Steam
Phosphoric acid (H3PO4) Catalyst
300°c 60atm
What single reaction is needed to turn an alcohols into alkenes by removing (eliminating) a H2O
Elimination (dehydration) using reflux in the presence of sulphuric Acid (H2SO4) OR Phosphoric acid (H3PO4)
An alcohol can be dehydrated using reflux in the presence of sulphuric acid (H2SO4). What is the rule for elimination that determines whether the molecule can undergo an elimination reaction)
The Alcohol Carbon Must be bonded to Carbons with hydrogens that they can loose (to form a double bond)
bromo Alkanes can be reacted with sodium Hydroxide in an aqueous solution under reflux, to form alcohols. What is the mechanism of this reaction?
nucleophilic substitution
what conditions and reagent are needed to substitute a bromo alkane into an alcohol.
Aqueous NaOH with ethanol. Heat under reflux.
reagents and conditions used to make ester from carboxylic acid
an alcohol + H2SO4 catalyst under reflux
reagents and conditions used to make ester from acyl chloride
an alcohol RTP
reagents and conditions used to make an ester from an acid anhydride
an alcohol RTP
acid anhydrides, carboxylic acids and acyl chlorides can react with many nucleophiles what products are produced?
Alcohol
water
aqueous ammonia (NH3)
Primary Amine
Alcohol forms ester
Water forms carboxylic acid
Ammonia forms amide
nitroAlkane forms secondary amide
ester + H2SO4(aq) (acidified water) produces
hydrolysis of ester with reversible reaction
forms:
carboxylic acid + alcohol
ester + NaOH(aq) (alkali water) produces
hydrolysis of ester(primary reaction)
forms:
carboxylic acid +alcohol
neutralisation of acid(secondary reaction)
forms:
carboxylic acid salt(sodium carboxylate) +water
reagents and conditions to form an alkyl benzene
from benzene
Alkyl chloride + AlCl3 catalyst under reflux (friedel crafts alkylation)
reagents and conditions to form a benzene ketone
from benzene
Acyl chloride + AlCl3 catalyst under reflux (friedel crafts acylation)
reagents and conditions to form nitro benzene
from benzene
HNO3 + conc H2SO4 at 50c (hot water bath)
too hot and multiple nitrations can happen
reagents and conditions to form bromo benzene
from benzene
Bromine and FeBr3 or AlCl3 catalyst RTP
reagents and conditions to form nitro phenol
from phenol
HNO3 + sulphuric acid
bromination of phenol using excess bromine forms
2,4,6-tribromophenol
Reactants and conditions to make 1-bromopropane from propane
Br2 and UV light
Bromine is added to a sample of butane under UV light, what products are expected.
bromobutane
What reactant and conditions can be used to saturate bonds with hydrogen
H2, nickel catalyst and 150°c
reactant and conditions used to make dibromo propane from propene
Br2
reactant and conditions used to make an alcohol from a bromoalkane
NaOH in ethanol + reflux (substitution)
solution of sodium hydroxide and ethanol is refluxed with 1-bromo propane what product is made?
Propan-1-ol
reactant and conditions used to make bromoalkane from an alcohol
NaBr/H2SO4 (acidified)
Propan-1-ol is reacted with Sodium Bromide in the presence of H+ what product is made
1-bromopropane
Propan-1-ol is refluxed with ethanoic acid and conc H2SO4 what product is made
Propyl-ethanoate
reactant and conditions used to make an ester using Propan-1-ol
Carboxylic acid + H2SO4 + reflux.
Or any other COO(X) compound studied
reactant and conditions used to make aldehyde from a primary alcohol
Acidified Potassium dichromate + distillation
Propan-1-ol is distilled with K2Cr2O7/H+ what product is made (distillate)
Propanal
reactant and conditions used to make an alcohol using an aldehyde
Aqueous NaBH4 (reduction)
Ethanal is reduced using NaBH4, what product is made
Ethanol
reactant and conditions used to make carboxylic acid from a primary alcohol
Acidified K2Cr2O7 + reflux
Propan-1-ol is refluxed with K2Cr2O7 in the presence of H+ what product is made
Propanoic acid
reactant and conditions used to lengthen carbon chain
HCN gas or
NaCN/H2SO4
HCN reacts via nucleophilic addition with what compounds
Organic compounds with C=O bonds,
Ketone
Carboxylic acid
Acyl chloride
Amide
Etc…
Propanoic acid reacts with a base to form
Propanoate salt
reactant and conditions used to make an acyl chloride from carboxylic acid
Anhydrous(dry) SOCl2
Propanoic acid is reacted with SOCl2 in a dry environment what product is made
Propanoyl chloride
reactant and conditions used to make secondary amide using an acyl chloride
Any amine (R-NH2) ie methylamine
Propylamine is reacted with ethanoyl-chloride in a dry environment, what product is made
N-PropylEthanamide
Propanoyl chloride is reacted with aqueous NH3, what product is made
Propanamide
reactant and conditions used to make carboxylic acid from ester
Acidified water H2SO4(aq)
Or
Alkali water NaOH(aq)
Reactant and conditions used to make Carboxylic acid from acyl chloride
Water
Propanoic acid is reacted with conc H2SO4 and propanol under reflux what product is made
Propanyl-propanoate
reactant and conditions used to make carboxylate salt using an ester
NaOH under reflux
Methyl propanoate is refluxed with Sodium hydroxide what products are formed
Sodium Propanoate
Methanol
Propanoic anhydride is reacted with ethanol what products are formed
Propanoic acid
Ethyl Propanoate
reactant and conditions used to make alkene from alcohol
H2SO4 + 170°c (elimination)
Propan-1-ol is heated with conc H2SO4 what product is made
Propene
reactant and conditions used to make an alcohol using a ketone
NaBH4(aq)
Propanone is reacted with NaBH4 what product is made
Propan-2-ol
reactant and conditions used to make ketone from secondary alcohol
K2Cr2O7/H2SO4 reflux
reactant and conditions used to make alcohol from alkene
H3PO4 300°c steam
Reactants and conditions needed to make carboxylic acid from a nitrile
Aqueous H+ ions (acid)
Hydroxy methyl nitrile is reacted with aqueous HCl what product is made
hydroxyEthanoic acid
Reagent and conditions need to make aromatic anime(NH2) from nitro benzene(NO2)
Concentrated HCl and tin (Sn) catalyst under reflux
3-bromo-1-nitrobenzene is refluxed with HCl/Sn what product is made
3-bromophenylamine (reduction of NO2)