Alcohol , Phenol & Ether Flashcards
What is common name for 2-Methyl Phenol
Cresol
What is common name for Benzene 1,2 diol
Catechol
What is common name for Benzene 1,3 diol
Resorcinol
What is common name for Benzene 1,4 diol
Quinol
What is common name for Propane 1,2,3 triol
Glycerol
State acid catalysed hydration
R=R + H2O == R-ROH
(If unsymmetric then Markovnikov rule)
(Possibility of rearrangement)
State HBO
R=R + (BH3)2 == R-OH + B(OH)3
What is reduction of aldehydes
RCHO + LiAlH4 == RCH2OH
What is reduction of Ketones
RCOR + LiAlH4 == R-CH-OH-R
What is reduction of carboxylic acid
RCOOH + LiAlH4 + H2O == RCH2OH
How to make alcohol from Grignard reagent
RCHO + R’MgX + H2O == R(R’)-CH-OH + Mg(OH)X
RCOR + R’MgX + H2O == R(R)(R’)C-OH + Mg(OH)X
Convert Haloarene to phenol
Haloarene +NaOH ==C6H5ONa + HCl == Phenol
Convert benzenesulphonic acid to phenol
Benzene + Oleum == benzenesulphonic acid + NaOH + H+ == Phenol
Convert BDC to phenol
BDC + Warm Water == phenol + N2 + HCl
What is Cumene
Iso-Propyl-Benzene
Convert Cumene into Phenol
Cumene + O2 == Cumene Hydroperoxide + H3O+ == Phenol + CH3COCH3
State Physical Properties of alcohol and phenol
Boiling Point:
Inc with inc in no. of C atom
Dec with inc in branching (in alcohol)
Solubility:
Dec with inc in size of parent chain
How to make sodium alkoxide
2ROH + 2Na == 2RONa +H2
How to make sodium phenoxide
2phenol + 2Na == 2C6H5ONa + H2
State Esterification Rxn
Ar/ROH + R’-COOH == Ar/ROCOR’ + H2O
Ar/ROH + R’COCl + Pyridene == Ar/ROCOR’
IUPAC name of Salicylic acid
2 hydroxy benzene carboxylic acid
What is acetylation of salicylic acid
Salicylic acid + (CH3CO)2O == 2 methanoyloxy benzene carboxylic acid(Asprin)
Why is Pyridine used in the esterification of Ar/ROH with HCl
To neutralise HCl which is formed during the rxn
State Kolbe’s Rxn
Phenol + NaOH == sodium phenoxide
sodium phenoxide + CO2 == Salicylic acid
State RTR
phenol + CHCl3 + NaOH == 2methanal phenoxide + LiAlH4 == Salicylaldehyde
Rxn of phenol with Zn dust
phenol + Zn == Benzene + ZnO
How to make benzene quinone
phenol + Na2Cr2O7 + H2SO4 == Benzoquinone
What is anisole
C6H5OCH3
State williamson synthesis
RX + RONa == ROR + NaX
How is Commercially ethanol produced
C12H22O11 + H2O + Invertase == Glucose
glucose + Zymase == Ethanol
State dehydration rxn of alcohols
ethanol + H2SO4(443K) == CH2=CH2
ethanol + H2SO4(413K) == Diethyl Ether