Alcohols Flashcards
What is catechol
1,2 Dihydroxy benzene
Resoircinol
1, 3 Dihydroxy benzene
What is quinol ?
1,4 dihydroxy benzene
C-O bond length in alcohols is
142 pm
O-H bond length in alcohols is
96 pm
The bond angle of C-O-H in alcohols is
108.9°
The C-O bond length in Phenols is
136 pm
The bond length of C-O bond in ester is
141 pm
The bond angle of C-O-H in Phenols is
109°
Formaldehyde on rn with dry ether and grignard reagent gives
1° alcohol
The angle btw C-O-C bond in ester is
111.7 °
Ketones on rn with grignard reagent and dry ether yields
3° alcohol
Other aldehydes on rn with grignard reagent and dry ether yield
2°alcohol
Alcohol act as nucleophile while the breaking of
O-H bond
Acidity can be increased by
Electron withdrawing grp at ortho and para positions
Alcohols act as electrophile while the cleavage of
C-O bond
A: water is acidic than all alcohols
R: methoI more acidic than water
A is false while R is true
In reaction of alcohol with acid chloride which reagent is used
Pyridine
Order of dehydration is
3°>2°>1°
Cu / 573 K is a
Oxidation reagent
Alcohol dehydration at 443K results in
Alkene
Alcohol dehydration in 413K results in
Ether
The enzyme that cnverts glucose to ethyl alcohol
Zymase
Phenol cannot be distinguished from alcohol by
Na
Reagent not cleaved by HI even at high temp
Ph-O-Ph
Primary alcohol on Catalytic hydrogenation yields
Aldehyde + hydrogen gas ( rn with Cu/ 500K)
