CHEM 30B Dr. R. Rinehart  

 Alcohols, Phenols, Ethers, Thiols, …

ALCOHOLS

Common Name

“IUPAC” Name

Condensed Structure

Line Structure

Comments

methanol

methanol

CH3OH

“wood alcohol”  -- a common solvent; highly toxic

ethanol

ethanol

CH3CH2OH

“grain alcohol” consumed as intoxicating beverage; also a common solvent.

n-propanol

1-propanol

CH3CH2CH2OH

 

isopropanol

2-propanol

(CH3)2CHOH

a 70% solution in water is now the most common type of “rubbing alcohol”

n-butanol

1-butanol

CH3(CH2)2CH2OH

 

sec-butanol

2-butanol

CH3CHOHCH2CH3

 

isobutanol

2-methyl-1-propanol

(CH3)2CH2CH2OH  

 

tert-butanol

2-methyl-2-propanol

(CH3)3COH  

 

cyclohexanol

cyclohexanol

xxx

 

octanol or caprylic alcohol

2-octanol

CH3(CH2)5CHOHCH3

antifoaming agent

palmityl alcohol

1-hexadecanol

CH3(CH2)14CH2OH

click

forms monolayer on surface of water and prevents mosquito larvae from breathing

stearyl alcohol

1-octadecanol

CH3(CH2)16CH2OH

click

common ingredient in shampoo and other cosmetics

ethylene glycol

ethane-1,2-diol

HOCH2CH2OH

used as antifreeze in automobiles; sweet taste, but HIGHLY TOXIC

glycerol

propane-1,2,3-triol

HOCH2CHOHCH2OH

sweet taste, syrupy. the “backbone” of fat molecules; also used as lubricant and moisturizer in cosmetics

menthol

5-methyl-2-isopropyl cyclohexanol

xxx

found in oil of peppermint; used as flavoring and in some topical analgesic preparations

D-glucose

2,3,4,5,6-pentahydroxyhexanal

CHO(CHOH)4CH2OH

it’s powering your brain right now!

citronellol

3,7-dimethyl-oct-6-en-1-ol

xxx

click

found in rose and geranium oils, used in perfumes

retinol

xxx

xxx

click

vitamin A alcohol

cholesterol

xxx

xxx

click

it’s clogging your arteries right now!

 

 

 1-hexadecanol or palmityl alcohol

 

 1-octadecanol or stearyl alcohol

 

 citronellol

 

 all-trans retinol

 

 cholesterol

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© Ronald W. Rinehart, 2002    Structures drawn with MDL ISIS Draw® 2.2.1