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keto acid

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
keto acid [′kēd·ō ‚as·əd]
(organic chemistry)
A compound that is both an acid and a ketone; an example is β-acetoacetic acid.


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Enzymes in the bacterium encourage one particular keto acid - a precursor to an amino acid - to undergo an "elongation cycle", increasing its carbon content.
Steroidal-4-en-3-ones such as 4-cholesten-3-one were treated with ozone to obtain a keto acid, 3,5-seco-4-norcholestan-5-on-3-oic acid (I), subsequently treated with amines to obtain enamine lactams which were discovered to react with Grignard reagents at elevated temperatures to yield novel unsaturated 3-alkyl derivativatives.
Hecht, and their coworkers had found that urine of smokers and people wearing nicotine patches contains two nicotine metabolites, keto acid and hydroxy acid, but that these compounds didn't derive from cotinine.
 
 
 
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