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单词 α-ketoglutaric acid
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α-ketoglutaric acid
α-ketoglutaric acid n.
Brit. /alfəˌkiːtə(ʊ)ɡluːˌtarɪk ˈasɪd/
,
U.S. /ˌælfəˌkidoʊɡluˌtɛrɪk ˈæsəd/
a dibasic keto-acid, HOOC·CO·CH2·CH2·COOH, which is formed by oxidation and decarboxylation of isocitric acid in the Krebs cycle.
ΚΠ
1908 Jrnl. Chem. Soc. 94 i. 713 When ethyl oxalosuccinate is treated with hydrogen chloride in the cold and the solution boiled, hydrolysis takes place and α-ketoglutaric acid..is formed.
1937 Biochem. Jrnl. 31 300 α-Ketoglutaric acid thus appears to arise in the course of pyruvic acid oxidation.
1938 Biochem. Jrnl. 32 112 Ten human urines contained between 10 and 40 mg. α-ketoglutaric acid per 24 hr. specimen.
1968 R. F. Steiner Life Chem. xii. 219 α-Ketoglutaric acid represents an important junction between the metabolic pathways of carbohydrates and amino acids.
extracted from keto-comb. form
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