| 单词 | pantoyl lactone |
| 释义 | > as lemmaspantoyl lactone pantoyl lactone n. the γ-lactone of pantoic acid, C6H10O3, a degradation product of pantothenic acid and an intermediate in its synthesis. ΚΠ 1944 Jrnl. Amer. Chem. Soc. 66 425/1 A pH of 3.7–4.0 was chosen since the formation of pantoyl lactone is rapid and complete in this range. 1971 Analyt. Biochem. 42 8 Pantoyl lactone..can be easily and directly evaluated by gas chromatography, providing a simpler method for the quantitation of Vitamin B5. 1995 New Scientist 25 Feb. 16/2 Three simple organic molecules which would have been abundant in the primeval soup—pantoyl lactone, Β-alanine and cysteamine—will join up to form a molecule called pantetheine if they are heated to around 40°C. < as lemmas |
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