| 释义 |
demethylate, v. Chem.|diːˈmɛθɪleɪt|
[f. de- II. 1 + methylate v.]
To remove a methyl group from. Hence deˈmethylating ppl. a., demethyˈlation.
1911Chem. Abstr. V. 2880 (title) Influence of caffeine on protein metabolism in dogs, with some remarks on demethylation in the body. 1933Ibid. XXVII. 1624 (title) Demethylating the phenol ethers. 1940Nature 3 Aug. 166/1 Demethylation definitely occurs in the animal body. 1967I. L. Finar Org. Chem. (ed. 5) I. xxvi. 682 Ethers that are sensitive to other demethylating reagents. |