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单词 methoxide
释义

methoxiden.

Brit. /mᵻˈθɒksʌɪd/, U.S. /məˈθɑkˌsaɪd/
Origin: Formed within English, by compounding. Etymons: meth- comb. form, oxide n.
Etymology: < meth- comb. form + oxide n.
Chemistry.
The anion CH3O; a salt of this anion. Cf. methylate n.
ΘΚΠ
the world > matter > chemistry > organic chemistry > salts, esters or anions of organic acids > [noun]
hydrochloride1823
isethionates1838
citraconate1840
adipate1841
anthranilate1841
stearate1841
itaconic acid1842
salicylate1842
oenanthate1845
ammelide1846
pelargonate1848
pelargyl1851
melanuric acid1852
methylate1852
opianyl1852
abietate1853
maleate1853
fulminuric1856
glyoxylate1856
urethane1856
indican1859
oxalyl1859
malonate1862
methacrylate1865
amylate1866
acetoacetate1873
isobutyrate1873
glutamate1876
hydrobromide1877
nicotinate1879
isovalerate1882
calcium gluconate1884
methoxide1885
isophthalate1886
homogentisate1891
naphthenate1899
peracetate1901
iodoacetate1902
glucuronate1904
hydnocarpate1905
thiomalate1905
azide1907
phytate1908
linolenate1909
isocitrate1925
phenylpyruvate1926
monosodium glutamate1929
perester1933
phosphonate1934
polymethacrylate1935
pantothenate1938
phosphoenolpyruvate1941
nylon salt1945
pantoate1945
penicilloate1946
thymidylate1959
chorismate1965
nonanoate1965
neuraminate1970
1885 Jrnl. Chem. Soc. 48 1031 Anhydrous sodium methoxide, NaOMe, was prepared by heating the solution [of sodium in methyl alcohol] at 180–200° in a current of dry hydrogen.
1934 Jrnl. Chem. Soc. 1204 The agreement between the values for the mobility of the methoxide ion is fair.
1960 F. G. Mann & B. C. Saunders Pract. Org. Chem. (ed. 4) ii. 132 Cool this solution of sodium methoxide, and then add 1 ml. of nitromethane, and mix thoroughly.
1991 Biochemistry 31 190/2 Whether the sixth ligand is actually hydroxide or methoxide in the model complexes is not known.
2000 Jrnl. Peptide Res. 55 81 Deacetylation, by methanolysis in the presence of catalytic sodium methoxide, was followed by mild oxidation at pH 7.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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n.1885
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