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单词 isatoic
释义

isatoicadj.

/ʌɪsəˈtəʊɪk/
Etymology: See below.
Chemistry.
1. isatoic acid [translating German isatosäure (H. Kolbe 1884, in Jrnl. f. prakt. Chem. XXX. 85): see isat- comb. form] : (a) = isatoic anhydride at sense 2 (below) (obsolete); (b) N-Carboxyanthranilic acid, C6H4(COOH) (NHCOOH), known only as its derivatives.
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the world > matter > chemistry > organic chemistry > acid anhydrides > [noun]
isatoic acid1885
ethanoic anhydride1892
isatoic anhydride1899
the world > matter > chemistry > organic chemistry > organic acids > [noun] > carboxylic acids > miscellaneous others
urobenzoic acid1836
adipic acid1838
azelaic acid1838
isethionic acid1838
rutinic acid1845
rutic acid1848
glyoxylic acid1856
malonic acid1859
piperic acid1863
butalanine1865
methacrylic acid1865
barbituric acid1866
pichuric acid1866
carboxylic acid1868
gluconic acid1871
xylic acid1872
xylidic acid1872
aconic acid1873
formobenzoic1873
nicotinic acid1873
hydracrylic acid1877
undecylenic acid1879
isonicotinic acid1883
isatoic acid1885
linolenic acid1887
hendecenoic acid1889
heptenoic acid1889
mannonic acid1890
phenolcarboxylic acid1893
naphthenic acid1894
aldonic acid1904
naphthaleneacetic acid1917
heptanoic acid1928
hexuronic acid1928
pantothenic acid1933
neuraminic acid1942
pantoic acid1945
penicillanic acid1953
mevalonic acid1957
retinoic acid1960
isobutyric acid-
1885 Jrnl. Chem. Soc. 48 i. 58 Isatin is converted by chromic acid, dissolved in glacial acetic acid, into an acid which the author styles isatoic acid... It is sparingly soluble in cold water and alcohol.
1885 Jrnl. Chem. Soc. 48 i. 666 Anthranil~carboxylic acid..has the same composition as isatoic acid.
1899 [see sense 2].
1902 Jrnl. Chem. Soc. 82 i. 454 Isatoic acid..results from the action of hypochlorous acid on phthalimide in the absence of alkali hydroxides.
1930 Chem. Abstr. 24 4793 Isatoic acid and its derivs. are obtained by treating congo acid solns. of aromatic o-aminocarboxylic acids with COCl2.
2. isatoic anhydride [after German isatosäure-anhydrid (E. Erdmann 1889, in Berichte der Deutsch. Chem. Ges. 32 2163)] . The anhydride, C6H4·CO·O·CO·NH, of isatoic acid, obtained by oxidation of isatin.
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the world > matter > chemistry > organic chemistry > acid anhydrides > [noun]
isatoic acid1885
ethanoic anhydride1892
isatoic anhydride1899
1899 Jrnl. Chem. Soc. 76 i. 939 ‘Isatoic acid’ is thus not an acid, but the anhydride of a dicarboxylic acid, COOH·C6H4·NH·COOH. The author calls this dibasic acid isatoic acid, and the anhydride, previously known as isatoic acid he terms isatoic anhydride.
1944 Jrnl. Org. Chem. 9 55 Isatoic anhydride is a convenient reagent for certain anthranoylations.
1971 Jrnl. Pharmaceutical Sci. 60 1252/1 The condensation of isatoic anhydride with primary amines was found to yield the corresponding substituted anthranilamides.
This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018).
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adj.1885
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