ChemicalBook >?? ???? >1-?????????-2-???

1-?????????-2-???

1-?????????-2-??? ??? ???

?? ??:: 567-18-0

???:: 1-?????????-2-???

???(??):: 1-?????????-2-???

???:: 1-hydroxynaphthalene-2-sulphonic acid

???(??):: 1-Hydroxy;1-NAPHTHOL-2-SULPHONICACID;1-Hydroxynaphthalene-2-sulfonic acid;1-Hydroxy-2-naphthalenesulfonic acid;1-hydroxynaphthalene-2-sulphonic acid;2-Naphthalenesulfonic acid, 1-hydroxy-

CBNumber:: CB8905572

???:: C10H8O4S

??? ??:: 224.23

MOL ??:: 567-18-0.mol

?? ?? 1

1-?????????-2-??? ??

???: >249.85°C

?? ?: 335.63°C (rough estimate)

??: 1.4643 (rough estimate)

???: 1.6000 (estimate)

?? ?? (pKa): 0.10±0.40(Predicted)

EPA: 2-Naphthalenesulfonic acid, 1-hydroxy- (567-18-0)

??

TSCA	TSCA listed

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1-Hydroxynaphthalene-2-sulfonic acid [567-18-0]. Baum’s acid, C10H8O4S, Mr 224.23, is sparingly soluble in water and is precipitated from aqueous solution by hydrochloric acid. Coupling with diazo compounds and nitrosation both take place in the 4-position. Sulfonation gives 1-naphthol-2,4-disulfonic acid and nitration gives 2,4-dinitro-1-naphthol.

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Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	029-029-81120477 17792793610	1033@dideu.com	China	9996	58

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