2-Hydroxybenzenesulfonic acid
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2-Hydroxybenzenesulfonic acid
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CAS No:
609-46-1
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Formula:
C6H6O4S
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Chemical Name:
2-Hydroxybenzenesulfonic acid
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Synonyms:
Benzenesulfonic acid,2-hydroxy-;Benzenesulfonic acid,o-hydroxy-;2-Hydroxybenzenesulfonic acid;o-Phenolsulfonic acid;Phenol-2-sulfonic acid;o-Hydroxybenzenesulfonic acid;Aseptol;2-Sulfophenol;NSC 227905;NSC 243747;2-Hydroxybenzene-1-sulfonic acid
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CAS No:
Characteristics
82.98000
1.71970
Phenolsulfonic acid, liquid appears as a yellowish liquid that becomes brown on exposure to air. Soluble in alcohol. Irritating to mucous membranes, skin, and eyes. Moderately toxic by ingestion. Used as a laboratory reagent, in water analysis and in the manufacture of pharmaceuticals. A mixture of ortho and para isomers.
1.384 (estimate)
145 °C (decomp)
Miscible with water, alcohol /4-Hydroxybenzenesulfonic acid/
Safety Information
1803
P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P405, P501
H314
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