1-Naphthol-2-sulfonic Acid
Structural Formula Vector Image
Title: 1-Naphthol-2-sulfonic Acid
CAS Registry Number: 567-18-0
CAS Name: 1-Hydroxy-2-naphthalenesulfonic acid
Additional Names: Baum's acid; Schaeffer's a-acid
Molecular Formula: C10H8O4S
Molecular Weight: 224.23
Percent Composition: C 53.56%, H 3.60%, O 28.54%, S 14.30%
Literature References: Prepd by sulfonation of a-naphthol: Hodgson, Hathaway, J. Soc. Dyers Colour. 63, 109 (1947).
Properties: Deliquesc crystals. Slightly sol in cold water; sol in boiling water. Practically insol in ether.

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