2,7-Naphthalenedisulfonic Acid
Title: 2,7-Naphthalenedisulfonic Acid
CAS Registry Number: 92-41-1
Additional Names: Ebert-Merz a-acid
Molecular Formula: C10H8O6S2
Molecular Weight: 288.30
Percent Composition: C 41.66%, H 2.80%, O 33.30%, S 22.24%
Literature References: Prepn from naphthalene and concd H2SO4: Fierz-David, Blangey, Fundamental Processes of Dye Chemistry (Interscience, New York, 1949) p 209.
Properties: Very deliquesc crystals. Very sol in water, alcohol; practically insol in ether.
Use: In dye chemistry.

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