Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate for synthesis, Sigma-Aldrich®

Supplier: Merck

Synonyms: 1-Amino-8-naphthol-3,6-disulphonic acid monosodium salt, 4-Amino-5-hydroxynaphthalene-2,7-disulphonic acid monosodium salt

M-Clarity™ quality level = MQ200

8.20078.0100 8.20078.0500
8.20078.0100EA 50.9 EUR
8.20078.0100 8.20078.0500
Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate for synthesis, Sigma-Aldrich®
Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate
Formula: C₁₀H₈NNaO₇S₂
MW: 341,28 g/mol
Melting Pt: >380 °C
Storage Temperature: Ambient
MDL Number: MFCD00150460
CAS Number: 5460-09-3
EINECS: 226-736-4

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Specification Test Results

Assay (acidimetric) ≥ 85.0 %
Water (K. F.) 8.0 - 12.0 %
Identity (IR) passes test
Synonyms 1-Amino-8-naphthol-3,6-disulfonic acid monosodium salt
Hill Formula C10H8NNaO7S2

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