4-Amino-3-hydroxy-1-naphthalenesulphonic acid 95%
Supplier: Thermo Scientific
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Warning
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Synonyms:
1-Amino-2-naphthol-4-sulphonic acid, 4-Amino-3-hydroxy-α-naphthalenesulphonic acid, 4-Amino-3-hydroxynaphthalene-1-sulphonic acid, 1-Amino-2-hydroxy-4-naphthalenesulphonic acid
149271000
149270250
ACRO149271000EA
227
GBP
ACRO149271000
ACRO149270250
4-Amino-3-hydroxy-1-naphthalenesulphonic acid 95%
4-Amino-3-hydroxy-1-naphthalenesulphonic acid
Formula:
C₁₀H₉NO₄S MW: 239,25 g/mol Boiling Pt: 466 °C (1013 hPa) Melting Pt: 295 °C (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00004019 CAS Number: 116-63-2 EINECS: 204-147-3 Merck Index: 13,00453 |
Specification Test Results
Appearance | Pink to light purple Granular powder |
Infrared spectrum | Conforms |
Water | ≤5 % (K.F.) |
Sulfated ash | ≤0.5 % |
Titration with NaOH | ≥94 % |
Specific optical rotation | +22.5° to +24.5° (20°C, 589 nm) (c=1 in methanol) |
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