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Basic Information
CAS No.: 6535-70-2
Name: 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
Molecular Structure:
Molecular Structure of 6535-70-2 (2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid)
Formula: C10H9NO7S2
Molecular Weight: 319.316
Synonyms: 6-Amino-1-hydroxy-3,5-naphthalenedisulfonic acid;6-Amino-1-naphthol-3,5-disulfonic acid;7-Amino-4-hydroxynaphthalene-2,8-disulfonicacid;1-Naphthol-3,5-disulfonicacid, 6-amino- (5CI);2-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid;2-Amino-5-naphthol-1,7-disulfonic acid;3-Amino-4,6-disulfo-8-hydroxynaphthalene;3-Amino-8-hydroxy-4,6-disulfonaphthalene;3-Amino-8-naphthol-4,6-disulfonicacid;
EINECS: 229-445-0
Density: 1.88 g/cm3
Boiling Point: 603.18℃[at 101 325 Pa]
Solubility: 35.36g/L at 25℃
PSA: 171.75000
LogP: 3.36380
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    PRODUCT NAME : SULFO J.ACID CHEMICAL NAME : 2 - AMINO 5 - NAPHTHOL 1,7 - DI SULFONIC ACID EMPIRICAL FORMULA : C10H9NO7S2 CAS NO. : 6535-70-2 M…

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Chemistry

IUPAC Name: 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid 
Empirical Formula: C10H9NO7S2
Molecular Weight: 319.311g/mol
EINECS: 229-445-0
Structure of 1,7-Naphthalenedisulfonicacid, 2-amino-5-hydroxy- (CAS NO.6535-70-2):

Index of Refraction: 1.764
Molar Refractivity: 70.15 cm3
Molar Volume: 169.8 cm3
Polarizability: 27.81×10-24cm3
Surface Tension: 104.7 dyne/cm
Density: 1.88 g/cm3
Flash Point: °C
Enthalpy of Vaporization: kJ/mol
Boiling Point: °C at 760 mmHg
Vapour Pressure: mmHg at 25°C 
Canonical SMILES: C1=CC(=C(C2=CC(=CC(=C21)O)S(=O)(=O)O)S(=O)(=O)O)N
InChI: InChI=1S/C10H9NO7S2/c11-8-2-1-6-7(10(8)20(16,17)18)3-5(4-9(6)12)19(13,14)15/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18)
InChIKey: HIVUAOXLSJITPA-UHFFFAOYSA-N

Specification

  1,7-Naphthalenedisulfonicacid, 2-amino-5-hydroxy- , its cas register number is 6535-70-2. It also can be called 2-Amino-5-hydroxynaphthalene-1,7-disulphonic acid .