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Basic Information
CAS No.: 81-05-0
Name: 6-Amino-1-naphthalenesulfonic acid
Molecular Structure:
Molecular Structure of 81-05-0 (6-Amino-1-naphthalenesulfonic acid)
Formula: C10H9NO3S
Molecular Weight: 223.252
Synonyms: 2-Amino-5-naphthalenesulfonicacid;2-Amino-5-sulfonaphthalene;2-Naphthylamino-5-sulfonic acid;6-Amino-1-naphthalenesulfonate;6-Naphthylamine-1-sulfonic acid;D Acid;Dahl acid;Dahl's acid;Gycolan Green BFL;
EINECS: 201-318-4
Density: 1.502 g/cm3
Solubility: 0.33g/L(20 oC)
Appearance: Light gray wet cake/white powder
PSA: 88.77000
LogP: 3.33070
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    please contact us to confirm the required quantity and quote, we will provide you with COA,NMR,HPLC and other relevant informationAppearance:White powder Storage:Store in a cool place. Keep container tightly closed in a dry and well-ventilated place

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Chemistry


IUPAC Name: 6-Aminonaphthalene-1-sulfonic acid
Molecular Formula: C10H9NO3S
Molecular Weight: 223.25 g/mol
Canonical SMILES: c1c(N)cc2cccc(S(=O)(=O)O)c2c1
InChI: InChI=1/C10H9NO3S/c11-8-4-5-9-7(6-8)2-1-3-10(9)15(12,13)14/h1-6H,11H2,(H,12,13,14)
Mol File: 81-05-0.mol
EINECS: 201-318-4
Product Categories: Intermediates of Dyes and Pigments
XLogP3-AA: 1.2
H-Bond Donor: 2
H-Bond Acceptor: 4
Rotatable Bond Count: 1
Exact Mass: 223.030314
Topological Polar Surface Area: 80.4
Heavy Atom Count: 15
Complexity: 322
Water Solubility: 330 mg/L at 20 °C
Atmospheric OH Rate Constant: 4.41E-11 cm3/molecule-sec at 25 °C
Index of Refraction: 1.713
Molar Refractivity: 58.27 cm3
Molar Volume: 148.6 cm3
Polarizability: 23.1×10-24cm3
Surface Tension: 72.1 dyne/cm
Density of 6-Amino-1-naphthalenesulfonic acid (CAS NO.81-05-0): 1.502 g/cm3

Safety Profile

HazardClass: 8
PackingGroup of 6-Amino-1-naphthalenesulfonic acid (CAS NO.81-05-0): III

Specification

  6-Amino-1-naphthalenesulfonic acid (CAS NO.81-05-0), its Synonyms are 1-Naphthalenesulfonic acid, 6-amino- ; 6-Aminonaphthalene-1-sulphonic acid ; 2-Naphthylamine-5-sulfonic acid ; Dahl's Acid ; 2-Amino-5-naphthalenesulfonic acid .