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216909

Sigma-Aldrich

8-Anilino-1-naphthalenesulfonic acid ammonium salt hydrate

97%

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About This Item

Linear Formula:
C6H5NHC10H6SO3NH4 · xH2O
CAS Number:
Molecular Weight:
316.37 (anhydrous basis)
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

97%

form

powder

mp

242-244 °C (lit.)

SMILES string

N.O.OS(=O)(=O)c1cccc2cccc(Nc3ccccc3)c12

InChI

1S/C16H13NO3S.H3N.H2O/c18-21(19,20)15-11-5-7-12-6-4-10-14(16(12)15)17-13-8-2-1-3-9-13;;/h1-11,17H,(H,18,19,20);1H3;1H2

InChI key

WCSOAGYLOWUTAG-UHFFFAOYSA-N

Related Categories

Application

8-Anilino-1-naphthalenesulfonic acid was used as fluorescent probe to detect the presence of hydrophobic sites in aqueous solutions of copolymers of acrylamide and N-alkyl-acrylamides. 8-Anilino-1-naphthalenesulfonic acid ammonium salt hydrate (ANS) was employed as guest molecule to investigate the temperature dependence of affinity behavior of β-cyclodextrin-incorporated poly(N-isopropylacrylamide) hydrogels with ANS.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Microheterogeneous solutions of amphiphilic copolymers of N-isopropylacrylamide. An investigation via fluorescence methods.
Schild HG and Tirrell DA.
Langmuir, 7(7), 1319-1324 (1991)
Thermosensitive affinity behavior of poly (N-isopropylacrylamide) hydrogels with ?-cyclodextrin moietie.
Wang H-D, et al.
Industrial & Engineering Chemistry Research, 46(5), 1511-1518 (2007)

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