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285072

Sigma-Aldrich

5-Amino-2-naphthalenesulfonic acid

≥95%

Synonym(s):

1-Amino-6-naphthalenesulfonic acid, 1-Amino-6-sulfonaphthalene, 1-Naphthylamine-6-sulfonic acid, 5-Naphthylamine-2-sulfonic acid, 6-Sulfo-1-naphthylamine

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About This Item

Linear Formula:
H2NC10H6SO3H
CAS Number:
119-79-9
Molecular Weight:
223.25
EC Number:
204-351-2
MDL number:
MFCD00004030
UNSPSC Code:
12352100
PubChem Substance ID:
24856865
NACRES:
NA.22

Quality Level

100

Assay

≥95%

form

solid

solubility

soluble 100 mg/mL, clear, brown (1N NH4OH)

SMILES string

Nc1cccc2cc(ccc12)S(O)(=O)=O

InChI

1S/C10H9NO3S/c11-10-3-1-2-7-6-8(15(12,13)14)4-5-9(7)10/h1-6H,11H2,(H,12,13,14)

InChI key

UWPJYQYRSWYIGZ-UHFFFAOYSA-N

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General description

The crystal structure of 5-amino-2-naphthalenesulfonic acid (1,6-Cleve′s acid) depicted the presence of a sulfonate-aminium group zwitterion.

Application

5-Amino-2-naphthalenesulfonic acid (1,6-Cleve′s acid) was used in the synthesis of nitrate reductase and detection of nitrate reduction by anaerobic bacteria.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

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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