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165794

Sigma-Aldrich

3-Aminobenzenesulfonic acid

97%

Synonym(s):

Metanilic acid

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About This Item

Linear Formula:
H2NC6H4SO3H
CAS Number:
121-47-1
Molecular Weight:
173.19
Beilstein:
473264
EC Number:
204-473-6
MDL number:
MFCD00065345
UNSPSC Code:
12352100
PubChem Substance ID:
24850147
NACRES:
NA.22

Assay

97%

form

powder

mp

>300 °C (lit.)

solubility

ethanol: very slightly soluble(lit.)
methanol: very slightly soluble(lit.)

SMILES string

Nc1cccc(c1)S(O)(=O)=O

InChI

1S/C6H7NO3S/c7-5-2-1-3-6(4-5)11(8,9)10/h1-4H,7H2,(H,8,9,10)

InChI key

ZAJAQTYSTDTMCU-UHFFFAOYSA-N

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General description

3-Aminobenzenesulfonic acid undergoes microbial desulfonation to 3-aminophenol by Pseudomonas sp. strain S-313.

Application

3-Aminobenzenesulfonic acid was used in the synthesis of cytocompatible sulfonated polyanilines. It was used in fabrication of novel glucose biosensor having large active surface area and excellent conductivity.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302 + H312 + H332

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

Storage Class Code

13 - Non 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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

165794-VAR:
165794-1KG:
165794-BULK:
165794-250G:

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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