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3-Aminobenzenesulfonic acid

CAS 121-47-1H2NC6H4SO3HChemical Synthesis

3-Aminobenzenesulfonic acid (CAS: 121-47-1, Formula: H2NC6H4SO3H, MW: 173.19) is a key organic building block and sulfur compound. Supplied by Tech Serve Solutions at 97% purity, it serves as a critical intermediate in chemical synthesis. Its applications include the development of cytocompatible sulfonated polyanilines and the fabrication of novel glucose biosensors with enhanced conductivity. This compound is indispensable for researchers and manufacturers engaged in advanced material science and analytical chemistry.

IUPAC
Metanilic acid
Synonyms
Metanilic acid
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3-Aminobenzenesulfonic acid (H2NC6H4SO3H) — chemical structure, CAS 121-47-1; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfonic/Sulfinic AcidsSulfur Compounds
01 /Applications

Synthesis of Polyaniline Derivatives

3-Aminobenzenesulfonic acid is utilised in the synthesis of cytocompatible sulfonated polyanilines, contributing to the development of advanced functional polymers for various biomedical applications.

Development of Glucose Biosensors

This compound plays a role in the fabrication of novel glucose biosensors. Its incorporation can lead to biosensors with a large active surface area and excellent conductivity, crucial for accurate glucose detection.

Organic Synthesis Intermediate

As a versatile organic building block, 3-Aminobenzenesulfonic acid is employed in diverse chemical synthesis pathways. It is particularly useful in reactions involving sulfonic acid and amine functionalities.

02 /Properties
Molecular weight173.19
Linear formulaH2NC6H4SO3H
Assay97%
Solubilityethanol: very slightly soluble(lit.)methanol: very slightly soluble(lit.)
Application3-Aminobenzenesulfonic acid was used in the synthesis of cytocompatible sulfonated polyanilines1. It was used in fabrication of novel glucose biosensor having large active surface area and excellent conductivity2.
Melting point>300 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H332Harmful if inhaled

Precautionary statements

  • P280Wear protective gloves, clothing and eye/face protection
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)20/21/22
Safety statements (S)25-28

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
121-47-1
MDL number
MFCD00065345
PubChem substance
24850147
Beilstein registry
473264
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 3-Aminobenzenesulfonic acid used for?

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3-Aminobenzenesulfonic acid is used as a building block in chemical synthesis, including the creation of cytocompatible sulfonated polyanilines and novel glucose biosensors.

What is the CAS number and molecular formula for 3-Aminobenzenesulfonic acid?

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The CAS number is 121-47-1 and the molecular formula is H2NC6H4SO3H.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 3-Aminobenzenesulfonic acid with an assay of 97%. This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.

What are the safety and handling precautions for 3-Aminobenzenesulfonic acid?

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3-Aminobenzenesulfonic acid is classified as harmful if swallowed, in contact with skin, or if inhaled (H302-H312-H332). When handling, it is essential to wear a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation.

Is 3-Aminobenzenesulfonic acid available for export?

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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals like 3-Aminobenzenesulfonic acid.

How can I request a sample or quote for 3-Aminobenzenesulfonic acid?

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To request a sample or quote, please use the contact form on our website or contact our sales department directly.

Need 3-Aminobenzenesulfonic acid in a specific grade or volume?