Sodium 4-Aminoazobenzene-4'-sulfonate - ≥98%(HPLC) , CAS No.2491-71-6

CAS: 2491-71-6 Cat. No.: S161279 Peso molecular: 299.28 Número EC: 219-657-1 PubChem CID: 23691997
Disponible para pedir
GRADE & PURITY ≥98%(HPLC)
Synonyms
p-(p-Aminophenyl)azobenzenesulfonic acid, sodium salt | Yellow R.I.S. | Sodium p-(p-aminophenylazo)benzenesulfonate | Sodium 4'-aminoazobenzene-4-sulfonate | Sodium 4-Aminoazobenzene-4'-sulfonate | Sodium 4'-aminoazobenzene-4-sulphonate | 4-AMINOAZOBENZEN
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Estado
Price
Qty
5g
S161279-5g
5
20,90US$
25g
S161279-25g
3
54,90US$
100g
S161279-100g
1
136,90US$
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Sinónimos
p-(p-Aminophenyl)azobenzenesulfonic acid, sodium salt | Yellow R.I.S. | Sodium p-(p-aminophenylazo)benzenesulfonate | Sodium 4'-aminoazobenzene-4-sulfonate | Sodium 4-Aminoazobenzene-4'-sulfonate | Sodium 4'-aminoazobenzene-4-sulphonate | 4-AMINOAZOBENZEN
Especificaciones y pureza
≥98%(HPLC)
Condiciones de almacenamiento de almacenamiento
Argon charged, Room temperature
Enviado en
Normal
Pureza
≥98%(HPLC)
Nombres e identificadores
Pubchem Sid488200557
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488200557
Sonrisas canónicasC1=CC(=CC=C1N)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
IUPAC Namesodium;4-[(4-aminophenyl)diazenyl]benzenesulfonate
InChIKeyFIXVWFINKCQNFG-UHFFFAOYSA-M
INCHI1S/C12H11N3O3S.Na/c13-9-1-3-10(4-2-9)14-15-11-5-7-12(8-6-11)19(16,17)18;/h1-8H,13H2,(H,16,17,18);/q;+1/p-1
Isómeros SMILES C1=CC(=CC=C1N)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
PubChem CID 23691997
Peso molecular 299.28
Reaxy-Rn 8954715

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClaseAzobenzenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentAzobenzenes
Alternative Parents Benzenesulfonic acids and derivatives  Benzenesulfonyl compounds  1-sulfo,2-unsubstituted aromatic compounds  Aniline and substituted anilines  Sulfonyls  Organosulfonic acids  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Primary amines  Organic zwitterions  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Azobenzene - Benzenesulfonate - Arylsulfonic acid or derivatives - Benzenesulfonyl group - 1-sulfo,2-unsubstituted aromatic compound - Aniline or substituted anilines - Monocyclic benzene moiety - Benzenoid - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Azo compound - Organic alkali metal salt - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Amine - Organic zwitterion - Organic salt - Organic sodium salt - Hydrocarbon derivative - Primary amine - Organosulfur compound - Organonitrogen compound - Organic oxide - Organic oxygen compound - Organic nitrogen compound - Aromatic homomonocyclic compound
DescripciónThis compound belongs to the class of organic compounds known as azobenzenes. These are organonitrogen aromatic compounds that contain a central azo group, where each nitrogen atom is conjugated to a benzene ring.
External Descriptors Not available
Estructura 3D
Modelo de Estructura Química Interactiva





Certificados (CoA, COO, BSE/TSE y tabla de análisis)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

12 results found

Lot NumberCertificate TypeFechaArticulo
H2525651Certificate of AnalysisAug 26, 2025 S161279
K2110071Certificate of AnalysisAug 12, 2025 S161279
K2110072Certificate of AnalysisAug 12, 2025 S161279
I2509616Certificate of AnalysisJun 19, 2024 S161279
I2509641Certificate of AnalysisJun 19, 2024 S161279
I2509675Certificate of AnalysisJun 19, 2024 S161279
E2327004Certificate of AnalysisApr 26, 2023 S161279
E2327007Certificate of AnalysisApr 26, 2023 S161279
E2327008Certificate of AnalysisApr 26, 2023 S161279
E2327009Certificate of AnalysisApr 26, 2023 S161279
E2327010Certificate of AnalysisApr 26, 2023 S161279
E2327012Certificate of AnalysisApr 26, 2023 S161279

Show more ⌵

Propiedades químicas y físicas
Sensibilidadair sensitive
Peso molecular299.280 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count6
Rotatable Bond Count3
Exact Mass299.034 Da
Monoisotopic Mass299.034 Da
Topological Polar Surface Area116.000 Ų
Heavy Atom Count20
Formal Charge0
Complexity408.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Citations of This Product
Referencias
1. Qi Chen, Xiaorong Li, Yuan Xie, Weicheng Hu, Zhipeng Cheng, Hui Zhong, Hongjun Zhu.  (2021)  Azo modified hyaluronic acid based nanocapsules: CD44 targeted, UV-responsive decomposition and drug release in liver cancer cells.  CARBOHYDRATE POLYMERS,      [PMID:34119127] [10.1016/j.carbpol.2021.118152]
Calculadoras de soluciones
Reseñas

Reseñas de cliente

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.