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Congo red (C.I. 22120) - Ph.Eur., indicator , CAS No.573-58-0

CAS: 573-58-0 Cat. No.: C432963 Fórmula: C32H22N6Na2O6S2 Peso molecular: 696.66 Número CE: 209-358-4
710 Citations COA
Congo red (C.I. 22120) - Ph.Eur., indicator , CAS No.573-58-0
Disponível para encomenda
GRADE & PURITY Ph.Eur. ? European Pharmacopoeia grade — conforms to Ph.Eur. monographs across EU member states. Use for pharmaceutical work needing European compendial compliance. Indicator ? Indicator grade — characterized dye giving a defined color change at a known transition. Use to signal pH or titration endpoints visually.
Synonyms
Brasilamina congo 4B | Mitsui Congo Red | NSC 7232 | C.I. Direct Red 28, disodium salt (8CI) | Cotton Red L | disodium 3,3'-(biphenyl-4,4'-diyldidiazene-2,1-diyl)bis(4-aminonaphthalene-1-sulfonate) | Hispamin Congo 4B | DTXSID4022816 | C32H22N6O6S2.2Na |
Storage
Room temperature
Shipped In
Normal
★
Size
Alemanha (EU)
USA*
Price
Qty
25g
C432963-25g
Sob encomenda · 8–12 semanas

154,37€

180,40€
Gravar 26,03 € (14.43%)
Enter a quantity for the sizes you want to add.
Bulk / Custom
♡ Lista de desejos ⇅ Adicionar à Comparação ⎙ Print page
SDS
Safety data
COA
Certificate
DS
Datasheet
SP
Spec sheet
Specifications Nomes e identificadores Documentation Advanced Data Taxonomic Classification Estrutura 3D Alvos associados (humanos) Alvos associados (não humanos) Mecanismos de ação Certificados（CoA,COO,BSE/TSE e Mapa de Análise) Propriedades químicas e físicas FAQs e artigos Citations of This Product Calculadoras de soluções Revisões
🧪
Why this grade

Ph.Eur., indicator Indicator,Ph.Eur. for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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 710 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Sinónimos
Brasilamina congo 4B | Mitsui Congo Red | NSC 7232 | C.I. Direct Red 28, disodium salt (8CI) | Cotton Red L | disodium 3,3'-(biphenyl-4,4'-diyldidiazene-2,1-diyl)bis(4-aminonaphthalene-1-sulfonate) | Hispamin Congo 4B | DTXSID4022816 | C32H22N6O6S2.2Na |
Especificações e pureza
Ph.Eur., indicator
Condições de armazenamento de armazenamento
Room temperature
Enviado em
Normal
Grau
Indicator, Ph.Eur.
Nomes e identificadores
Sorrisos canónicos
C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
IUPAC Name
disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
InChIKey
IQFVPQOLBLOTPF-UHFFFAOYSA-L
INCHI
1S/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)37-35-21-13-9-19(10-14-21)20-11-15-22(16-12-20)36-38-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)34;;/h1-18H,33-34H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2
SMILES isoméricas
C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
Peso molecular
696.66
Reaxy-Rn
3894858
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3894858&ln=

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
SuperclassBenzenoids
ClasseBenzene and substituted derivatives
SubclassBiphenyls and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzidines
Alternative Parents 1-naphthalene sulfonic acids and derivatives  1-naphthalene sulfonates  1-sulfo,2-unsubstituted aromatic compounds  Sulfonyls  Organosulfonic acids  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Primary amines  Organopnictogen compounds  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Naphthalene sulfonate - 1-naphthalene sulfonic acid or derivatives - Naphthalene sulfonic acid or derivatives - 1-naphthalene sulfonate - Benzidine - Naphthalene - 1-sulfo,2-unsubstituted aromatic compound - Arylsulfonic acid or derivatives - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Azo compound - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Organic alkali metal salt - Amine - Organic salt - Organic sodium salt - Primary amine - Organosulfur compound - Organonitrogen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic homopolycyclic compound
DescriçãoThis compound belongs to the class of organic compounds known as benzidines. These are organic compounds containing the benzidine skeleton, made up of a biphenyl ring system substituted at the 4- and 4'-positions with a unsubstituted amine group.
External Descriptors azo compound
Estrutura 3D
Modelo de Estrutura Química Interativa





Alvos associados (humanos)
DHFR Tclin Dihydrofolate reductase (3072 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACHE Tclin Acetylcholinesterase (18204 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHAT Tchem Choline acetylase (63 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BCHE Tclin Butyrylcholinesterase (7174 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APP Tclin Amyloid-beta A4 protein (8510 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GLB1 Tchem Beta-galactosidase (339 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CTRC Tchem Chymotrypsin C (381 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ENPP2 Tchem Autotaxin (2645 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ENPP6 Tbio Ectonucleotide pyrophosphatase/phosphodiesterase family member 6 (69 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ENPP7 Tbio Ectonucleotide pyrophosphatase/phosphodiesterase family member 7 (69 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC7A11 Tchem Cystine/glutamate transporter (150 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PHLPP2 Tbio PH domain leucine-rich repeat-containing protein phosphatase 2 (32 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Alvos associados (não humanos)
ampC Beta-lactamase AmpC (62480 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
blaZ Beta-lactamase (285 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Alpha-chymotrypsin (819 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Candida albicans (78123 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nakaseomyces glabratus (9108 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PC-12 (7051 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BCHE Cholinesterase (8742 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ampC AmpC (52 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mecanismos de ação
Certificados（CoA,COO,BSE/TSE e Mapa de Análise)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Propriedades químicas e físicas
Ponto de fusão (°C)>360°C
Peso molecular696.700 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count12
Rotatable Bond Count5
Exact Mass696.084 Da
Monoisotopic Mass696.084 Da
Topological Polar Surface Area233.000 Ų
Heavy Atom Count48
Formal Charge0
Complexity1180.000
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 Count3
FAQs e artigos
Indicator (IND) Grade Demystified
Categories: Reagent Specifications, Grading and Purity
Tags:
Indicator Grade IND
Quick Reference Guide to “Red” Reagents in Biological Experiments: Classification, Uses, Key Risks, and Selection Logic
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Fast Red Amplex Red Phenol Red Methyl Red Congo Red Sirius Red Alizarin Red S Oil Red O Ponceau S Nile Red
Microscopic Interpretation and Taxonomic Value of Iodine Staining Reaction in Fungal Spores
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
IKI Melzer’s reagent Lugol’s iodine Fungal Spores Iodine Reaction Amyloid Reaction Dextrinoid Reaction Spore Wall Spore Ornamentation Fungal Microscopic Identification
Microbial Morphological Identification: Observation Systems, Staining Methods, and Result Interpretation
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Gram staining Microbial Morphological Identification Bacterial Morphology Fungal Morphology Acid-Fast Staining Spore Staining Capsule Staining Colony Morphology Microscopic Observation Microbial Quality Control
Structural Characteristics, Color-Change Mechanisms, and Application Selection of Azo Dye-Type Indicators
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Methyl Red Congo Red dye-type indicator azo dye methyl orange Orange G Eriochrome Black T PAN PAR calmagite complexometric titration metal color reagent tissue staining
Bennhold Congo Red Staining Protocol for Amyloid Substances
Categories: Laboratory Protocols & SOPs Library
Tags:
Bennhold method
Plant Tissue and Cell Wall Staining Methods: Selection of Light Green, Safranin, Fast Green, and Composite Staining Systems
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Fast Green Plant Tissue Staining Cell Wall Staining Safranin Light Green Composite Staining Lignification Vascular Bundle
Summary of Cell Staining Methods
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Annexin V Cell staining Hoechst Apoptosis detection Trypan Blue Crystal Violet cell viability JC-1 PI tissue staining Safranin nuclear staining live-cell staining Calcein-AM Eosin Sudan staining
Citations of This Product
How to Cite Aladdin Scientific Products? Citations Search
Calculadoras de soluções
Revisões

Avaliações dos Clientes

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