Bismarck Brown R - Biological stain , CAS No.5421-66-9

CAS: 5421-66-9 Cat. No.: B106031 Formula: C21H24N8 · 2HCl Peso molecolare: 461.39 Beilstein Registry Number: 1829673 Numero EC: 226-541-4 PubChem CID: 79459
Disponibile su ordine
GRADE & PURITY Biological Stain ? Biological stain grade — dyes characterized for staining cells and tissues. Use in histology and microscopy where staining consistency matters.
Synonyms
EINECS 226-541-4 | BISMARK BROWN 53 | 1HAD3F3XM9 | 5,5'-[(4-Methyl-m-phenylene)bis(azo)]bis[toluene-2,4-diamine] dihydrochloride | Bismarck Brown R, for microscopy (Bact., Hist.) | C.I. Basic Brown 4, dihydrochloride | BISMARK BROWN R [MI] | UNII-1HAD3F3X
Storage
Room temperature
Shipped In
Normal
★
Size
Germania (EU)
USA*
Price
Qty
25g
B106031-25g
—
3 Disponibile
8,59€
100g
B106031-100g
1 Disponibile
2 Disponibile
19,00€
500g
B106031-500g
Su ordinazione · 8–12 settimane
20,74€
Enter a quantity for the sizes you want to add.
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Why this grade

Biological Stain Biological Stain for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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

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Quality documents

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

📚

Literature proof

Cited in 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Sinonimi
EINECS 226-541-4 | BISMARK BROWN 53 | 1HAD3F3XM9 | 5,5'-[(4-Methyl-m-phenylene)bis(azo)]bis[toluene-2,4-diamine] dihydrochloride | Bismarck Brown R, for microscopy (Bact., Hist.) | C.I. Basic Brown 4, dihydrochloride | BISMARK BROWN R [MI] | UNII-1HAD3F3X
Specifiche e purezza
Biological Stain
Condizioni di conservazione di stoccaggio
Room temperature
Spedito in
Normal
Grado
Biological Stain
Nomi e identificatori
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488185732
Sorrisi canonici
CC1=C(C=C(C=C1)N=NC2=C(C=C(C(=C2)C)N)N)N=NC3=C(C=C(C(=C3)C)N)N.Cl.Cl
IUPAC Name
4-[[3-[(2,4-diamino-5-methylphenyl)diazenyl]-4-methylphenyl]diazenyl]-6-methylbenzene-1,3-diamine;dihydrochloride
InChIKey
WLKAMFOFXYCYDK-UHFFFAOYSA-N
INCHI
1S/C21H24N8.2ClH/c1-11-4-5-14(26-28-20-6-12(2)15(22)9-17(20)24)8-19(11)27-29-21-7-13(3)16(23)10-18(21)25;;/h4-10H,22-25H2,1-3H3;2*1H
Isomeri SMILES
CC1=C(C=C(C=C1)N=NC2=C(C=C(C(=C2)C)N)N)N=NC3=C(C=C(C(=C3)C)N)N.Cl.Cl
WGK Germania
3
PubChem CID
79459
Peso molecolare
461.39
Beilstein
1829673

Documentazione

📋 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
ClasseAzobenzenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentAzobenzenes
Alternative Parents Aniline and substituted anilines  Aminotoluenes  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Primary amines  Organic zwitterions  Organic chloride salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Azobenzene - Aminotoluene - Aniline or substituted anilines - Toluene - Monocyclic benzene moiety - Benzenoid - Azo compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organic zwitterion - Hydrocarbon derivative - Organic nitrogen compound - Primary amine - Organonitrogen compound - Amine - Organic salt - Organic chloride salt - Aromatic homomonocyclic compound
DescrizioneThis 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
Struttura 3D
Modello di struttura chimica interattiva





Certificati (CoA, COO, BSE/TSE e tabella di analisi)
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.

9 results found

Lot NumberCertificate TypeDataOggetto
E2627597Certificate of AnalysisApr 23, 2026 B106031
E2627600Certificate of AnalysisApr 23, 2026 B106031
L2109409Certificate of AnalysisSep 09, 2025 B106031
L2109410Certificate of AnalysisSep 09, 2025 B106031
L2109500Certificate of AnalysisSep 09, 2025 B106031
L2109503Certificate of AnalysisSep 09, 2025 B106031
H2006095Certificate of AnalysisMay 09, 2024 B106031
I1501072Certificate of AnalysisMay 06, 2023 B106031
B2317073Certificate of AnalysisFeb 22, 2023 B106031
Proprietà chimiche e fisiche
Punto di fusione (°C)222°C
Peso molecolare461.400 g/mol
XLogP3
Hydrogen Bond Donor Count6
Hydrogen Bond Acceptor Count8
Rotatable Bond Count4
Exact Mass460.166 Da
Monoisotopic Mass460.166 Da
Topological Polar Surface Area154.000 Ų
Heavy Atom Count31
Formal Charge0
Complexity581.000
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
Domande frequenti e articoli
Citations of This Product
Calcolatori di soluzioni
Recensioni

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