Benzidine dihydrochloride - AR, ≥99% , CAS No.531-85-1

CAS: 531-85-1 Cat. No.: B108447 Fórmula: C12H12N2·2HCl Peso molecular: 257.16 Beilstein Registry Number: 3914846 Número EC: 208-519-6 PubChem CID: 10754
Disponible para pedir
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. ≥99%
Synonyms
[1,1'-Biphenyl]-4,4'-diamine, dihydrochloride | NCGC00260133-01 | W-204227 | Dihidrocloruro de benzidina | Benzidine dihydrochloride, for experimental carcinogenesis, >=99.0% | Benzidine.2HCl | Q26841199 | NSC 3500 | Dihidrocloruro de benzidina [Spanish]
Storage
Store at 2-8°C,Protected from light
Shipped In
Wet ice,FedEx DG Service
Size
Alemania (EU)
USA*
Price
Qty
5g
B108447-5g
2 Disponible
47,64€
25g
B108447-25g
3 Disponible
168,25€
100g
B108447-100g
1 Disponible
468,49€
Enter a quantity for the sizes you want to add.
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Why this grade

AR, ≥99% AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C,Protected from light Ships Wet ice,FedEx DG Service 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.

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Literature proof

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

Descripción general

Benzidine dihydrochloride is a biaryl tumor promoter compound described in the induction of carcinogenesis in model organisms.
Benzidine (4,4′-Diaminobiphenyl) is an environmental genotoxin that posses increased risks of cancer to exposed people. Benzidine may be used as a reference material in procedures that analyze for benzidine. Benzidine can be used in studies on its mechanisms of genotoxicity.

Specifications

Sinónimos
[1,1'-Biphenyl]-4,4'-diamine, dihydrochloride | NCGC00260133-01 | W-204227 | Dihidrocloruro de benzidina | Benzidine dihydrochloride, for experimental carcinogenesis, >=99.0% | Benzidine.2HCl | Q26841199 | NSC 3500 | Dihidrocloruro de benzidina [Spanish]
Especificaciones y pureza
AR, ≥99%
Condiciones de almacenamiento de almacenamiento
Store at 2-8°C,Protected from light
Enviado en
Wet ice,FedEx DG Service
Este producto requiere envío en cadena de frío. Los servicios terrestres y otros servicios económicos no están disponibles.
Grado
AR
Pureza
≥99%
Nombres e identificadores
Pubchem Sid488181180
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488181180
Sonrisas canónicasC1=CC(=CC=C1C2=CC=C(C=C2)N)N.Cl.Cl
IUPAC Name4-(4-aminophenyl)aniline;dihydrochloride
InChIKeyRUAXWVDEYJEWRY-UHFFFAOYSA-N
INCHI1S/C12H12N2.2ClH/c13-11-5-1-9(2-6-11)10-3-7-12(14)8-4-10;;/h1-8H,13-14H2;2*1H
Isómeros SMILES C1=CC(=CC=C1C2=CC=C(C=C2)N)N.Cl.Cl
WGK Alemania 3
RTECS DD0600000
PubChem CID 10754
Peso molecular 257.16
Beilstein 3914846

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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClaseBenzene and substituted derivatives
SubclassBiphenyls and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzidines
Alternative Parents Aniline and substituted anilines  Primary amines  Organopnictogen compounds  Hydrochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzidine - Aniline or substituted anilines - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Hydrochloride - Primary amine - Organonitrogen compound - Amine - Aromatic homomonocyclic compound
DescripciónThis 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 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.

32 results found

Lot NumberCertificate TypeFechaArticulo
C2606308Certificate of AnalysisSep 01, 2025 B108447
C2606317Certificate of AnalysisSep 01, 2025 B108447
C2606318Certificate of AnalysisSep 01, 2025 B108447
I2508145Certificate of AnalysisSep 01, 2025 B108447
I2508144Certificate of AnalysisSep 01, 2025 B108447
I2508143Certificate of AnalysisSep 01, 2025 B108447
G2425118Certificate of AnalysisAug 21, 2024 B108447
G2425115Certificate of AnalysisAug 19, 2024 B108447
G2425116Certificate of AnalysisAug 19, 2024 B108447
G2425117Certificate of AnalysisAug 19, 2024 B108447
K2313072Certificate of AnalysisNov 22, 2023 B108447
K2313073Certificate of AnalysisNov 22, 2023 B108447
J2319059Certificate of AnalysisNov 01, 2023 B108447
J2319058Certificate of AnalysisNov 01, 2023 B108447
J2319036Certificate of AnalysisNov 01, 2023 B108447
J2319055Certificate of AnalysisOct 20, 2023 B108447
J2319071Certificate of AnalysisOct 20, 2023 B108447
J2319050Certificate of AnalysisOct 20, 2023 B108447
G2322128Certificate of AnalysisAug 08, 2023 B108447
G2322120Certificate of AnalysisAug 08, 2023 B108447
G2322113Certificate of AnalysisAug 08, 2023 B108447
B2313026Certificate of AnalysisFeb 18, 2023 B108447
L2208403Certificate of AnalysisOct 10, 2022 B108447
L2208542Certificate of AnalysisOct 10, 2022 B108447
L2208543Certificate of AnalysisOct 10, 2022 B108447
B2313034Certificate of AnalysisOct 10, 2022 B108447
I2203111Certificate of AnalysisSep 09, 2022 B108447
I2203105Certificate of AnalysisSep 09, 2022 B108447
I2203104Certificate of AnalysisSep 09, 2022 B108447
G2205017Certificate of AnalysisJul 08, 2022 B108447
G2205073Certificate of AnalysisJul 08, 2022 B108447
G2205072Certificate of AnalysisJul 08, 2022 B108447

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Propiedades químicas y físicas
SolubilidadSoluble in water, ethanol, and 0.2N HCl (50 mg/ml).
SensibilidadLight sensitive.
Índice de refracción1.67
Punto de fusión (°C)>300°C
Peso molecular257.160 g/mol
XLogP3
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass256.053 Da
Monoisotopic Mass256.053 Da
Topological Polar Surface Area52.000 Ų
Heavy Atom Count16
Formal Charge0
Complexity145.000
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
Citations of This Product
Referencias
1. Ziqiang Zhou, Shicong Zhu, Yaqiang Hong, Guangpu Jin, Rui Ma, Fan Lin, Yiyang Zhang, Hsiang-Ying Lee, Nian Liu.  (2025)  Composite transposons with bivalent histone marks function as RNA-dependent enhancers in cell fate regulation.  CELL,      [PMID:40774253] [10.1016/j.cell.2025.07.014]
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