Basic Red 51 - ≥98% , CAS No.12270-25-6

CAS: 12270-25-6 Cat. No.: B352800 Formula: C13H18ClN5 Molecular Weight: 279.77 EC Number: 602-845-6
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
BASIC RED 51 [INCI] | COLOREX BR51 | 1H-Imidazolium,2-[2-[4-(dimethylamino)phenyl]diazenyl]-1,3-dimethyl-, chloride (1:1) | vermelho basico 51 | 1H-Imidazolium, 2-[(1E)-2-[4-(dimethylamino)phenyl]diazenyl]-1,3-dimethyl-, chloride (1:1) | Basic Red 51 | 4-
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
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Size
Germany (EU)
USA*
Price
Qty
1g
B352800-1g
—
5 In stock
€74.54
5g
B352800-5g
—
4 In stock
€222.92
25g
B352800-25g
—
1 In stock
€780.88
100g
B352800-100g
—
1 In stock
€2,007.86
Enter a quantity for the sizes you want to add.
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
BASIC RED 51 [INCI] | COLOREX BR51 | 1H-Imidazolium,2-[2-[4-(dimethylamino)phenyl]diazenyl]-1,3-dimethyl-, chloride (1:1) | vermelho basico 51 | 1H-Imidazolium, 2-[(1E)-2-[4-(dimethylamino)phenyl]diazenyl]-1,3-dimethyl-, chloride (1:1) | Basic Red 51 | 4-
Specifications & Purity
≥98%
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid
Canonical Smiles
CN1C=C[N+](=C1N=NC2=CC=C(C=C2)N(C)C)C.[Cl-]
IUPAC Name
4-[(1,3-dimethylimidazol-1-ium-2-yl)diazenyl]-N,N-dimethylaniline;chloride
InChIKey
NZDXSXLYLMHYJA-UHFFFAOYSA-M
INCHI
1S/C13H18N5.ClH/c1-16(2)12-7-5-11(6-8-12)14-15-13-17(3)9-10-18(13)4;/h5-10H,1-4H3;1H/q+1;/p-1
Isomeric SMILES
CN1C=C[N+](=C1N=NC2=CC=C(C=C2)N(C)C)C.[Cl-]
Molecular Weight
279.77
Reaxy-Rn
11324032
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11324032&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
SuperclassOrganic nitrogen compounds
ClassOrganonitrogen compounds
SubclassAmines
Intermediate Tree Nodes Tertiary amines - Tertiary alkylarylamines
Direct ParentDialkylarylamines
Alternative Parents Aniline and substituted anilines  N-substituted imidazoles  Heteroaromatic compounds  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Azacyclic compounds  Organopnictogen compounds  Organic chloride salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aniline or substituted anilines - Dialkylarylamine - Benzenoid - N-substituted imidazole - Monocyclic benzene moiety - Heteroaromatic compound - Imidazole - Azole - Azo compound - Azacycle - Organoheterocyclic compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organopnictogen compound - Hydrocarbon derivative - Organic chloride salt - Organic salt - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dialkylarylamines. These are aliphatic aromatic amines in which the amino group is linked to two aliphatic chains and one aromatic group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

8 results found

Lot NumberCertificate TypeDateItem
C2331107Certificate of AnalysisJan 20, 2026 B352800
C2331108Certificate of AnalysisJan 20, 2026 B352800
C2331120Certificate of AnalysisJan 20, 2026 B352800
C2331144Certificate of AnalysisJan 20, 2026 B352800
C2331145Certificate of AnalysisJan 20, 2026 B352800
C2331146Certificate of AnalysisJan 20, 2026 B352800
C2331142Certificate of AnalysisMar 09, 2023 B352800
C2331148Certificate of AnalysisMar 09, 2023 B352800
Chemical and Physical Properties
Molecular Weight279.770 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count3
Exact Mass279.125 Da
Monoisotopic Mass279.125 Da
Topological Polar Surface Area36.800 Ų
Heavy Atom Count19
Formal Charge0
Complexity273.000
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
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What is the purity of this product?
This product is supplied at ≥98% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at 2–8 °C under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
How is this product shipped?
This product ships chilled on wet ice. Unpack on arrival and transfer it to the storage condition stated above.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 12270-25-6, the molecular formula is C13H18ClN5, and the molecular weight is 279.77 g/mol. InChIKey NZDXSXLYLMHYJA-UHFFFAOYSA-M.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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