Azure A eosinate , CAS No.62298-43-5

CAS: 62298-43-5 Cat. No.: A331880 Molecular Weight: 1158.59 EC Number: 263-491-2 PubChem CID: 13736
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1g
A331880-1g
3
$34.90
5g
A331880-5g
1
$129.90
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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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.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Azure A eosinate is a dye useful in hematological and histological applications.

Specifications

Storage
Room temperature
Shipped In
Normal
Names and Identifiers
Pubchem Sid488181900
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488181900
IUPAC Name(7-aminophenothiazin-3-ylidene)-dimethylazanium
InChIKeyHMYISFASHDWPMO-UHFFFAOYSA-O
INCHI1S/C14H13N3S/c1-17(2)10-4-6-12-14(8-10)18-13-7-9(15)3-5-11(13)16-12/h3-8,15H,1-2H3/p+1
Isomeric SMILES C[N+](=C1C=CC2=NC3=C(C=C(C=C3)N)SC2=C1)C
WGK Germany 3
PubChem CID 13736
Molecular Weight 1158.59

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
SuperclassOrganoheterocyclic compounds
ClassBenzothiazines
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBenzothiazines
Alternative Parents Benzenoids  Secondary ketimines  Heteroaromatic compounds  Azacyclic compounds  Primary amines  Organopnictogen compounds  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Benzothiazine - Benzenoid - Heteroaromatic compound - Secondary ketimine - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Primary amine - Organonitrogen compound - Amine - Organic cation - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzothiazines. These are organic compounds containing a benzene fused to a thiazine ring (a six-membered ring with four carbon atoms, one nitrogen atom and one sulfur atom).
External Descriptors Not available
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.

6 results found

Lot NumberCertificate TypeDateItem
E2318151Certificate of AnalysisMar 10, 2026 A331880
E2318156Certificate of AnalysisMar 10, 2026 A331880
E2318157Certificate of AnalysisMar 10, 2026 A331880
F2427107Certificate of AnalysisMay 25, 2024 A331880
F2427108Certificate of AnalysisMay 25, 2024 A331880
E2318153Certificate of AnalysisApr 06, 2023 A331880
Chemical and Physical Properties
Molecular Weight256.350 g/mol
XLogP31.400
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass256.091 Da
Monoisotopic Mass256.091 Da
Topological Polar Surface Area66.700 Ų
Heavy Atom Count18
Formal Charge1
Complexity483.000
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 Count1
Solution Calculators
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