Water Soluble Eosin Y Stainin Solution , CAS No.17372-87-1

CAS: 17372-87-1 Cat. No.: E301878 Formula: C20H6Br4Na2O5 Molecular Weight: 691.85 EC Number: 241-409-6
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Synonyms
Eosine Extra Yellowish | Eosine Lake Red Y | Eosine Yellowish | Eosin Natricum | Fenazo Eosine XG | Phloxine Toner B | Bromo 4DL | C.I. Acid Red 87 | Bromo X-100 | Bromo 4D | Fluorescein, 2',4',5',7'-tetrabromo-, disodium salt | TDQ283MPCW | Tetrabromoflu
Storage
Store at 2-8°C
Shipped In
Wet ice
★
Size
USA
Germany (EU)*
Price
Qty
500ml
E301878-500ml
2 In stock
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$73.90

$86.90
Save $13.00 (14.96%)
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C 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 112 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Eosine Extra Yellowish | Eosine Lake Red Y | Eosine Yellowish | Eosin Natricum | Fenazo Eosine XG | Phloxine Toner B | Bromo 4DL | C.I. Acid Red 87 | Bromo X-100 | Bromo 4D | Fluorescein, 2',4',5',7'-tetrabromo-, disodium salt | TDQ283MPCW | Tetrabromoflu
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508814457
Isomeric SMILES
C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].[Na+].[Na+]
Alternate CAS
152-75-0
Molecular Weight
691.85

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

Mechanisms of Action
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.

3 results found

Lot NumberCertificate TypeDateItem
L2416158Certificate of AnalysisSep 21, 2026 E301878
I2618704Certificate of AnalysisSep 07, 2026 E301878
H2201112Certificate of AnalysisFeb 05, 2026 E301878
Chemical and Physical Properties
Molecular Weight691.900 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count5
Rotatable Bond Count1
Exact Mass691.67 Da
Monoisotopic Mass687.674 Da
Topological Polar Surface Area89.500 Ų
Heavy Atom Count31
Formal Charge0
Complexity796.000
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
Documents & Articles
Visible Light Photoredox Catalysts
Photo-Crosslinking and Patterning of PEG-Based Hydrogels (2D/3D): Principles, Method Comparisons, and Product Selection Guidelines
Giemsa Staining Protocol: Peripheral Blood and Bone Marrow Smears
Methodological essentials for mineralization visualization: Alizarin Red S staining vs. Von Kossa silver staining
Experimental Judgment and Condition Selection for Visible-Light Catalysis in Organic Synthesis
How Degradable Poly(ethylene glycol) Hydrogels Build Tunable Cellular Microenvironments: Adhesion, Degradation, Release, and Experimental Interpretation in 2D/3D Culture
How Degradable Poly(ethylene glycol) Hydrogels Build Tunable Cellular Microenvironments: Adhesion, Degradation, Release, and Experimental Interpretation in 2D/3D Culture
Designing Hydrogel Scaffolds as Programmable Cell Microenvironments: From Click-Chemistry Functionalization to 3D Cell Culture Experimental Design
Functional Distinction among Orange G-6, EA36, and EA50 in the Papanicolaou Staining System
Types, Binding Mechanisms, and Experimental Selection of Nuclear Dyes
Romanowsky Staining Systems: Chromogenic Basis, Method Types, and Result Interpretation
Eosinophil Morphological Observation: Staining Basis, Identification Points, and Research Validation
Mechanism of Action and Selection Logic of Photoinitiators
Color-Development Mechanisms, Formulation Forms, and Selection/Application Logic of Colorants in Personal Care Products
Neuropathological Mechanisms of Cerebral Infarction
Establishment and Evaluation Methods of Diabetic Animal Models
Histological Staining Methods for Identifying Hepatitis B Virus: Comparison of HE, Orcein, Aldehyde Fuchsin, Victoria Blue, Immunohistochemistry, and In Situ Hybridization
Establishment and Application of Animal Models of Bladder Cancer (BC)
Establishment and Evaluation of Animal Models of Acute Kidney Injury (AKI/ARF)
Summary of Cell Staining Methods
Where Does the Selectivity in Piperidine C–H Functionalization Come From? — Nitrogen Effects, Chair Conformations, and Four Classes of Key Intermediates
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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