Janus Green B - Biological stain, Dye content 65% , CAS No.2869-83-2

CAS: 2869-83-2 Cat. No.: J100932 Formula: C30H31ClN6 Molecular Weight: 511.06 EC Number: 220-695-6
AVAILABLE TO ORDER
GRADE & PURITY Biological Stain ? Biological stain grade — dyes characterized for staining cells and tissues. Use in histology and microscopy where staining consistency matters. Dye content 65%
Synonyms
C.I. 11050 | Q418288 | CHEBI:21184 | AMY22392 | JanusGreenB | J-017200 | HY-D1122 | Sulphuric acid, chromium potassium salt | 3-(Diethylamino)-7-((4-(dimethylamino)phenyl)azo)-5-phenylphenazinium chloride | EINECS 220-695-6 | Phenazinium, 3-(diethylamino)
Storage
Store at 2-8°C
Shipped In
Wet ice
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Size
USA
Germany (EU)*
Price
Qty
1g
J100932-1g
3 In stock
—
$12.90
5g
J100932-5g
2 In stock
—
$55.90
25g
J100932-25g
3 In stock
—
$181.90
100g
J100932-100g
2 In stock
—
$582.90
Enter a quantity for the sizes you want to add.
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Why this grade

Biological stain, Dye content 65% Biological Stain for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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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.

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Literature proof

Cited in 16 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

A stain used for histology studies of mitochondria

Specifications

Synonyms
C.I. 11050 | Q418288 | CHEBI:21184 | AMY22392 | JanusGreenB | J-017200 | HY-D1122 | Sulphuric acid, chromium potassium salt | 3-(Diethylamino)-7-((4-(dimethylamino)phenyl)azo)-5-phenylphenazinium chloride | EINECS 220-695-6 | Phenazinium, 3-(diethylamino)
Specifications & Purity
Biological stain, Dye content 65%
Biochemical and Physiological Mechanisms
Janus Green B is a stain that interacts with DNA and has been used for histology studies including mitochondrial staining, in which its oxidation and reduction reveals alterations to the electron transfer chain. The stain has been utilized in studies for
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
Biological Stain
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504755027
Canonical Smiles
CCN(CC)C1=CC2=[N+](C3=C(C=CC(=C3)N=NC4=CC=C(C=C4)N(C)C)N=C2C=C1)C5=CC=CC=C5.[Cl-]
IUPAC Name
8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride
InChIKey
XXACTDWGHQXLGW-UHFFFAOYSA-M
INCHI
1S/C30H31N6.ClH/c1-5-35(6-2)26-17-19-28-30(21-26)36(25-10-8-7-9-11-25)29-20-23(14-18-27(29)31-28)33-32-22-12-15-24(16-13-22)34(3)4;/h7-21H,5-6H2,1-4H3;1H/q+1;/p-1
Isomeric SMILES
CCN(CC)C1=CC2=[N+](C3=C(C=CC(=C3)N=NC4=CC=C(C=C4)N(C)C)N=C2C=C1)C5=CC=CC=C5.[Cl-]
WGK Germany
3
RTECS
SG1633000
Molecular Weight
511.06
Reaxy-Rn
6764343
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=6764343&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
SuperclassOrganoheterocyclic compounds
ClassDiazanaphthalenes
SubclassBenzodiazines
Intermediate Tree Nodes Quinoxalines
Direct ParentPhenazines and derivatives
Alternative Parents Dialkylarylamines  Aniline and substituted anilines  Pyrazines  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organic chloride salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Phenazine - Tertiary aliphatic/aromatic amine - Aniline or substituted anilines - Dialkylarylamine - Monocyclic benzene moiety - Pyrazine - Benzenoid - Heteroaromatic compound - Tertiary amine - Azacycle - Organic chloride salt - Amine - Hydrocarbon derivative - Organopnictogen compound - Organonitrogen compound - Organic nitrogen compound - Organic salt - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenazines and derivatives. These are polycyclic aromatic compounds containing a phenazine moiety, which is a linear tricyclic system that consists of a two benzene rings joined by a pyrazine ring.
External Descriptors organic chloride salt
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.

14 results found

Lot NumberCertificate TypeDateItem
G2613024Certificate of AnalysisJul 21, 2026 J100932
K2511023Certificate of AnalysisNov 19, 2025 J100932
J2528177Certificate of AnalysisNov 06, 2025 J100932
E2515489Certificate of AnalysisJun 17, 2024 J100932
E2526640Certificate of AnalysisJun 17, 2024 J100932
D2003037Certificate of AnalysisJan 17, 2024 J100932
H2212313Certificate of AnalysisJul 16, 2022 J100932
H2212350Certificate of AnalysisJul 16, 2022 J100932
H2212359Certificate of AnalysisJul 16, 2022 J100932
D2429025Certificate of AnalysisJun 13, 2022 J100932
G2216374Certificate of AnalysisJun 13, 2022 J100932
G2216375Certificate of AnalysisJun 13, 2022 J100932
G2216376Certificate of AnalysisJun 13, 2022 J100932
G2216377Certificate of AnalysisJun 13, 2022 J100932
Chemical and Physical Properties
SolubilitySoluble in water (20 mg/ml at 20°C), ethanol, and slightly soluble in alcohol.
Molecular Weight511.100 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count6
Rotatable Bond Count7
Exact Mass510.23 Da
Monoisotopic Mass510.23 Da
Topological Polar Surface Area48.000 Ų
Heavy Atom Count37
Formal Charge0
Complexity694.000
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
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What does Biological Stain mean?
Biological Stain indicates that the product has been processed and tested for biological and biochemical applications. Specifications may include endotoxin limits, microbial controls, sterility, low DNase/RNase/protease activity, and verified biological activity where relevant.
How should this product be stored?
Store at 2–8 °C. Refrigerated storage is required to maintain the specified shelf life.
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 2869-83-2, the molecular formula is C30H31ClN6, and the molecular weight is 511.06 g/mol. InChIKey XXACTDWGHQXLGW-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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