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ChemicalBook >> CAS DataBase List >> Janus Green B

Janus Green B

Janus Green B price.
  • $29.12 - $3950
  • Product name: Janus Green B
  • CAS: 2869-83-2
  • MF: C30H31ClN6
  • MW: 511.07
  • EINECS:220-695-6
  • MDL Number:MFCD00011758
  • Synonyms:Janus green B (CI x 11050);Janus Green B,pure,high purity biological stain;Janu;Janus Green B, high purity biological stain;Janus Green B, high purity biological stain, pure 5GR;JANUS GREEN (C.I. 11050) FOR MICROSCOPY;Janus Green B, Pure;Janus Green B chloride
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Brand
  • AK Scientific
  • American Custom Chemicals Corporation
  • Arctom
  • Chemenu
  • Chem-Impex
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
  • 100mg
  • 500mg
  • 1g
  • 2g
  • 5G
  • 25g
  • 100g
  • 250G
  • 1KG
  • ManufacturerAK Scientific
  • Product numberJ40238
  • Product descriptionJanus Green B
  • Packaging100mg
  • Price$98
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberDYE0000286
  • Product descriptionJANUS GREEN B 95.00%
  • Packaging5G
  • Price$852.44
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberCS-0133970
  • Product descriptionJanus green B >=95%
  • Packaging100g
  • Price$251
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberCS-0133970
  • Product descriptionJanus green B >=95%
  • Packaging100g
  • Price$251
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberCS-0133970
  • Product descriptionJanus green B >=95%
  • Packaging25g
  • Price$73
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberCS-0133970
  • Product descriptionJanus green B >=95%
  • Packaging25g
  • Price$73
  • Updated2026-05-26
  • Buy
  • ManufacturerChemenu
  • Product numberCM121903
  • Product descriptionJanus Green B 95%
  • Packaging1g
  • Price$83
  • Updated2026-05-20
  • Buy
  • ManufacturerChemenu
  • Product numberCM121903
  • Product descriptionJanus Green B 95%
  • Packaging1g
  • Price$83
  • Updated2026-05-26
  • Buy
  • ManufacturerChemenu
  • Product numberCM121903
  • Product descriptionJanus Green B 95%
  • Packaging500mg
  • Price$58
  • Updated2026-05-20
  • Buy
  • ManufacturerChemenu
  • Product numberCM121903
  • Product descriptionJanus Green B 95%
  • Packaging500mg
  • Price$58
  • Updated2026-05-26
  • Buy
  • ManufacturerChemenu
  • Product numberCM121903
  • Product descriptionJanus Green B 95%
  • Packaging5g
  • Price$142
  • Updated2026-05-20
  • Buy
  • ManufacturerChemenu
  • Product numberCM121903
  • Product descriptionJanus Green B 95%
  • Packaging5g
  • Price$142
  • Updated2026-05-26
  • Buy
  • ManufacturerChem-Impex
  • Product number22858
  • Product descriptionJanusGreenBCertified,88%(Dyecontent) 88%(Dyecontent)
  • Packaging25G
  • Price$100.8
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number22858
  • Product descriptionJanusGreenBCertified,≥88%(Dyecontent) ≥88%(Dyecontent)
  • Packaging5G
  • Price$29.12
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number22858
  • Product descriptionJanus Green B ≥88%(Dyecontent)
  • Packaging5G
  • Price$40
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number22858
  • Product descriptionJanus Green B ≥88%(Dyecontent)
  • Packaging25G
  • Price$140
  • Updated2026-05-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific J40238 Janus Green B 100mg $98 2021-12-16 Buy
American Custom Chemicals Corporation DYE0000286 JANUS GREEN B 95.00% 5G $852.44 2021-12-16 Buy
Arctom CS-0133970 Janus green B >=95% 100g $251 2026-05-25 Buy
Arctom CS-0133970 Janus green B >=95% 100g $251 2026-05-26 Buy
Arctom CS-0133970 Janus green B >=95% 25g $73 2026-05-25 Buy
Arctom CS-0133970 Janus green B >=95% 25g $73 2026-05-26 Buy
Chemenu CM121903 Janus Green B 95% 1g $83 2026-05-20 Buy
Chemenu CM121903 Janus Green B 95% 1g $83 2026-05-26 Buy
Chemenu CM121903 Janus Green B 95% 500mg $58 2026-05-20 Buy
Chemenu CM121903 Janus Green B 95% 500mg $58 2026-05-26 Buy
Chemenu CM121903 Janus Green B 95% 5g $142 2026-05-20 Buy
Chemenu CM121903 Janus Green B 95% 5g $142 2026-05-26 Buy
Chem-Impex 22858 JanusGreenBCertified,88%(Dyecontent) 88%(Dyecontent) 25G $100.8 2021-12-16 Buy
Chem-Impex 22858 JanusGreenBCertified,≥88%(Dyecontent) ≥88%(Dyecontent) 5G $29.12 2021-12-16 Buy
Chem-Impex 22858 Janus Green B ≥88%(Dyecontent) 5G $40 2026-05-19 Buy
Chem-Impex 22858 Janus Green B ≥88%(Dyecontent) 25G $140 2026-05-19 Buy

Properties

Melting point :160 °C (dec.)(lit.)
vapor pressure :2.6 mm Hg ( 20 °C)
storage temp. :2-8°C
solubility :H2O: 1 M hot, clear, colorless
Colour Index :11050
form :Powder
color :≤10(APHA)
Water Solubility :Soluble in water (20 mg/ml at 20°C), ethanol, and slightly soluble in alcohol.
λmax :660nm, 395nm
ε(extinction coefficient) :≥28000 at 651-677nm in ethanol: water (1:1) at 0.01g/L
Merck :14,5255
Stability :Stable. Incompatible with strong oxidizing agents.
Biological Applications :Antimalarialagents; diagnosis of diseases related to amyloid accumulation; diagnostic assays; detecting fungi; nucleic acids; sugars
Major Application :diagnostic assay manufacturing
hematology
histology InChIKey :XXACTDWGHQXLGW-UHFFFAOYSA-M
SMILES :[Cl-].CCN(CC)c1ccc2nc3ccc(cc3[n+](-c4ccccc4)c2c1)\N=N\c5ccc(cc5)N(C)C
CAS DataBase Reference :2869-83-2(CAS DataBase Reference)
EPA Substance Registry System :Phenazinium, 3-(diethylamino)-7-[[4-(dimethylamino)phenyl]azo]-5-phenyl-, chloride (2869-83-2)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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 effective and rapid staining of insect chordotonal organs and peripheral nerves, where the nerves appear dark blue in comparison to non stained tissue. With the use of Janus Green B, rabbit lymphatic vessel studies demonstrate that threadlike structures within the lymphatic vessels, known as Bonghan ducts, contain a high density of mitochondria in their cells.

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