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VAQORACHEMICALS
Stains, Fluorescent Dyes & Histology ReagentsMicroscopyAvailable on request

Bismark brown Y

Synonyms: 4,4′-(m-Phenylenebisazo)bis-m-phenylenediamine dihydrochloride · Basic Brown 1 · Bismarck Brown B · Vesuvine

CAS No.10114-58-6
FormulaC18H20Cl2N8
Mol. weight419.30
Catalogue No.VQ-000502
PurityMicroscopy
HSN29420090

Bismark brown Y (CAS 10114-58-6) – biological stain, Microscopy grade. C18H20Cl2N8, MW 419.3. Supplied by Vaqora Chemicals with COA, exported worldwide.

Pack sizesPrice on quotation · bulk available
25 g
100 g
1 kg
25 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Bismark brown Y

Bismark brown Y is a biological stain (Microscopy grade) carrying the CAS registry number 10114-58-6. With the molecular formula C18H20Cl2N8, it has a molar mass of 419.3 g/mol. Systematically, it is named 4-[[3-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]benzene-1,3-diamine. Dihydrochloride. It is also known as Basic Brown 1 or Bismarck Brown B.

It is supplied as a powder. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Key uses span histology and cytology staining, microscopy, clinical laboratories and biological staining. Typical end-use sectors are academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Standard pack sizes are 25 g, 100 g, 1 kg and 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Biological staining

Industries

Specifications & identifiers

Chemical identifiers
Product nameBismark brown Y
Catalogue No.VQ-000502
CAS Number10114-58-6
IUPAC name4-[[3-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]benzene-1,3-diamine;dihydrochloride
Molecular formulaC18H20Cl2N8
Molecular weight419.3 g/mol
Exact mass418.1188
GradeMicroscopy
HSN code29420090
InChIKeyMCZVRBLCRZWFJH-UHFFFAOYSA-N
SMILESC1=CC(=CC(=C1)N=NC2=C(C=C(C=C2)N)N)N=NC3=C(C=C(C=C3)N)N.Cl.Cl
PubChem CID82360
Physical properties
Physical formPowder
AppearancePowder
H-bond donors / acceptors6 / 8
TPSA154 Ų
Synonyms4,4′-(m-Phenylenebisazo)bis-m-phenylenediamine dihydrochloride, Basic Brown 1, Bismarck Brown B, Vesuvine, 1,3-Benzenediamine, 4,4'-[1,3-phenylenebis(2,1-diazenediyl)]bis-, hydrochloride (1:2), 1,3-Benzenediamine, 4,4'-[1,3-phenylenebis(azo)]bis-, dihydrochloride, 1,3-Bis(2,3-diaminophenylazo)benzene hydrochloride, 1,3-Benzenediamine, 4,4'-(1,3-phenylenebis(azo))bis-, dihydrochloride, 1,3-Benzenediamine, 4,4'-(1,3-phenylenebis(2,1-diazenediyl))bis-, hydrochloride (1:2), C.I. Basic Brown 1, dihydrochloride, Phenylene Brown, 4,4'-(1,3-Phenylenebis(diazene-2,1-diyl))bis(benzene-1,3-diamine) dihydrochloride

Safety & hazard information (GHS)

GHS05 Corrosive
Corrosive
GHS07 Harmful / irritant
Harmful / irritant
GHS09 Environmental hazard
Environmental hazard

Signal word: Danger

Hazard statements

  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H319Causes serious eye irritation
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements: P264, P264 + P265, P273, P280, P302 + P352, P305 + P351 + P338, P305 + P354 + P338, P317, P321, P332 + P317, P337 + P317, P362 + P364, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Bismark brown Y?

The CAS Registry Number of Bismark brown Y is 10114-58-6. It is also known as 4,4′-(m-Phenylenebisazo)bis-m-phenylenediamine dihydrochloride, Basic Brown 1, Bismarck Brown B.

What is the molecular formula and molecular weight of Bismark brown Y?

Bismark brown Y has the molecular formula C18H20Cl2N8 and a molecular weight of 419.3 g/mol.

Which grade and pack sizes of Bismark brown Y can I order?

We supply Bismark brown Y in Microscopy grade, in 25 g, 100 g, 1 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Bismark brown Y?

Yes. Every lot of Bismark brown Y is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Bismark brown Y be shipped internationally?

Yes. Bismark brown Y is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

Enquire about Bismark brown Y

We reply within one business day with price, pack options, lead time and documentation.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
How ordering works

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