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P3750 Sigma-Aldrich

Pararosaniline hydrochloride

Synonym: Basic Fuchsin, Basic Parafuchsin, Basic Red 9, Magenta O, Parafuchsin hydrochloride, Paramagenta hydrochloride, Pararosaniline chloride

  • CAS Number 569-61-9

  • Linear Formula C19H18N3Cl

  • Molecular Weight 323.82

  •  Colour Index Number 42500

  •  Beilstein/REAXYS Number 4164603

  •  EC Number 209-321-2

  •  MDL number MFCD00001657

  •  PubChem Substance ID 24898444

  •  NACRES NA.47

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Properties

Related Categories Cell Biology, Hematology and Histology, P, Stains & Dyes, A to Z, Stains and Dyes More...
Quality Level   200
assay   >85.0% (HPLC)
form   powder
application(s)   hematology: suitable
  histology: suitable
color   metallic green
mp   268-270 °C
solubility   ethanol: 1 mg/mL
εmax   ≥17000 at 286-292 nm in 50% ethanol at 0.003 g/L
  ≥80000 at 543-549 nm in 50% ethanol at 0.003 g/L
Featured Industry   Diagnostic Assay Manufacturing
storage temp.   room temp
SMILES string   Cl.Nc1ccc(cc1)C(\c2ccc(N)cc2)=C3/C=CC(=N)C=C3
InChI   1S/C19H17N3.ClH/c20-16-7-1-13(2-8-16)19(14-3-9-17(21)10-4-14)15-5-11-18(22)12-6-15;/h1-12,20H,21-22H2;1H
InChI key   JUQPZRLQQYSMEQ-UHFFFAOYSA-N

Description

General description

Pararosaniline is a cationic triarylmethane dye and one of the components of basic fuchsin. It gives a brilliant red color after dyeing polyacrylonitrile fibers.

Application

Pararosaniline hydrochloride has been used:
• to prepare Schiff reagent
• to stain cow endometrial cytology samples
• to counterstain Prussian blue sections of mice brains

Packaging

25 g in glass bottle

Other Notes

This is the pure, principal component of mixtures commonly referred to as Basic Fuchsin.

Legal Information

Magenta is a trademark of Magenta Corp.

Safety & Documentation

Safety Information

Symbol 
GHS08  GHS08
Signal word 
Danger
Hazard statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
RTECS 
CX9850100
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles

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Peer-Reviewed Papers
15

References

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