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Merck
CN

76250

Pararosaniline hydrochloride

Synonym(s):

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

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About This Item

Linear Formula:
C19H18N3Cl
CAS Number:
569-61-9
Molecular Weight:
323.82
EC Number:
209-321-2
PubChem Substance ID:
24886964
UNSPSC Code:
12352200
Beilstein/REAXYS Number:
4164603
Colour Index Number:
42500
MDL number:
MFCD00001657

Key Documents

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InChI key

JUQPZRLQQYSMEQ-UHFFFAOYSA-N

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

SMILES string

Cl.Nc1ccc(cc1)C(\c2ccc(N)cc2)=C3/C=CC(=N)C=C3

suitability

suitable for microscopy

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Other Notes

Reagent for the colorimetric determination of sulfite in foods
This is the pure, principal component of mixtures commonly referred to as Basic Fuchsin.

Legal Information

Magenta is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

Health hazard
GHS08

signalword

Danger

hcodes

H350

Hazard Classifications

Carc. 1B

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCBL4000V
BCBJ7085V
BCBH3921V
BCBG9372V
BCBB2243V

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S. Ogawa et al.
Zeitschrift fur Lebensmittel-Untersuchung Und -Forschung, 168, 298-298 (1979)
Hai-yan Xiang et al.
Guang pu xue yu guang pu fen xi = Guang pu, 22(6), 1051-1053 (2003-08-14)
The method is based on the enhancement effect of the resonance light-scattering (RLS) of pararosaniline by DNA. In the pH rang of 0.5-1.5, the enhanced intensity of pararosaniline RLS at 355 nm is proportional to the concentration of DNA in
Ozden Tacal et al.
Journal of biochemical and molecular toxicology, 18(5), 253-256 (2004-11-19)
The formation of colorless adducts by four cationic triarylmethane dyes (TAM(+)s), methyl green (MeG(+)), malachite green (MG(+)), pararosaniline (PR(+)), and crystal violet (CV(+)) was studied spectrophotometrically at 25 degrees C, in 50 mM 3-(N-morpholino)propanesulfonic acid (MOPS) buffer (pH 8), by
M E Baker et al.
The Analyst, 119(5), 959-961 (1994-05-01)
The colorimetric indicator pararosaniline has been immobilized onto the cation-exchange resins Amberlite IRC-50, Dowex 50W-X8 and cellulose phosphate by electrostatic bonding. The reflectance of each reagent phase was measured using a bifurcated fibre-optic system and a flow cell. Pararosaniline immobilized
C.I. Basic Red 9 monohydrochloride.
Report on carcinogens : carcinogen profiles, 11, III66-III67 (2004-01-01)
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