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F8764

Sigma-Aldrich

Fast Red TR Salt hemi(zinc chloride) salt

Synonym(s):

4-Chloro-2-methylbenzenediazonium salt, Azoic Diazo No. 11

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About This Item

Empirical Formula (Hill Notation):
C7H6Cl2N2 · 0.5 ZnCl2
CAS Number:
89453-69-0
Molecular Weight:
257.19
Colour Index Number:
37085
MDL number:
MFCD00074766
UNSPSC Code:
12352204
PubChem Substance ID:
24894975
NACRES:
NA.83

form

powder

composition

Dye content, >90%

solubility

water: 25 mg/mL, clear, colorless to light yellow

storage temp.

−20°C

SMILES string

[Cl-].[Cl-].Cl[Zn]Cl.Cc1cc(Cl)ccc1[N+]#N.Cc2cc(Cl)ccc2[N+]#N

InChI

1S/2C7H6ClN2.4ClH.Zn/c2*1-5-4-6(8)2-3-7(5)10-9;;;;;/h2*2-4H,1H3;4*1H;/q2*+1;;;;;+2/p-4

InChI key

RIIVFDKBXXMYRL-UHFFFAOYSA-J

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Signal Word

Danger

Hazard Statements

H302,H314,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Corr. 1C

Storage Class Code

4.1A - Other explosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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Improved in situ hybridization: color intensity enhancement procedure for the alkaline phosphatase/Fast Red system.
K P Chiu et al.
BioTechniques, 20(6), 964-966 (1996-06-01)
T Kenzaka et al.
Microbiology (Reading, England), 144 ( Pt 8), 2085-2093 (1998-08-28)
An improved in situ hybridization technique, HNPP-FISH, using 2-hydroxy-3-naphthoic acid 2'-phenylanilide phosphate (HNPP) and Fast Red TR was applied to analyse the community structure of planktonic bacteria in river water. Oligonucleotide probes specific for the domain Bacteria (EUB338) and five
The effects of 4-chloro-ortho-toluidine (fast red TR) subacute intoxication on rats. Part I: The kidney and the urinary bladder epithelium.
A Godlewski et al.
Folia morphologica, 55(4), 253-255 (1996-01-01)
G E Hoffmann et al.
Journal of clinical chemistry and clinical biochemistry. Zeitschrift fur klinische Chemie und klinische Biochemie, 23(11), 759-763 (1985-11-01)
In the present study, the reaction of 15 different diazonium salts with serum bilirubin is examined. It is shown that the selectivity of the determination of non-conjugated and total bilirubin greatly depends on two conditions: the pH-value of the reaction
L L Chueh et al.
Journal of virological methods, 79(2), 133-140 (1999-06-25)
A sensitive fluorescence in situ hybridization (ISH) for detecting porcine reproductive and respiratory syndrome virus (PRRSV) RNA in viral infected tissue was developed using digoxigenin-labeled RNA probes targeted on the nucleocapsid gene of PRRSV. In situ RNA/RNA hybrids were detected
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