Key Documents

Fast Red RC Salt

Name: Fast Red RC Salt
Brand: SIAL

Powder

Synonym(s):

2-Amino-4-chloroanisole diazotated zinc chloride complex, 5-Chloro-2-methoxybenzenediazonium chloride hemi(zinc chloride) salt, Diazo Fast Red RC

About This Item

Empirical Formula (Hill Notation):

C₇H₆Cl₂N₂O · 0.5ZnCl₂

CAS Number:

68025-25-2

Molecular Weight:

273.19

NACRES:

NA.47

PubChem Substance ID:

24894818

UNSPSC Code:

12171500

EC Number:

268-183-1

MDL number:

MFCD00074764

This product is discontinued. Contact Technical Servicefor assistance.

Properties

Product Name

Fast Red RC Salt,

form

powder

Quality Level

200

composition

Dye content, ~20%

color

faint yellow to yellow

solubility

water: 1 mg/mL

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Cl-].[Cl-].Cl[Zn]Cl.COc1ccc(Cl)cc1[N+]#N.COc2ccc(Cl)cc2[N+]#N

InChI

1S/2C7H6ClN2O.4ClH.Zn/c2*1-11-7-3-2-5(8)4-6(7)10-9;;;;;/h2*2-4H,1H3;4*1H;/q2*+1;;;;;+2/p-4

InChI key

YHUGASVQWCSKGW-UHFFFAOYSA-J

Description

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1 of 1

This Item	F0500	F3381	FBS25
Sigma-Aldrich F2256 Fast Red RC Salt	Sigma-Aldrich F0500 Fast Blue RR Salt	Sigma-Aldrich F3381 Fast Red Violet LB Salt	Sigma-Aldrich FBS25 Fast Blue RR Salt
color faint yellow to yellow	color -	color -	color -
solubility water: 1 mg/mL	solubility water: 1 mg/mL, clear to hazy, yellow-green	solubility H₂O: 1 mg/mL	solubility -
form powder	form crystalline	form powder	form powder
application(s) diagnostic assay manufacturing hematology histology	application(s) diagnostic assay manufacturing hematology histology	application(s) diagnostic assay manufacturing hematology histology	application(s) hematology histology
storage temp. room temp	storage temp. −20°C	storage temp. room temp	storage temp. −20°C
composition Dye content, ~20%	composition -	composition Dye content, ≥90%	composition -

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Global Trade Item Number

SKU	GTIN
F2256-25G	04061833612866

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