368881

Fast Red TR Salt

Dye content 15 %

• Synonym(s): Fast Red TR Salt hemi(zinc chloride) salt, 4-Chloro-2-methylbenzenediazonium salt, Azoic Diazo No. 11
• 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: 12171500
• PubChem Substance ID: 24862940
• NACRES: NA.47

Properties

• form: powder
• composition: Dye content, 15%
• λmax: 284 nm
• ε (extinction coefficient): ≥3000 at 281-287 nm in water at 0.006 g/L
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• 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

Description

General description

Fast Red TR is a diazonium dye. It serves as a chromogenic substrate for alkaline phosphatase (AP), a common antibody conjugate widely used fin immunohistochemical applications.

Application

Fast Red TR Salt hemi (zinc chloride) salt has been used in the preparation of staining solutions to stain TRACP (tartrate-resistant acid phosphatase). It is also used for the detection of alkaline phosphatase.

Safety Information

• Pictograms: GHS05,GHS09
• Signal Word: Danger
• Hazard Statements: H314,H411
• Precautionary Statements: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1C
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable