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CAS: 35245-26-2, parametric analysis of naphthol AS-TR acetate
CAS: 35245-26-2, Naphthol AS-TR Acetate – Parameter Analysis
English Name: Naphthol AS-TR Acetate; Naphthol AS-D Chloroacetate; 3-Hydroxy-2-Naphthoic-o-Toluidide Chloroacetate
Other Names: Phenol AS-TR Acetate; Naphthol AS-D-Chloroacetate
CAS Number: 35245-26-2
Molecular Formula: Câ‚‚â‚€Hâ‚₆ClNO₃
Molecular Weight: 353.80
Grade: Biochemical Reagent (BR)
Purity: ≥98.0%
Nitrogen Content: 3.8–4.1%
Appearance: White or pale powder
Solubility: 200 mg per 4 ml of acetone (CH₃COCH₃)
Application: Used in biochemical research, particularly in histochemistry for esterase assays with appropriate substrates
Esterase Substrate: Naphthol AS-TR Acetate is commonly used as a substrate in esterase activity detection. It reacts with esterases to produce a colored product, which can be visualized under microscopic examination.
Storage: Store at -20°C to maintain stability and activity.
This compound is widely utilized in histological staining procedures to identify and localize esterase enzymes in tissue sections, making it an essential reagent in enzymatic histochemistry studies. Its high purity and solubility make it suitable for precise and reliable experimental results.