9049-93-8

Basic information

• Product Name: AMBERLYST(R) A-21
• Synonyms: AMBERLYST A-21;AMBERLYST(R) A-21;AMBERLYST(R) A-21 ION EXCHANGE RESIN;AMBERLYST(TM) A-21;A-21 ion-exchange resin;amberlyst A-21 ion-exchange resin;Amberlyst(rg A-21;AmberlystAmacroreticularionexchangeresin
• CAS NO: 9049-93-8
• Molecular Formula: C12H20O2
• Molecular Weight: 0
• Product Categories: Amberlite Weak Anion Exchangers;AmberliteResins&LC Separation Media;Anion;Anion Exchange Media;LPLC Separation Media
• Mol File: 9049-93-8.mol
• Article Data: 0

Chemical Properties

• Appearance: Light brown/Beads
• Density: 0.2380 g/cm3
• Vapor Density: <1 (vs air)
• Vapor Pressure: 17 mm Hg ( 20 °C)
• Storage Temp.: Indoors
• Water Solubility: Insoluble in water.
• CAS DataBase Reference: AMBERLYST(R) A-21(CAS DataBase Reference)
• NIST Chemistry Reference: AMBERLYST(R) A-21(9049-93-8)
• EPA Substance Registry System: AMBERLYST(R) A-21(9049-93-8)

Safety Data

• Statements: 36/37/38
• Safety Statements: 24/25
• WGK Germany: 3
• Hazardous Substances Data: 9049-93-8(Hazardous Substances Data)

Usage

Description

AMBERLYST(R) A-21 is a light brown bead ion exchange resin that serves as a heterogeneous catalyst in various chemical reactions.

Uses

Used in Chemical Synthesis Industry:
AMBERLYST(R) A-21 is used as a heterogeneous catalyst for the conversion of carbonyl compounds to oximes by reacting with hydroxylamine hydrochloride. This application is crucial for the synthesis of various organic compounds and pharmaceuticals.
Used in Organic Chemistry Research:
AMBERLYST(R) A-21 is used as an effective catalyst for the Michael addition of nitroalkanes to methyl acrylate. This reaction is significant in the field of organic chemistry for the synthesis of complex molecules and the development of new chemical pathways.