AMBERLYST(R) A-21
- CAS NO.:9049-93-8
- Empirical Formula: C12H20O2
- Molecular Weight: 0
- MDL number: MFCD00145842
- Update Date: 2025-01-27 09:38:02
What is AMBERLYST(R) A-21?
Chemical properties
light brown beads
The Uses of AMBERLYST(R) A-21
Amberlyst|r A-21, ion exchange resin is used as a heterogeneous catalyst for conversion of carbonyl compounds to oximes by reacting with hydroxylamine hydrochloride. It is an effective catalyst for the Michael addition of nitroalkanes to methyl acrylate.
Properties of AMBERLYST(R) A-21
| Density | 0.2380 g/cm3 |
| vapor density | <1 (vs air) |
| vapor pressure | 17 mm Hg ( 20 °C) |
| storage temp. | Indoors |
| form | Beads |
| color | Light brown |
| Water Solubility | Insoluble in water. |
| CAS DataBase Reference | 9049-93-8 |
Safety information for AMBERLYST(R) A-21
Computed Descriptors for AMBERLYST(R) A-21
New Products
2-(3-Methyl-1,2,4-oxadiazol-5-yl)acetic acid (as potassium salt) 2-fluoro-4-iodoaniline 4-Iodo-3,5-dimethylbenzonitrile Atorvastatin amide impurity/Atorvastatin EP Impurity F(Calcium Salt) Lantanoprost rc B Clidinium Bromide Impurity Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity N-Nitroso hydroxy Cetrizine EP Impurity-A (4-Fluoro-2-methoxy-5-nitro- phenyl)-[4- (1-methyl-1H- indol-3- yl)-pyrimidin-2-yl]- amine 6-bromo-4-fluoro-1-isopropyl-2-methyl-1H-benzo[d]imidazole tert-butyl 4-(6-((7-cyclo pentyl -6-(dimethyl carbamoyl) -7H-pyrrolo [2,3-d]pyrimidin-2-yl) amino)pyridin-3-yl) piperazine-1-carboxylate 2-Fluoro-4-nitrotoluene 1-(2-amino-5-hydroxy phenyl)propan-1-one (3R,4R)-1-benzyl-N,4-dimethylpiperidin-3- amine 3-(Dimethylamino)benzoic acid 2-Amino-5-chloropyridine 4-(Methylamino)-3-nitrobenzoic Acid 5-Chloro-2-Nitroaniline 3,5-dibenzyloxy Acetophenone 2,4-Diamino-6-hydroxypyrimidine 2-Chloro Benzylcyanide 3-chlorobenzyl cyanide 3,4 Diethoxy BenzylcyanideRelated products of tetrahydrofuran








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