4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-4,5-dihydroisoxazole CAS 1446105-21-0
| CAS No. | 1446105-21-0 |
| Molecular Formula | C9H16BNO3 |
| Molecular Weight | 197.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-4,5-dihydroisoxazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-4,5-dihydroisoxazole (CAS 1446105-21-0), molecular formula C9H16BNO3 and molecular weight 197.04 g/mol, is a CATO reference standard with documented purity and traceability.
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-4,5-dihydroisoxazole (C9H16BNO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C9H16BNO3 |
| Molecular Weight | 197.04 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 1 |
Related Tetramethyl Standards
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- 3-((4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)azetidine (CAS 2365173-90-4)
- 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrrolidine (CAS 2223009-03-6)
- 3-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrole (CAS 214360-77-7)
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Recommended Standards
- 2,5-dichlorothiazole-4-carboxamide (CAS 127426-27-1)
- 3,4-Dichloroisothiazole-5-carboxylic acid amide (CAS 18480-55-2)
- 4,5-Dichlorothiophene-3-carboxylic acid (CAS 123418-70-2)
- 2,4-Dichlorothiophene-3-carboxylic acid (CAS 1934940-61-0)
- Ethyl 2-(chloromethyl)-6-oxo-1,6-dihydropyrimidine-5-carboxylate (CAS 150065-26-2)
- n1,n1'-(Pentane-1,5-diyl)bis(ethane-1,2-diamine) (CAS 35513-91-8)
- 5-Methoxy-3-methyleneisoindolin-1-one (CAS 1239331-79-3)
- 5-Methoxy-2-thiophenecarboxylic Acid (CAS 29212-22-4)
- 5-(Isopropylsulfonyl)indolin-2-one (CAS 666236-04-0)
- 2-(2-Bromo-4-(difluoromethyl)-5-iodopyridin-3-yl)acetic acid (CAS 1806909-74-9)
- 1-Ethyl-4-iodo-3-methoxy-1H-pyrazole (CAS 2739875-35-3)
- Potassium guaiacolsulfonate hemihydrate (CAS 78247-49-1)
- 2-((4-(Pyrimidin-2-yl)piperazin-1-yl)sulfonyl)ethan-1-amine hydrochloride (CAS 1245569-97-4)
- Semaglutide impurity 268 (CAS CATO-C4X-2226268)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com