3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (2-chlorothiazol-5-yl)boronate CAS 889672-72-4
| CAS No. | 889672-72-4 |
| Molecular Formula | C9H15BClNO3S |
| Molecular Weight | 263.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (2-chlorothiazol-5-yl)boronate 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.
CATO supplies 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (2-chlorothiazol-5-yl)boronate (CAS 889672-72-4), a certified reference material (molecular formula C9H15BClNO3S, MW 263.55 g/mol) for analytical method development and quality control.
Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (2-chlorothiazol-5-yl)boronate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 263.55 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 | C9H15BClNO3S |
| Molecular Weight | 263.55 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (2-chlorothiazol-4-yl)boronate (CAS 1817022-62-0)
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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