2-(1-Chloronaphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1154740-95-0
| CAS No. | 1154740-95-0 |
| Molecular Formula | C16H18BClO2 |
| Molecular Weight | 288.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(1-Chloronaphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1154740-95-0), a certified reference material (molecular formula C16H18BClO2, MW 288.58 g/mol) for analytical method development and quality control.
Structurally, 2-(1-Chloronaphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (C16H18BClO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 7.5, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 288.58 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
As a certified reference material (CRM), 2-(1-Chloronaphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C16H18BClO2 |
| Molecular Weight | 288.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
Related Chloronaphthalen Standards
- 2-(2-Chloronaphthalen-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2621937-36-6)
- 2-(4-Chloronaphthalen-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2128285-49-2)
- 2-(6-Chloronaphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 870822-85-8)
- 2-((4-Chloronaphthalen-1-yl)oxy)-4-methylaniline (CAS 946729-16-4)
- 2-(5-Chloronaphthalen-1-yl)benzo[d]oxazol-5-amine (CAS 443289-56-3)
- 1-((8-Chloronaphthalen-1-yl)sulfonyl)pyrrolidine (CAS 446054-17-7)
- 1-Chloronaphthalen-2-yl diethylcarbamate (CAS 526190-31-8)
- 4-((4-Chloronaphthalen-1-yl)oxy)aniline (CAS 76590-21-1)
Recommended Standards
- 2,4,5-Trichloro-N-ethylbenzenesulfonamide (CAS 101257-20-9)
- 7-Chloro-2,5-bis(trifluoromethyl)-1H-benzo[d]imidazole (CAS 1209789-75-2)
- 7-Bromo-4-chloro-1-isopropyl-1H-indazol-3-amine (CAS 2249975-75-3)
- 5-Chloro-2,6-bis(trifluoromethyl)-1H-1,3-benzodiazole (CAS 171809-86-2)
- 2-Chloro-N-(2-((2-methoxy-5-methylphenyl)amino)-2-oxoethyl)acetamide (CAS 749920-76-1)
- Pcb No. 151 (CAS 52663-63-5)
- methyl 2-(4-cyanophenyl)-2-hydroxyacetate (CAS 52798-36-4)
- 2-(Chloromethyl)-6-(difluoromethyl)-4-hydroxy-3-methylpyridine (CAS 1805200-39-8)
- 3-Chlorophenylzinc iodide 0.5 M in Tetrahydrofuran (CAS 186000-42-0)
- 8-Bromo-1H-quinoxalin-2-one (CAS 1092563-82-0)
- (3-(4-Chloropyridin-2-yl)phenyl)methanol (CAS 1349718-47-3)
- 7-(4-Fluorophenyl)isoindolin-1-one (CAS 200049-49-6)
- 140621-51-8 4167AD C10H15BrClN N-[1-(4-Bromophenyl)ethyl]-N,N-dimethylaminehydrochloride (CAS 140621-51-8)
- KALA Amphipathic Peptide (CAS 187987-64-0)
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