3-(t-Butyldimethylsilyloxy)-4,5-difluorophenylboronic acid CAS 2377609-56-6
| CAS No. | 2377609-56-6 |
| Molecular Formula | C12H19BF2O3Si |
| Molecular Weight | 288.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(t-Butyldimethylsilyloxy)-4,5-difluorophenylboronic acid (CAS 2377609-56-6), a certified reference material (molecular formula C12H19BF2O3Si, MW 288.17 g/mol) for analytical method development and quality control.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, 3-(t-Butyldimethylsilyloxy)-4,5-difluorophenylboronic acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 288.17 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-(t-Butyldimethylsilyloxy)-4,5-difluorophenylboronic acid 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.
Physical & Chemical Properties
| Molecular Formula | C12H19BF2O3Si |
| Molecular Weight | 288.17 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | F-containing |
Related t Standards
- 5-(t-Butyldimethylsilyloxy)-2,3-difluorophenylboronic acid (CAS 1150114-45-6)
- 4-(t-Butyldimethylsilyloxy)-2,3-difluorophenylboronic acid (CAS 870646-83-6)
- 4-(t-Butyldimethylsilyloxy)-2,6-difluorophenylboronic acid (CAS 2096341-77-2)
- 1076199-67-1 3-(tert-Butyldimethylsilyloxy)-5-(1-methylamino)-5-oxopentanoic Acid Methyl Ester 3-[(1,1-Dimethylethyl)dimethylsilyloxy]-5-(1-methylamino)-5-oxopentanoic Acid Methyl Ester (CAS 1076199-67-1)
- 3-t-Butyldimethylsilyloxy-4-chlorophenylboronic acid (CAS 2096337-83-4)
- 1-(tert-butyldimethylsilyloxy)-2-iodoethane (CAS 101166-65-8)
- 6-Tert-Butyldimethylsilyloxy-4-(1-methylethenyl)-1-methyl-cyclohexane 1,2-epoxide (CAS 121289-19-8)
- 6-[[2-(tert-Butyldimethylsilyloxy)ethyl]methylamino]pyridin-3-ol (CAS 326496-02-0)
Recommended Standards
- 2',3',4',5',6'-Pentafluoro-4-hydroxy[1,1'-biphenyl]-3-carbaldehyde (CAS 893737-92-3)
- 2',3',4',5',6'-Pentafluoro[1,1'-biphenyl]-4-carboxylic acid (CAS 29779-01-9)
- 2',3',4',5',6'-Pentafluoro[1,1'-biphenyl]-3-carboxylic acid (CAS 29779-00-8)
- n-(3,4-Dichlorophenyl)-4-methylpiperazine-1-carboxamide (CAS 21492-28-4)
- 4-Formylbenzenesulfonic acid (CAS 5363-54-2)
- Ethyl 3-methyl-1,2,3,4-tetrahydro-3-quinolinecarboxylate (CAS 1105193-12-1)
- 2-(3,5-difluorophenyl)-2-oxoacetic acid ethyl ester 208259-57-8 A814951 ethyl 2-[3,5-bis(fluoranyl)phenyl]-2-oxidanylidene-ethanoate (CAS 208259-57-8)
- 5-Chloro-3-(2-fluorophenyl)-1,2,4-oxadiazole (CAS 525574-81-6)
- 4-Methyl-2-(naphthalen-2-yl)pyrrolidine (CAS 603068-81-1)
- 3-Bromo-5-((3-fluorophenoxy)methyl)isoxazole (CAS 1447962-16-4)
- 2-Benzyl-3-(4-bromo-3-chlorophenoxy)quinoxaline (CAS 478046-95-6)
- 2-Chloro-3-(difluoromethoxy)aniline (CAS 1261566-94-2)
- 2-Hydroxy-2-(2-nitro-4-(trifluoromethyl)phenyl)acetic acid (CAS 1227516-72-4)
- Hexapeptide-9 (CAS 1228371-11-6)
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