2-(7-Chloro-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 2235368-22-4
| CAS No. | 2235368-22-4 |
| Molecular Formula | C14H18BClO4 |
| Molecular Weight | 296.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(7-Chloro-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2235368-22-4), a certified reference material (molecular formula C14H18BClO4, MW 296.55 g/mol) for analytical method development and quality control.
Structurally, 2-(7-Chloro-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (C14H18BClO4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.5, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 296.55 g/mol, it falls into the medium-molecular-weight range. 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 2-(7-Chloro-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 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 | C14H18BClO4 |
| Molecular Weight | 296.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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 | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 3-Chloro-2-methoxycarbonylphenylboronic acid, pinacol ester (CAS 1980783-96-7)
- Methyl 2-chloro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 2201133-24-4)
- Methyl 2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 334018-52-9)
- Methyl 2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 625470-33-9)
- Methyl 2-chloro-5-(4,4,6-trimethyl-1,3,2-dioxaborinan-2-yl)benzoate (CAS 2096998-11-5)
- Methyl 3-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 603122-78-7)
- Methyl 3-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 408492-29-5)
- Methyl 4-chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 2617701-40-1)
Recommended Standards
- 10-(Chloromethyl)-5,5-difluoro-1,3,7,9-tetramethyl-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide (CAS 208462-25-3)
- (6-Bromopyridin-3-yl)(2-chlorophenyl)methanone (CAS 2230490-54-5)
- 5-(2-Bromobenzoyl)-2-chloropyridine (CAS 858035-60-6)
- (4-Bromophenyl)(2-chloropyridin-4-yl)methanone (CAS 868390-64-1)
- 4-Chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indazole (CAS 1939174-71-6)
- 2-(5-Amino-3-(2-methylfuran-3-yl)-1H-pyrazol-1-yl)ethan-1-ol (CAS 956751-81-8)
- 5-Bromo-4-methoxy-2-(trifluoromethyl)pyridine (CAS 1256790-33-6)
- Ethyl 4-bromo-1-ethyl-5-methyl-1H-pyrazole-3-carboxylate (CAS 1373247-11-0)
- 4-(1H-Pyrazol-1-yl)benzoic acid hydrochloride (CAS 1185294-89-6)
- 2-{[(2,4-dichlorophenyl)thio]methyl}-4,5,6,7-tetrafluorobenzo[b]furan (CAS 256525-93-6)
- 6-Ethyl Guanine-d (CAS 183558-84-1)
- 1-(Methylsulfanyl)-3-oxocyclobutane-1-carboxylic acid (CAS 1481083-54-8)
- MT-45 diHCl (CAS 57314-55-3)
- Fibrinopeptide A (human) (CAS 25422-31-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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