2-(3-Bromophenyl)-5,5-dimethyl-1,3,2-dioxaborinane CAS 635305-38-3
| CAS No. | 635305-38-3 |
| Molecular Formula | C11H14BBrO2 |
| Molecular Weight | 268.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(3-Bromophenyl)-5,5-dimethyl-1,3,2-dioxaborinane (C11H14BBrO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 268.94 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 2-(3-Bromophenyl)-5,5-dimethyl-1,3,2-dioxaborinane (CAS 635305-38-3), a certified reference material (molecular formula C11H14BBrO2, MW 268.94 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H14BBrO2 |
| Molecular Weight | 268.94 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
Related Bromophenyl Standards
- 2-(4-Bromophenyl)-5,5-dimethyl-1,3,2-dioxaborinane (CAS 183677-71-6)
- 2-Bromophenyl 2,2,2-trifluoroacetate (CAS 36613-46-4)
- 3-Bromophenyl trifluoroacetate (CAS 59935-55-6)
- 4-Bromophenyl trifluoroacetate (CAS 5672-84-4)
- 5-(4-Bromophenyl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1215831-40-5)
- 1216977-92-2 5-(3-Bromophenyl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1216977-92-2)
- 1-(4-Bromophenyl)imidazolidine-2,4,5-trione (CAS 92384-63-9)
- 3-(2-Bromophenyl)-1,2,4-oxadiazole-5-carboxylic acid (CAS 944905-80-0)
Recommended Standards
- Sevoflurane Impurity 10 (CAS 32793-53-6)
- 3,5-dibromo-1-(propan-2-yl)-1H-1,2,4-triazole (CAS 1240567-67-2)
- 4,8-Dimethyl-2-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,6,2-dioxazaborocane (CAS 1262977-13-8)
- 3,5-Dibromo-1-propyl-1H-1,2,4-triazole (CAS 1240567-54-7)
- 5-Chloro-4-methoxy-3,3-dimethyl-2,3-dihydrobenzofuran (CAS 1597548-47-4)
- 2,3-Diiodoanthracene-1-sulfonic acid (CAS 146448-18-2)
- N,N’-(4-Chloro-5-nitro-1,2-phenylene)bis(4-methylbenzenesulfonamide) (CAS 113269-04-8)
- n-Decyl-d21 Alcohol (CAS 110510-78-6)
- Acid Green 5 (CAS 5141-20-8)
- Clarithromycin Impurity 21 (CAS CATO-C4X-100221)
- 1,6-Diphenoxyhexane (CAS 10125-18-5)
- 5-(2,2-Difluoroethoxy)pyridine-3-carboxylic acid (CAS 1342512-20-2)
- Prasugrel EP Impurity E (CAS 1056459-37-0)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
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