2-(4,4-Difluorochroman-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1154741-11-3
| CAS No. | 1154741-11-3 |
| Molecular Formula | C15H19BF2O3 |
| Molecular Weight | 296.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 2-(4,4-Difluorochroman-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1154741-11-3), a certified reference material (molecular formula C15H19BF2O3, MW 296.12 g/mol) for analytical method development and quality control.
Structurally, 2-(4,4-Difluorochroman-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (C15H19BF2O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine 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 296.12 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.
As a certified reference material (CRM), 2-(4,4-Difluorochroman-6-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 | C15H19BF2O3 |
| Molecular Weight | 296.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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; 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.) | 1989 |
| Halogen Content | F-containing |
Related Difluorochroman Standards
- (S)-6,8-Difluorochroman-4-ol (CAS 1270301-86-4)
- 7,8-Difluorochroman-4-ol (CAS 1270584-98-9)
- 5,7-Difluorochroman-4-ol (CAS 917248-51-2)
- (S)-6,8-difluorochroman-4-amine (CAS 1003887-61-3)
- (S)-5,8-Difluorochroman-4-amine (CAS 1018978-95-4)
- 4,4-Difluorochroman-6-amine (CAS 1187968-09-7)
- (S)-5,7-difluorochroman-4-amine (CAS 1212993-64-0)
- (R)-5,7-difluorochroman-4-amine (CAS 1213103-28-6)
Recommended Standards
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- Methyl 5-bromo-8-methyl-4-oxo-1,4-dihydroquinoline-2-carboxylate (CAS 1133116-21-8)
- 2-(6-Bromo-2-methyl-4-oxoquinolin-1(4H)-yl)acetic acid (CAS 1215543-11-5)
- 2,6-dimethylimidazo[2,1-b][1,3,4]thiadiazole-5-carboxylic acid (CAS 96356-16-0)
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- Acetyl Bupleurotoxin (CAS 111128-30-4)
- Hydantoin Impurity 3 (CAS 138849-22-6)
- (2-Bromo-5-methylthiazol-4-yl)methanamine (CAS 1379309-16-6)
- 3-Chloro-1-(3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-hydroxypyridazin-4(1H)-one (CAS 87008-90-0)
- 2-Cyclopropyl-6-(pyridin-4-yl)pyrimidin-4-ol (CAS 1159821-90-5)
- 2-Propylhydrazine-1-carbothioamide (CAS 21149-60-0)
- 1,5,6-Trichloroacenaphthene (CAS 84944-90-1)
- Semaglutide Impurity 14(Discontinued,See CPTD788307 ) (CAS CATO-C4X-222614)
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