2,2'-(1,2-Phenylene)bis[4,4,5,5-tetramethyl-1,3,2-dioxaborolane] CAS 269410-07-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 269410-07-3 |
| Molecular Formula | C18H28B2O4 |
| Molecular Weight | 330.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2'-(1,2-Phenylene)bis[4,4,5,5-tetramethyl-1,3,2-dioxaborolane] (CAS 269410-07-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H28B2O4. Molecular weight: 330.03 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H28B2O4 |
| Molecular Weight | 330.03 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Phenylene Standards
- 5-Methyl-1,3-phenylene dibenzoate (CAS 104311-36-6)
- 2,2'-(1,4-Phenylene)bis(3-phenylacrylonitrile) (CAS 13707-95-4)
- 1,2-Phenylene bis(morpholine-4-carboxylate) (CAS 510734-16-4)
- 1,1'-(1,4-Phenylene)bis(N-(4-fluorophenyl)methanimine) (CAS 17866-84-1)
- 3,3'-(1,4-Phenylene)bis(1-(furan-2-yl)prop-2-en-1-one) (CAS 27242-80-4)
- 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-5-amine) (CAS 13752-53-9)
- 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-6-amine) (CAS 94533-96-7)
- 2,2'-(2-Methyl-1,3-phenylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) (CAS 849402-14-8)
Recommended Standards
- 1,3-Phenylenediboronic Acid Bis(pinacol) Ester (CAS 196212-27-8)
- 2,6-Dichloro-4-(perfluoropropan-2-yl)aniline (CAS 273735-64-1)
- 4-(Difluoromethyl)-2-iodo-5-methoxy-3-nitropyridine (CAS 1807130-76-2)
- 3-Fluoro-2,6-dimethylbenzaldehyde (CAS 1780701-72-5)
- (4-Fluorobenzo[b]thiophen-2-yl)(pyrrolidin-1-yl)methanone (CAS 866018-23-7)
- Empagliflozin Impurity 304 (CAS CATO-C4X-1065304)
- 5-tert-Butyl 2-methyl pyridine-2,5-dicarboxylate (CAS 163587-55-1)
- tert-Butyl (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-aminopropanoate hydrochloride (CAS 2098497-06-2)
- 1-(2,4-Difluorophenyl)-3,5-dimethyl-1h-pyrazole-4-carbaldehyde (CAS 1134818-07-7)
- Cycloaspeptide D (CAS 691363-62-9)
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