4-Hydroxy-3-methoxy-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde CAS 2104784-87-2
| CAS No. | 2104784-87-2 |
| Molecular Formula | C14H19BO5 |
| Molecular Weight | 278.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 278.11 g/mol gives 4-Hydroxy-3-methoxy-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Hydroxy-3-methoxy-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 2104784-87-2) is a high-purity analytical reference standard with the molecular formula C14H19BO5 and a molecular weight of 278.11 g/mol.
Structurally, 4-Hydroxy-3-methoxy-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (C14H19BO5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, 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 278.11 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C14H19BO5 |
| Molecular Weight | 278.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Hydroxy Standards
- 3-Hydroxy-5-(methoxycarbonyl)phenylboronic Acid Pinacol Ester (CAS 1004294-79-4)
- Methyl 5-hydroxy-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1029439-78-8)
- Methyl 2-hydroxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1073371-99-9)
- Methyl 4-hydroxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1345014-21-2)
- Methyl 2-hydroxy-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1352730-33-6)
- Methyl 2-hydroxy-3-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1421322-59-9)
- 2-Hydroxy-4-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 1647113-98-1)
- 2-Hydroxy-3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 214360-82-4)
Recommended Standards
- 3-Methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid (CAS 936728-20-0)
- 4-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid (CAS 269409-71-4)
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen [3,3'-bifuran]-5-ylboronate (CAS 2223050-89-1)
- 4-Methyl-2-nitro-6-(tetramethyl-1,3,2-dioxaborolan-2-yl)aniline (CAS 2454515-20-7)
- 7-Aminonaphthalen-1-ol hydrochloride (CAS 1082649-42-0)
- 6-Methyl-N-(6-(pyrrolidin-2-yl)pyridin-2-yl)pyridin-2-amine hydrochloride (CAS 1361112-85-7)
- Tert-butyl (5-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)pentyl)carbamate (CAS 192212-24-1)
- 1-Methyl-3-(pyrazin-2-yl)-1H-pyrazole-5-carboxylic acid (CAS 2091184-83-5)
- 2-(2-(Dimethylamino)pyrimidin-4-yl)-1H-purine-6(7H)-thione (CAS 90185-54-9)
- 4-Methylpyridin-2-yl trifluoromethanesulfonate (CAS 179260-78-7)
- Polypodin B (CAS 18069-14-2)
- 1-Benzyl-1-(1-cyclopropylethyl)-3-phenylthiourea (CAS 133612-10-9)
- (1R,2S)-[2-(4-Bromo-phenyl)-cyclopropyl]-carbamic acid tert-butyl ester (CAS 907196-12-7)
- Peptide 432 (CAS CATO-CPTD788432)
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