3-(Hydroxymethyl)phenylboronic Acid Pinacol Ester CAS 443776-76-9
| CAS No. | 443776-76-9 |
| Molecular Formula | C13H19BO3 |
| Molecular Weight | 234.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 234.10 g/mol gives 3-(Hydroxymethyl)phenylboronic Acid Pinacol Ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(Hydroxymethyl)phenylboronic Acid Pinacol Ester (CAS 443776-76-9), molecular formula C13H19BO3 and molecular weight 234.10 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H19BO3, 3-(Hydroxymethyl)phenylboronic Acid Pinacol Ester contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 234.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(Hydroxymethyl)phenylboronic Acid Pinacol Ester 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 | C13H19BO3 |
| Molecular Weight | 234.10 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Hydroxymethyl Standards
- 5-(hydroxymethyl)-2-(trifluoromethyl)-Benzoic acid methyl ester (CAS 1567667-05-3)
- 3-(Hydroxymethyl)-4-(2,2,2-trifluoroethoxy)benzaldehyde (CAS 2830620-92-1)
- Methyl 4-(hydroxymethyl)-2-(trifluoromethyl)benzoate (CAS 959632-21-4)
- 1-Benzyl-6-(hydroxymethyl)-2,5-piperazinedione (CAS 1353497-53-6)
- 5-(4-(Hydroxymethyl)phenyl)thiophene-2-carboxylic acid (CAS 1245631-37-1)
- 5-(3-(Hydroxymethyl)phenyl)thiophene-2-carboxylic acid (CAS 1349715-82-7)
- 3-(3-(Hydroxymethyl)phenyl)thiophene-2-carboxylic acid (CAS 1349715-93-0)
- 5-(3-(Hydroxymethyl)phenyl)thiophene-3-carboxylic acid (CAS 1349718-52-0)
Recommended Standards
- 2-Methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol (CAS 2095797-27-4)
- 3-Cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 957345-32-3)
- 2-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol (CAS 627906-52-9)
- 3-Hydroxy-4-methylphenylboronic Acid Pinacol Ester (CAS 331273-58-6)
- [6-(piperidin-1-yl)pyridin-3-yl]methanamine (CAS 914637-06-2)
- tert-Butyl (3-bromothiophene-2-carbonyl)-(4-methoxyphenyl)carbamate (CAS 1338543-47-7)
- 1,1,3,3-Tetramethylbutyl isonitrile (CAS 14542-93-9)
- 2-{[2-(4-bromophenyl)-2-oxoethyl]sulfanyl}-3-ethyl-6-(trifluoromethyl)-3,4-dihydropyrimidin-4-one (CAS 866049-81-2)
- Sophoridine (CAS 6882-68-4)
- (R)-tert-Butyl ((2-ethylpyrrolidin-2-yl)methyl)carbamate (CAS 1932406-83-1)
- Ilaprazole Impurity 96 (CAS CATO-C4X-113096)
- tert-Butyl [2-({2-amino-4-[(dimethylamino)-sulfonyl]phenyl}amino)ethyl]carbamate (CAS 932520-24-6)
- (E)-3-(4-isopropylphenyl)-4-methylpent-2-enoic acid (CAS 1017328-19-6)
- Semaglutide Impurity 10 (CAS CATO-C4X-222610)
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