6-methyl-1,3-dihydro-2,1-benzoxaborol-1-ol CAS 92333-30-7
| CAS No. | 92333-30-7 |
| Molecular Formula | C8H9BO2 |
| Molecular Weight | 147.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 147.97 g/mol gives 6-methyl-1,3-dihydro-2,1-benzoxaborol-1-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
6-methyl-1,3-dihydro-2,1-benzoxaborol-1-ol (CAS 92333-30-7), molecular formula C8H9BO2 and molecular weight 147.97 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H9BO2, 6-methyl-1,3-dihydro-2,1-benzoxaborol-1-ol 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 147.97 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C8H9BO2 |
| Molecular Weight | 147.97 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
Related methyl Standards
- 7-Methyl-1,3-dihydro-2,1-benzoxaborol-1-ol (CAS 108485-02-5)
- 5-methyl-1,3-dihydro-2,1-benzoxaborol-1-ol (CAS 905710-76-1)
- 2,3-Dihydro-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde (CAS 1060803-16-8)
- 1,2-Dihydro-2,7-naphthyridin-3(4H)-one (CAS 1123169-61-8)
- 2,3-Dihydro-1,6-naphthyridin-4(1H)-one (CAS 1211528-58-3)
- 7-Methyl-6,7-dihydro-5H-pyrrolo[3,4-b]pyridin-5-one (CAS 1330755-99-1)
- 5,6-Dihydro-1,6-naphthyridin-7(8H)-one (CAS 1393545-38-4)
- 3,4-Dihydro-1,6-naphthyridin-2(1H)-one (CAS 14757-41-6)
Recommended Standards
- Styrylboronic acid (CAS 4363-35-3)
- 3-Methylbenzo[c][1,2]oxaborol-1(3H)-ol (CAS 92203-40-2)
- 4-Vinylphenylboronic Acid (CAS 2156-04-9)
- 2-Phenyl-1,3,2-dioxaborolane (CAS 4406-72-8)
- N-(3,5-Dimethylphenyl)-2-{[3-methyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide (CAS 1040631-76-2)
- Methyl 4-(cyanomethyl)-3-methoxybenzoate (CAS 215605-66-6)
- 4,4,5,5-Tetramethyl-2-(1,2,2-trifluorovinyl)-1,3,2-dioxaborolane (CAS 2130860-46-5)
- (1R,2R)-2-(2-(4-bromophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (CAS 736136-39-3)
- Ethyl 5-Methoxyindole-3-acetate (CAS 57000-49-4)
- Methyl 4-(2-((5-(4-bromophenyl)-1,3,4-oxadiazol-2-yl)thio)acetamido)benzoate (CAS 332161-22-5)
- 2-(Dimethylamino)-2-methylpropanoic acid (CAS 220022-94-6)
- 4-(2,5-Dichlorophenyl)-6-ethoxy-1,3,5-triazin-2-amine (CAS 61452-99-1)
- 4-{[(4-methylphenyl)methyl]sulfanyl}-6-phenoxy-8-thia-3,5-diazatricyclo[7.4.0.0^{2,7}]trideca-1(13),2(7),3,5,9,11-hexaene (CAS 478030-11-4)
- Liraglutide-d8 Tritrifluoroacetate (CAS CATO-C4X-199223)
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