3-Methylbenzo[c][1,2]oxaborol-1(3H)-ol CAS 92203-40-2
| CAS No. | 92203-40-2 |
| Molecular Formula | C8H9BO2 |
| Molecular Weight | 147.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-Methylbenzo[c][1,2]oxaborol-1(3H)-ol.
3-Methylbenzo[c][1,2]oxaborol-1(3H)-ol (CAS 92203-40-2), 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, 3-Methylbenzo[c][1,2]oxaborol-1(3H)-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 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.
CATO manufactures 3-Methylbenzo[c][1,2]oxaborol-1(3H)-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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 Methylbenzo Standards
- (S)-3-Methylbenzo[c][1,2]oxaborol-1(3H)-ol (CAS 1388265-61-9)
- N-Methylbenzo[d]isoxazol-3-amine (CAS 1228574-46-6)
- N-Methylbenzo[d]oxazol-6-amine (CAS 1354404-71-9)
- 6-Methylbenzo[d]isoxazol-3-amine (CAS 1378699-89-8)
- 3-Methylbenzo[d]isoxazol-6-amine (CAS 157640-14-7)
- 7-Methylbenzo[d]isoxazol-3-amine (CAS 1699584-90-1)
- 2-Methylbenzo[d]oxazol-6-amine (CAS 5676-60-8)
- 2-Methylbenzo[d]oxazol-7-amine (CAS 848678-67-1)
Recommended Standards
- 2-Phenyl-1,3,2-dioxaborolane (CAS 4406-72-8)
- 5-methyl-1,3-dihydro-2,1-benzoxaborol-1-ol (CAS 905710-76-1)
- 1-Hydroxy-4-methyl-1,3-dihydrobenzo[c][1,2]oxaborole (CAS 947162-74-5)
- 6-methyl-1,3-dihydro-2,1-benzoxaborol-1-ol (CAS 92333-30-7)
- 3-Benzoyl-6,7-dimethoxy-1-methylquinolin-4(1H)-one (CAS 2325798-21-6)
- 3-(1,1,2,2-Tetrafluoroethoxy)benzaldehyde (CAS 35295-35-3)
- 2,3-O-(3-pentylidenE)-d-glyceraldehyde (CAS 120157-60-0)
- 3-Methoxy-4-[2-oxo-2-(pyrrolidin-1-yl)ethoxy]benzaldehyde (CAS 760183-53-7)
- N-(but-2-yn-1-yl)furan-2-carboxamide (CAS 1333470-23-7)
- 4-(5-Methoxy-4-methoxycarbonyl-2-trifluoromethyl-phenyl)-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester (CAS 1418273-44-5)
- 1-Benzyl-4-vinyl-1H-pyrazole (CAS 1235542-25-2)
- 6,6-Dimethyl-3-(methylsulfonyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylic acid (CAS 873189-09-4)
- (2-[4-(2-AMinoethoxy)phenoxy]ethyl)amine dihydrochloride (CAS 1211474-35-9)
- Peptide Impurity 82 (CAS 10491-78-8)
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