1,3-Dihydro-1-hydroxy-2,1-benzoxaborole 2-(Hydroxymethyl)phenylboronic Acid Cyclic Monoester 5735-41-1 H1280 CAS 5735-41-1
| CAS No. | 5735-41-1 |
| Molecular Formula | C7H13BO2 |
| Molecular Weight | 139.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 139.99 g/mol gives 1,3-Dihydro-1-hydroxy-2,1-benzoxaborole 2-(Hydroxymethyl)phenylboronic Acid Cyclic Monoester 5735-41-1 H1280 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1,3-Dihydro-1-hydroxy-2,1-benzoxaborole 2-(Hydroxymethyl)phenylboronic Acid Cyclic Monoester 5735-41-1 H1280 (CAS 5735-41-1), molecular formula C7H13BO2 and molecular weight 139.99 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H13BO2, 1,3-Dihydro-1-hydroxy-2,1-benzoxaborole 2-(Hydroxymethyl)phenylboronic Acid Cyclic Monoester 5735-41-1 H1280 contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 139.99 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1,3-Dihydro-1-hydroxy-2,1-benzoxaborole 2-(Hydroxymethyl)phenylboronic Acid Cyclic Monoester 5735-41-1 H1280 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 | C7H13BO2 |
| Molecular Weight | 139.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.5 |
| CAS Registry Year (est.) | 1958 |
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Recommended Standards
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- acetic-phosphoricanhydride (CAS 590-54-5)
- (1-(6-Chloropyridin-3-yl)cyclopropyl)methanol (CAS 858036-16-5)
- 2-Ethyl-N-((1-methyl-1h-pyrazol-4-yl)methyl)butan-1-amine (CAS 1250482-70-2)
- Ethyl 5-amino-1-(3,4-dichlorophenyl)-1H-pyrazole-3-carboxylate (CAS 1264043-82-4)
- Paliperidone Impurity 42 (CAS CATO-C4X-1724142)
- Ertugliflozin impurity 4 (CAS 1528636-22-7)
- (3-(1-((2-Fluoro-[1,1'-biphenyl]-4-yl)oxy)ethyl)-1H-pyrazol-1-yl)(4-fluorophenyl)methanone (CAS 477709-66-3)
- 3-(3,4-Dichlorophenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 109888-66-6)
- 3-(1,3-Dimethyl-1H-pyrazol-5-yl)-6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepine (CAS 1174873-10-9)
- 8-Chloro-4-methyl-1,2,3,4-tetrahydroisoquinoline (CAS 73037-84-0)
- Semaglutide impurity 199 (CAS CATO-C4X-2226199)
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