tert-butyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1,4-benzoxazine-4-carboxylate CAS 1467057-57-3
| CAS No. | 1467057-57-3 |
| Molecular Formula | C19H34BNO5 |
| Molecular Weight | 367.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C19H34BNO5, tert-butyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1,4-benzoxazine-4-carboxylate contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 367.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
tert-butyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1,4-benzoxazine-4-carboxylate (CAS 1467057-57-3) is a high-purity analytical reference standard with the molecular formula C19H34BNO5 and a molecular weight of 367.29 g/mol.
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 tert-butyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1,4-benzoxazine-4-carboxylate 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 | C19H34BNO5 |
| Molecular Weight | 367.29 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 3-(2,4-Bis(trifluoromethyl)phenyl)-5-phenylpyridine (CAS 1333319-74-6)
- 1-(3-(Trifluoromethyl)-1H-pyrazol-1-yl)-3-((4-(trifluoromethyl)benzyl)amino)propan-2-ol (CAS 680594-01-8)
- 2,5-Bis(3-(trifluoromethyl)phenyl)pyridine (CAS 1261817-81-5)
- 2-(4-Fluorophenyl)-4-(4-nitrobenzyl)-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonitrile (CAS 478048-46-3)
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- 2-Naphthalenamine, N-ethyl- 2-Naphthylamine, N-ethyl- 2437-03-8 Ethyl-.beta.-naphthylamine N-Ethyl-.beta.-naphthylamine N-Ethyl-2-naphthylamine NSC-405128 NSC405128 (CAS 2437-03-8)
- N1-Cyclopropyl-N2-(pyridin-2-ylmethyl)oxalamide (CAS 676641-21-7)
- Hydrochlorothiazide Impurity 8 (CAS CATO-C4X-11778)
- 4-(2H-Tetrazol-5-yl)phenylboronic Acid Pinacol Ester (CAS 775351-40-1)
- 2-Methyl-3-sulfanylidene-1H,2H,3H,5H,10H,10aH-imidazo[1,5-b]isoquinolin-1-one (CAS 133211-47-9)
- 2-Bromo-1-(2-methoxy-4-methylphenyl)ethan-1-one (CAS 145964-98-3)
- Semaglutide impurity 41 (CAS CATO-C4X-222641)
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