2-(5-Methoxy-2-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1356943-81-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1356943-81-1 |
| Molecular Formula | C13H18BNO5 |
| Molecular Weight | 279.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(5-Methoxy-2-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1356943-81-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H18BNO5. Molecular weight: 279.10 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H18BNO5 |
| Molecular Weight | 279.10 g/mol |
| Appearance | Off-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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 2-(3-Methoxy-5-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1036990-22-3)
- 2-(4-Methoxy-2-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1073353-81-7)
- 2-(2-Methoxy-4-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1185019-97-9)
- 2-Methoxy-3-nitro-phenylboronic acid pinacol ester (CAS 1257792-67-8)
- 2-(3-Methoxy-2-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2377609-28-2)
- 2-(3-Methoxy-4-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 755026-96-1)
- 2-(4-Methoxy-3-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 554411-20-0)
- 2-Methoxy-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-carboxylic acid (CAS 2319663-37-9)
Recommended Standards
- 2-Bromo-5-fluorobenzophenone (CAS 13294-43-4)
- (5-Nitro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanol (CAS 1393477-20-7)
- 5'-Bromo-2'-fluoro-[1,1'-biphenyl]-4-carbaldehyde (CAS 1517104-26-5)
- 4-(Piperidine-1-carbonyl)benzaldehyde (CAS 80020-14-0)
- 2-Methyl-N-(oxetan-3-ylidene)propane-2-sulfinamide (CAS 1158098-73-7)
- 5-(Chlorosulfonyl)isoquinoline-1-carboxylic acid (CAS 1258640-93-5)
- tert-Butyl 8-methyl-3,4-dihydroquinoline-1(2H)-carboxylate (CAS 123387-75-7)
- N1-(Furan-2-ylmethyl)-N2-(naphthalen-1-yl)oxalamide (CAS 428840-15-7)
- 2-benzyl-5-bromo-1-benzofuran (CAS 59931-51-0)
- Peptide Impurity 64 (CAS CATO-CPTD788964)
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