3-(2-Methoxy-2-oxoethoxy)phenylboronic acid CAS 1256355-55-1
| CAS No. | 1256355-55-1 |
| Molecular Formula | C9H11BO5 |
| Molecular Weight | 209.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-(2-Methoxy-2-oxoethoxy)phenylboronic acid 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.
CATO supplies 3-(2-Methoxy-2-oxoethoxy)phenylboronic acid (CAS 1256355-55-1), a certified reference material (molecular formula C9H11BO5, MW 209.99 g/mol) for analytical method development and quality control.
Structurally, 3-(2-Methoxy-2-oxoethoxy)phenylboronic acid (C9H11BO5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 209.99 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C9H11BO5 |
| Molecular Weight | 209.99 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Methoxy Standards
- 3-Methoxy-5-(methoxycarbonyl)phenylboronic Acid (CAS 1048330-11-5)
- (4-Methoxy-3-(methoxycarbonyl)phenyl)boronic acid (CAS 1071958-96-7)
- (4-Methoxy-2-(methoxycarbonyl)phenyl)boronic acid (CAS 1256355-40-4)
- (3-Methoxy-2-(methoxycarbonyl)phenyl)boronic acid (CAS 1256355-41-5)
- (2-Methoxy-3-(methoxycarbonyl)phenyl)boronic acid (CAS 1332637-14-5)
- (2-Methoxy-4-(methoxycarbonyl)phenyl)boronic acid (CAS 849758-14-1)
- (2-Methoxy-5-(methoxycarbonyl)phenyl)boronic acid (CAS 221006-63-9)
- (4-(2-Methoxy-2-oxoethoxy)phenyl)boronic acid (CAS 957063-00-2)
Recommended Standards
- 1,2-Dichloro-4-fluoro-3-nitrobenzene (CAS 1360438-72-7)
- 2,6-Dimethoxy-4-formylphenylboronic acid (CAS 1256355-34-6)
- 3-Borono-4-ethoxybenzoic acid (CAS 1451391-73-3)
- 2,6-Dichloro-4-fluoronicotinic acid (CAS 1253789-51-3)
- 7-methoxy-1-benzofuran-2-carbonyl chloride (CAS 242133-59-1)
- 2-Amino-N-(4-bromo-2-methylphenyl)acetamide (CAS 901273-20-9)
- 2-(Benzylthio)-5-(p-tolyl)-1,3,4-oxadiazole (CAS 71134-64-0)
- 1-(Piperidine-1-carbonyl)cyclopropane-1-carboxylic acid (CAS 1229623-40-8)
- (Z)-1-[4-(2-Chloroethoxyphenyl]-1,2-diphenyl-1-butene-4,4,5,5,5-d5 (CAS 157738-49-3)
- 1-(4-Morpholinophenyl)thiourea (CAS 572889-35-1)
- Netupitant Impurity 21 (CAS CATO-C4X-122321)
- 2-Amino-5-bromo-4-chlorobenzonitrile (CAS 671795-60-1)
- Dalbavancin Impurity 7 (CAS CATO-C4X-160227)
- D-Tyr1-Tirzepatide (CAS CATO-CPTD788928)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com