(5-Cyanofuran-2-yl)boronic acid CAS 2070922-26-6
| CAS No. | 2070922-26-6 |
| Molecular Formula | C5H4BNO3 |
| Molecular Weight | 136.90 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (5-Cyanofuran-2-yl)boronic acid (CAS 2070922-26-6), a certified reference material (molecular formula C5H4BNO3, MW 136.90 g/mol) for analytical method development and quality control.
Structurally, (5-Cyanofuran-2-yl)boronic acid (C5H4BNO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. 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 136.90 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (5-Cyanofuran-2-yl)boronic acid 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 | C5H4BNO3 |
| Molecular Weight | 136.90 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 1 |
Related Cyanofuran Standards
- (3-Cyanofuran-2-yl)boronic acid (CAS 1314881-06-5)
- 5-cyanofuran-3-carboxylic acid (CAS 1866690-04-1)
- N-Cyanofuran-2-carboximidamide (CAS 1211577-48-8)
- 4-cyanofuran-2-carboxylic acid (CAS 1369496-50-3)
- Methyl 2-cyanofuran-3-carboxylate (CAS 175352-96-2)
- Methyl 5-cyanofuran-3-carboxylate (CAS 175352-97-3)
- Methyl 4-cyanofuran-2-carboxylate (CAS 357289-65-7)
- Methyl 5-cyanofuran-2-carboxylate (CAS 60838-00-8)
Recommended Standards
- 13981-97-0 Barium, isotope of mass 137 DTXSID30161173 (CAS 13981-97-0)
- Germanium disulfide (CAS 12025-34-2)
- 4-Methylpyridine-3-boronic Acid (CAS 148546-82-1)
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- Quinoline-2-carboxamidine (CAS 251294-66-3)
- 3-Chloro-N,N-diisopropylthiophene-2-carboxamide (CAS 1980049-02-2)
- 2-(Toluene-4-sulfonyl)ethanol (CAS 272440-04-7)
- (E)-1-Phenyl-3-(thiophen-3-yl)prop-2-en-1-one (CAS 123293-65-2)
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- Acid-C2-PEG4-C2-NHS ester (CAS 1343476-41-4)
- Prolactin-Releasing Peptide (1-31) (rat) (CAS 215510-06-8)
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