(5-Prop-1-ynylpyridin-3-yl)boronic acid CAS 917471-30-8
| CAS No. | 917471-30-8 |
| Molecular Formula | C8H8BNO2 |
| Molecular Weight | 160.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 160.97 g/mol gives (5-Prop-1-ynylpyridin-3-yl)boronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(5-Prop-1-ynylpyridin-3-yl)boronic acid (CAS 917471-30-8), molecular formula C8H8BNO2 and molecular weight 160.97 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (5-Prop-1-ynylpyridin-3-yl)boronic acid (C8H8BNO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.5, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 160.97 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H8BNO2 |
| Molecular Weight | 160.97 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Prop Standards
- (2-(Prop-1-yn-1-yl)pyridin-4-yl)boronic acid (CAS 1189373-05-4)
- n-(Prop-2-yn-1-yl)pyrazine-2-carboxamide (CAS 1090998-64-3)
- Prop-2-yn-1-yl nicotinate (CAS 24641-06-3)
- 1-(4-(Prop-1-en-2-yl)pyridin-2-yl)ethanone (CAS 142896-11-5)
- 1-(2-(Prop-1-en-2-yl)pyridin-4-yl)ethanone (CAS 142896-12-6)
- 1-[4-(prop-2-yn-1-yloxy)phenyl]methanamine (CAS 943026-55-9)
- 2-(Prop-2-yn-1-yl)-5,6,7,8-tetrahydroimidazo[1,2-a]pyridine (CAS 2228390-41-6)
- 3-Methyl-2-(prop-2-yn-1-yl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole (CAS 623571-91-5)
Recommended Standards
- (4-Cyano-3-methylphenyl)boronic acid (CAS 856255-58-8)
- 3-Cyano-4-methylphenylboronic Acid (CAS 911210-49-6)
- (3-Cyano-2-methylphenyl)boronic acid (CAS 313546-19-9)
- 5-Cyano-2-methylphenylboronic Acid (CAS 867333-43-5)
- 3-(4-Bromo-3-fluorophenyl)-2-chloro-1-propene (CAS 951888-41-8)
- 2-Methyl-4-(morpholin-4-yl)butan-2-amine (CAS 1263002-61-4)
- 3-(3,5-Dimethyl-1h-pyrazol-1-yl)butan-1-amine (CAS 1006323-23-4)
- (R)-2-amino-3-(3-fluoro-4-methoxyphenyl)propanoic acid (CAS 1011806-03-3)
- (3R,7AS)-7a-methyl-3-phenyl-2,3-dihydropyrrolo[2,1-b]oxazol-5(7ah)-one (CAS 211240-56-1)
- 2-(1H-pyrazol-4-yl)quinoline 4-(Quinolin-2-yl)-1H-pyrazole 439106-87-3 (CAS 439106-87-3)
- 3-(Piperidin-4-yloxy)benzamide (CAS 907158-97-8)
- (1-(3,4-Difluorophenyl)-1H-1,2,3-triazol-4-yl)methanamine (CAS 1248914-98-8)
- 3-Cyclopropoxy-2-(methylthio)-6-(trifluoromethyl)pyridine (CAS 1243411-61-1)
- Tirzepatide Impurity 1 (CAS 2460751-66-8)
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