5-Cyclopentyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine CAS 2223040-75-1
| CAS No. | 2223040-75-1 |
| Molecular Formula | C16H24BNO2 |
| Molecular Weight | 273.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
5-Cyclopentyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 2223040-75-1), molecular formula C16H24BNO2 and molecular weight 273.18 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-Cyclopentyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (C16H24BNO2) contains a nitrogen-containing heterocyclic scaffold, 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 273.18 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C16H24BNO2 |
| Molecular Weight | 273.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1998 |
| Nitrogen Atoms | 1 |
Related Cyclopentyl Standards
- 2-Cyclopentyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 2223043-34-1)
- 3-Cyclopentyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 2096342-36-6)
- 1-Cyclopentyl-5-methoxy-2-methyl-1h-indole-3-carboxylic acid (CAS 1181245-35-1)
- Cyclopentyl(2-(morpholinomethyl)phenyl)methanone (CAS 898751-37-6)
- n-Cyclopentyl-5-methyl-4-sulfamoylfuran-2-carboxamide (CAS 1394794-52-5)
- Methyl 4-cyclopentyl-3-(trifluoromethyl)benzoate (CAS 161622-16-8)
- (2-Cyclopentyl-6-(piperidin-3-yl)pyridin-4-yl)boronic acid (CAS 2225152-32-7)
- (2-Cyclopentyl-6-(piperidin-4-yl)pyridin-4-yl)boronic acid (CAS 2225180-47-0)
Recommended Standards
- 4-Pyrrolidinophenylboronic Acid Pinacol Ester (CAS 852227-90-8)
- 5'-Fluoro-6'-(trifluoromethyl)-1'H-spiro[cyclopropane-1,4'-isoquinoline]-1',3'(2'H)-dione (CAS 2892253-29-9)
- 4-Chloro-2-(chloromethyl)-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine (CAS 88203-17-2)
- 1,2,3,4-tetrahydro-2-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-isoquinoline 2-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydroisoqu 2-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydroisoquinoline 922718-57-8 (CAS 922718-57-8)
- Methyl 2-(2-acetylphenyl)acetate (CAS 16535-88-9)
- N-(2,3-Dimethylphenyl)-3-oxobutanamide (CAS 55909-76-7)
- 2-Acetamido-3-(p-tolyl)propanoic acid (CAS 6955-13-1)
- 1-Chloro-3-[(2-methylpropyl)sulfanyl]propane (CAS 147298-64-4)
- 637-89-8 Hydroquinone, monothio- p-Mercaptophenol Phenol, p-mercapto- (8CI) Phenol, 4-mercapto- (9CI) Phenol, 4-mercapto- 4-06-00-05790 (Beilstein Handbook Reference) AI3-32249 BRN 2039306 EINECS 211-307-6 4-Hydroxybenzenethiol p-Hydroxythiophenol 4-Hydroxythiophenol 4-Mercaptophenol Monothiohydroquinone NSC 46192 Thiohydroquinone USAF B-57 (CAS 637-89-8)
- 1-Fluorobutane 2366-52-1 InChI=1/C4H9F/c1-2-3-4-5/h2-4H2,1H (CAS 2366-52-1)
- 2,4,5-Trimethyl-N-((1-(thiophen-3-ylmethyl)piperidin-4-yl)methyl)benzenesulfonamide (CAS 1235072-31-7)
- N-(2-(Dimethylamino)-2-(thiophen-2-yl)ethyl)-3,5-dimethoxybenzamide (CAS 850150-41-3)
- 2,7-Dichloro-N-methylimidazo[1,2-c]pyrimidin-5-amine (CAS 27420-34-4)
- Palmitoyl Hexapeptide-12 TFA salt (CAS 171263-26-6(Free Base))
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