Ethyl 3-{4-fluoro-1-[tris(propan-2-yl)silyl]-1H-pyrrolo[2,3-b]pyridin-5-yl}propanoate CAS 2173991-91-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2173991-91-6 |
| Molecular Formula | C21H33FN2O2Si |
| Molecular Weight | 392.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-{4-fluoro-1-[tris(propan-2-yl)silyl]-1H-pyrrolo[2,3-b]pyridin-5-yl}propanoate (CAS 2173991-91-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H33FN2O2Si. Molecular weight: 392.58 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H33FN2O2Si |
| Molecular Weight | 392.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- Para-Fluoro furanyl fentanyl (CAS 1802489-71-9)
- (11β,16α,20S)-9-Fluoro-11,20-dihydroxy-16-methyl-3-oxopregna-1,4-dien-21-oic Acid (CAS 50764-02-8)
- (3-(1-((2-Fluoro-[1,1'-biphenyl]-4-yl)oxy)ethyl)-1H-pyrazol-1-yl)(thiophen-2-yl)methanone (CAS 477709-67-4)
- (16α)-9-Fluoro-16,17,21-trihydroxy-pregna-1,4-diene-3,11,20-trione (CAS 3107-69-5)
- [8-ethyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] trifluoromethanesulfonate (CAS 2621932-47-4)
- 5-Fluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1429906-45-5)
- 6-Fluoro-2-(tributylstannyl)pyridine (CAS 1025744-38-0)
- 1175AF 3-Fluoro-5-(tributylstannyl)pyridine 871942-19-7 C17H30FNSn (CAS 871942-19-7)
Recommended Standards
- AUDA (CAS 479413-70-2)
- Oseltamivir Impurity 139 (CAS CATO-C4X-1720139)
- 2-{[(4-methylphenyl)methyl]sulfanyl}-4-[(4-methylphenyl)sulfanyl]-5,6,7,8-tetrahydroquinazoline (CAS 478049-64-8)
- 3-(5-phenyl-1,3,4-oxadiazol-2-yl)morpholine hydrochloride (CAS 1803601-54-8)
- 4-(Aminomethyl)-1-methyl-3,4-dihydroquinolin-2(1H)-one hydrochloride (CAS 1354782-97-0)
- Losartan Impurity 18 (CAS 158365-99-2)
- 4-Methylbenzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylic acid (CAS 685107-38-4)
- 2-Ethynyl-6-fluorophenol (CAS 2158323-47-6)
- 2-(Hydroxyamino)-2-oxoethylphosphonic acid, 90% (CAS 89873-30-3)
- Des-Gly29,30-Tirzepatide (CAS CATO-CPTD788944)
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 13829788188 / jacky.chen@cato-chem.com