5-Chloro-1-(triisopropylsilyl)-4-((trimethylsilyl) -ethynyl)-1H-pyrrolo[2,3-b]pyridine CAS 1261365-96-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1261365-96-1 |
| Molecular Formula | C21H33ClN2Si2 |
| Molecular Weight | 405.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-1-(triisopropylsilyl)-4-((trimethylsilyl) -ethynyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1261365-96-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H33ClN2Si2. Molecular weight: 405.12 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H33ClN2Si2 |
| Molecular Weight | 405.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 5-Chloro-1-(triisopropylsilyl)-6-((trimethylsilyl)ethynyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1305325-25-0)
- (3Alpha)-3-chloro-cholest-4-ene (CAS 13901-10-5)
- (4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)(2-chloropyridin-3-yl)methanone (CAS 303149-94-2)
- 5-Chloro-4-{[(4-methoxyphenyl)sulfanyl]methyl}-1-methyl-3-{[(4-methylphenyl)sulfanyl]methyl}-1H-pyrazole (CAS 318248-63-4)
- [(3Z)-5-Chloro-1-[(4-chlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 3-methylbutanoate (CAS 320421-02-1)
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- 4-Chloro-2-(4-ethoxy-3-methoxyphenyl)-6-methyl-5-(2-methylbutyl)thieno[2,3-d]pyrimidine (CAS 885460-91-3)
Recommended Standards
- Ornidazole Impurity 78 (CAS CATO-C4X-133178)
- n-Benzyl-2,5-dibromobenzenesulfonamide (CAS 446308-99-2)
- N-{2-[(4-bromophenyl)sulfanyl]ethyl}-2,4-dichlorobenzamide (CAS 338955-68-3)
- Carbamic acid, N-[(1S)-1-[4-(4-methyl-5-thiazolyl)phenyl]ethyl]-, 1,1-dimethylethyl ester (CAS 1973408-97-7)
- 1,4,6,7-Tetrahydropyrano[4,3-c]pyrazole (CAS 1864016-55-6)
- 5-(3-Bromophenyl)-1H-1,2,3,4-tetrazole (CAS 3440-99-1)
- 2-ThioUTP Tetrasodium Salt (CAS 1343364-70-4)
- 4-Chloroquinoline-2-carboxylic acid (CAS 15733-82-1)
- Dimethyl 1,3-Dithiole-2-thione-4,5-dicarboxylate (CAS 7396-41-0)
- Des-His(1)-Semaglutide (CAS CATO-C4X-2226216)
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