tert-Butyl 8-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate CAS 1643923-16-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1643923-16-3 |
| Molecular Formula | C22H31BN2O4 |
| Molecular Weight | 398.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
tert-Butyl 8-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate (CAS 1643923-16-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H31BN2O4. Molecular weight: 398.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H31BN2O4 |
| Molecular Weight | 398.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 3-Methyltricosane (CAS 13410-45-2)
- (E)-N-(2-Nitrophenyl)-1-{N'-[(3E)-6,6,6-trifluoro-5-oxohexan-3-ylidene]hydrazinecarbonyl}methanecarbohydrazonoyl cyanide (CAS 477870-79-4)
- tert-Butyl 8-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-1H-pyrido[4,3-b]indole-2(5H)-carboxylate (CAS 1253968-35-2)
- 3,5-Dimethyl-1-(tetrahydro-2h-pyran-4-yl)-1h-pyrazol-4-amine (CAS 1343393-99-6)
- 2-[(3-Methyloxiran-2-yl)carbonyloxy]ethyl 3-Methyloxirane-2-carboxylate (CAS 99173-77-0)
- (S)-2-Amino-3-(((benzyloxy)carbonyl)amino)propanoic acid (CAS 28415-54-5)
- Sodium Picosulfate EP Impurity B (CAS 603-41-8)
- Roxatidine impurity 67 (CAS 2765350-61-4)
- 5-(3,5-Difluorophenyl)-1,3,4-thiadiazol-2-amine (CAS 299441-31-9)
- (9-D-Asp) Semaglutide X Sodium salt (CAS CATO-CPTD788617)
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