2-(4-Biphenylyl)indole CAS 21470-37-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21470-37-1 |
| Molecular Formula | C25H27Cl2N5O2S |
| Molecular Weight | 532.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Biphenylyl)indole (CAS 21470-37-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H27Cl2N5O2S. Molecular weight: 532.49 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H27Cl2N5O2S |
| Molecular Weight | 532.49 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Biphenylyl Standards
- 1,3,5-Tris(4-biphenylyl)benzene (CAS 6326-64-3)
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- 2-[(4-Biphenylyl)(4-bromophenyl)amino]-9,9-dimethylfluorene (CAS 1246562-40-2)
- 9-(4-Biphenylyl)-9’-phenyl-9H,9’H-3,3’-bicarbazole (CAS 1454567-05-5)
- N4-(4-Biphenylyl)-N4,N4’-diphenylbiphenyl-4,4’-diamine (CAS 902763-26-2)
- 2-(3-Biphenylyl)amino-9,9-diphenylfluorene (CAS 1607480-14-7)
- 5-(4-Biphenylyl)-5-[4-(4-nitrophenyl)-1-piperazinyl]pyrimidine-2,4,6(1H,3H,5H)-trione (CAS 261956-22-3)
- 9-(4-Biphenylyl)-3-(4-bromophenyl)carbazole (CAS 1028648-25-0)
Recommended Standards
- (2R,3R,4S,5S,6R)-2-(acetoxymethyl)-6-(((3aS,7R,8R,8aS)-2,2-dimethylhexahydro-4,7-epoxy[1,3]dioxolo[4,5-c]oxepin-8-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 67591-05-3)
- DBCO-Sulfo-NHS ester (sodium) (CAS 1400191-52-7)
- (2R,3R,4S,5R,6S)-2-(Acetoxymethyl)-6-(((3aS,4R,7R,8R,8aS)-2,2-dimethylhexahydro-4,7-epoxy[1,3]dioxolo[4,5-c]oxepin-8-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 5346-69-0)
- 5-(5-methylfuran-2-yl)-1,2,4-triazin-3-amine (CAS 1152506-12-1)
- (±)-3,4,5-Trimethoxyamphetamine hydrochloride (TMA) (CAS 5688-80-2)
- 3-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}propanoic acid (CAS 902502-24-3)
- (R)-2-(3,5-dichloro-2,4,6-trifluorophenyl)pyrrolidine (CAS 1241678-73-8)
- N-(4-chlorophenyl)-2-(2-ethoxy-4-formylphenoxy)acetamide (CAS 247592-70-7)
- (S)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine (CAS 78342-42-4)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
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