2,14-Bis(diphenylphosphino)-6,7,9,10,17,18,20,21-octahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecine CAS 134988-66-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 134988-66-2 |
| Molecular Formula | C44H42O6P2 |
| Molecular Weight | 728.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,14-Bis(diphenylphosphino)-6,7,9,10,17,18,20,21-octahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecine (CAS 134988-66-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C44H42O6P2. Molecular weight: 728.75 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C44H42O6P2 |
| Molecular Weight | 728.75 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 24.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
Related Bis Standards
- 2,13-Bis(diphenylphosphino)-6,7,9,10,17,18,20,21-octahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecine (CAS 134988-86-6)
- {1,2-Bis(diphenylphosphino)ethane}di(phenylthio)palladium(II) (CAS 33971-07-2)
- Tris{[2-(diphenylphosphino)ethyl]phosphine}(fluoro)iron(II) (CAS 1318882-54-0)
- 2-(2-(Diphenylphosphino)naphthalen-1-yl)-1-((perfluorophenyl)methyl)-4,5-diphenyl-1H-imidazole (CAS 1454371-42-6)
- 5,5'-Bis(diphenylphosphino)-2,2,2',2'-tetrafluoro-4,4'-bi-1,3-benzodioxole (CAS 681259-24-5)
- 4,5-Bis(diphenylphosphino)-9,9-dimethyl-2,7-disulfoxanthene disodium salt (CAS 215792-51-1)
- (1,2-Bis(diphenylphosphino)ethane)(1-dimethylphosphino-3-diphenylphosphinopropane)palladium (CAS 150527-97-2)
- N-(2'-(Diphenylphosphino)-[1,1'-binaphthalen]-2-yl)-N-ethyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 903502-82-9)
Recommended Standards
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- Tepotinib impurity 17 (CAS CATO-C4X-337417)
- tert-butyl (4R)-4-hydroxyisoxazolidine-2-carboxylate (CAS 1092454-84-6)
- 5-(Aminomethyl)-N,N-dimethylthiazol-2-amine (CAS 1007369-11-0)
- 5-Fluoro-3-methoxy-1,7-naphthyridin-8(7H)-one (CAS 1956318-18-5)
- (2-Chloro-4,5-dimethoxyphenyl)methanamine (CAS 1246471-50-0)
- 4-(2,4-Dichlorophenoxy)piperidine hydrochloride (CAS 367501-06-2)
- (1-methyl-2-oxo-3-pyridyl)boronic acid (CAS 1454558-46-3)
- Cyclolinopeptide B (CAS 193139-41-2)
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