1,1′-[(5S)-2,2′,3,3′-Tetrahydro[5,5′-bi-1,4-benzodioxin]-6,6′-diyl]bis[1,1-bis[3,5-bis(trimethylsilyl)phenyl]phosphine] CAS 2757287-32-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2757287-32-2 |
| Molecular Formula | C40H54O4P2Si4 |
| Molecular Weight | 773.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,1′-[(5S)-2,2′,3,3′-Tetrahydro[5,5′-bi-1,4-benzodioxin]-6,6′-diyl]bis[1,1-bis[3,5-bis(trimethylsilyl)phenyl]phosphine] (CAS 2757287-32-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C40H54O4P2Si4. Molecular weight: 773.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C40H54O4P2Si4 |
| Molecular Weight | 773.14 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
Related S Standards
- (R)-2,2',3,3'-Tetrahydro-6,6'-bis(triphenylsilyl)-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1372719-97-5)
- (11aS)-10,11,12,13-Tetrahydro-5-hydroxy-3,7-di-1-pyrenyl-diindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin 5-oxide (CAS 1643684-79-0)
- (11aR)-10,11,12,13-Tetrahydro-5-hydroxy-3,7-di-1-pyrenyl-diindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin 5-oxide (CAS 1643684-81-4)
- (R)-2,2',3,3'-Tetrahydro-6,6'-bis([1,1':3',1''-terphenyl]-5'-yl)-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1352810-34-4)
- (11aR)-10,11,12,13-Tetrahydro-5-hydroxy-3,7-di-9-phenanthrenyl-diindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin-5-oxide (CAS 1372719-93-1)
- (11aS)-10,11,12,13-Tetrahydro-5-hydroxy-3,7-di-9-phenanthrenyl-5-oxide-diindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin (CAS 1585988-92-6)
- (1S)-2,2',3,3'-Tetrahydro-6,6'-bis[2,4,6-tris(1-methylethyl)phenyl]-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1258276-31-1)
- (1R)-2,2',3,3'-Tetrahydro-6,6'-bis[2,4,6-tris(1-methylethyl)phenyl]-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1372719-98-6)
Recommended Standards
- 7,10-Bis[O-(Triethylsilyl)]-10-Deacetyl Baccatin III (CAS 149107-84-6)
- 24:0 CPE (d18:1/24:0) (CAS 1883501-62-9)
- Cephalomannine Impurity 2 (CAS 183133-99-5)
- 2-[1-amino-2-(3-chlorophenoxy)ethylidene]malononitrile (CAS 343375-39-3)
- 5-Amino-2-(tert-butyl)-4-(trifluoromethyl)phenol (CAS 873055-71-1)
- 3-(Methylamino)-1,2-benzothiazole-1,1-dione (CAS 7677-47-6)
- 6,8-Dimethyl-2-(thiophen-2-yl)quinoline-4-carboxylic acid (CAS 436092-53-4)
- 3-(Tert-butyl)-5-oxo-2,5-dihydro-1H-pyrazole-1-carbothioamide (CAS 1024224-32-5)
- Salmeterol Fluticasone Propionate Mixture (CAS 136112-01-1)
- Semaglutide Impurity 155 (x TFA Salt) (CAS CATO-C4X-2226155)
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