[2′-(Diphenylphosphino)[1,1′-binaphthalen]-2-yl]diphenylphosphine oxide CAS 183244-55-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 183244-55-5 |
| Molecular Formula | C44H32OP2 |
| Molecular Weight | 638.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[2′-(Diphenylphosphino)[1,1′-binaphthalen]-2-yl]diphenylphosphine oxide (CAS 183244-55-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C44H32OP2. Molecular weight: 638.67 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C44H32OP2 |
| Molecular Weight | 638.67 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 29.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2009 |
Related Diphenylphosphino Standards
- [(R)-2′-(Diphenylphosphino)[1,1′-binaphthalen]-2-yl]diphenylphosphine oxide (CAS 152646-80-5)
- 1,16-Bis(diphenylphosphino)-6,7,8,9,10,11-hexahydrodibenzo[b,d][1,6]dioxacyclododecine (CAS 905714-10-5)
- 4-(Bis(2-(diphenylphosphino)ethyl)carbamoyl)phthalic acid (CAS 77462-00-1)
- 3-(Diphenylphosphino)-2'-((R)-hydroxy(2-(trimethylsilyl)phenyl)methyl)-[1,1'-binaphthalen]-2-ol (CAS 1661883-75-5)
- 4,6-Bis(diphenylphosphino)-10-phenyl-10H-phenoxaphosphine (CAS 261733-09-9)
- 2-(Diphenylphosphino)-N-[(1S,2R)-2-[(R)-(4-methylphenyl)sulfinyl]-1,2-iphenylethyl]benzamide (CAS 1570510-59-6)
- 2-(Diphenylphosphino)-N-[(1S,2R)-2-[(R)-(2-methylphenyl)sulfinyl] -1,2-diphenylethyl]-benzamide (CAS 1570510-63-2)
- 1,15-Bis(diphenylphosphino)-7,8,9,10-tetrahydro-6H-dibenzo[b,d][1,6]dioxacycloundecine (CAS 905714-09-2)
Recommended Standards
- Vortioxetine Impurity 119 (CAS 204862-91-9)
- Cefotaxime EP Impurity G (CAS 2489535-06-8)
- 5,5'-(9,9-Dimethyl-9H-fluorene-2,7-diyl)bis(2-([2,2'-bipyridin]-6-yl)-1,3,4-oxadiazole) (CAS 1174006-45-1)
- 2-(5-Methoxy-1-phenyl-1H-pyrazole-3-carboxamido)benzoic acid (CAS 55228-54-1)
- N-(Pyridin-2-ylmethyl)hydroxylamine dihydrochloride (CAS 2126176-98-3)
- Sodium (Z)-4-(1-ethyl-3-methyl-1H-pyrazol-4-yl)-1,1-difluoro-4-oxobut-2-en-2-olate (CAS 1332317-69-7)
- 2-(2-(4-Ethylphenoxy)acetyl)-N-phenylhydrazine-1-carbothioamide (CAS 642935-10-2)
- Ilaprazole Impurity 78 (CAS CATO-C4X-113078)
- 1-fluoro-2-iodonaphthalene (CAS 501433-09-6)
- Semaglutide Impurity 163 (x TFA Salt) (CAS CATO-C4X-2226163)
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