1,1′-(7,8-Dihydro-6H-dibenzo[f,h][1,5]dioxonin-1,13-diyl)bis[1,1-diphenylphosphine] CAS 920317-38-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 920317-38-0 |
| Molecular Formula | C40H32O2P2 |
| Molecular Weight | 606.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,1′-(7,8-Dihydro-6H-dibenzo[f,h][1,5]dioxonin-1,13-diyl)bis[1,1-diphenylphosphine] (CAS 920317-38-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C40H32O2P2. Molecular weight: 606.63 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C40H32O2P2 |
| Molecular Weight | 606.63 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| 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) | 25.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Dihydro Standards
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- 3-({1-[3-(4,5-Dihydro-1H-imidazol-2-ylamino)-propyl]-1H-indazole-5-carbonyl}-amino)-2-(2,6-dimethyl-4-oxazol-2-yl-benzenesulfonylamino)-propionic acid (CAS 1231016-65-1)
- 3-({1-[3-(4,5-Dihydro-1H-imidazol-2-ylamino)-propyl]-1H-indazole-4-carbonyl}-amino)-2-(2,6-dimethyl-4-oxazol-2-yl-benzenesulfonylamino)-propionic acid (CAS 1231024-63-7)
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Recommended Standards
- 1,1'-(1,1',3,3'-Tetrahydro[5,5'-biisobenzofuran]-6,6'-diyl)bis[1,1-diphenylphosphine] (CAS 959864-38-1)
- Cefomizole Polymer 1 (CAS CATO-C4X-124552)
- Flupirtine Impurity 1 (CAS 1417916-52-9)
- (3--methoxyoxan--4--yl)-methanamine (CAS 1779813-13-6)
- Methyl 2-(4-benzamidophenoxy)benzoate (CAS 865660-51-1)
- Methyl 1-(aminomethyl)-3-phenylcyclobutane-1-carboxylate hydrochloride (CAS 1803585-48-9)
- 2-((6-Fluoro-2-(trifluoromethyl)quinolin-4-yl)thio)ethan-1-amine (CAS 541539-74-6)
- 2-methylpiperidin-3-ol hydrochloride (CAS 1864051-72-8)
- 5,8-Diazaspiro[3.5]nonane dihydrochloride (CAS 1159824-37-9)
- Semaglutide Impurity 133 (CAS CATO-C4X-2226133)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com