1,1'-[(1S,2S)-1,2-Cyclohexanediylbis(methylene)]bis[1,1-diphenylphosphine] CAS 70223-77-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 70223-77-7 |
| Molecular Formula | C32H34P2 |
| Molecular Weight | 480.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
1,1'-[(1S,2S)-1,2-Cyclohexanediylbis(methylene)]bis[1,1-diphenylphosphine] (CAS 70223-77-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C32H34P2. Molecular weight: 480.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C32H34P2 |
| Molecular Weight | 480.56 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
Recommended Standards
- [(1R,2R)-1,2-Cyclohexanediylbis(methylene)]bis[diphenylphosphine] (CAS 70774-28-6)
- 4,4'-((5-(Pyren-1-yl)-1,3-phenylene)bis(ethyne-2,1-diyl))dipyridine (CAS 2097132-49-3)
- Cefepime EP Impurity A (CAS 149261-27-8)
- 2-(Difluoromethyl)-4-methoxy-3-(trifluoromethyl)pyridine-5-acetonitrile (CAS 1805072-25-6)
- 5-Chloro-4-((4-iodo-1H-pyrazol-1-yl)methyl)-1,2,3-thiadiazole (CAS 1339700-79-6)
- (3R)-2,3-dihydro-1-benzofuran-3,5-diamine (CAS 1259706-50-7)
- 2-(4-Oxo-1-(m-tolyl)-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-7-yl)acetic acid (CAS 2097935-53-8)
- 2-{[(2,2,2-trifluoroethoxy)carbonyl]amino}acetic acid (CAS 37888-15-6)
- n-{bicyclo[2.2.1]hept-5-en-2-ylmethyl}-1-methylpiperidin-4-amine (CAS 1218642-85-3)
- Semaglutide impurity 28 (CAS CATO-C4X-222628)
Why CATO?
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