((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) diheptanoate CAS 70729-68-9
| CAS No. | 70729-68-9 |
| Molecular Formula | C22H42O7 |
| Molecular Weight | 418.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) diheptanoate (CAS 70729-68-9) is a high-purity analytical reference standard with the molecular formula C22H42O7 and a molecular weight of 418.56 g/mol.
((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) diheptanoate (C22H42O7) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H42O7 |
| Molecular Weight | 418.56 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1977 |
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- 4,4'-Oxybis(N,N-bis(oxiran-2-ylmethyl)aniline) (CAS 105359-67-9)
- 1,1'-(Oxybis(4,1-phenylene))bis(2-bromoethan-1-one) (CAS 4073-80-7)
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Recommended Standards
- (2R,3R,4R)-2-(((tert-Butyldiphenylsilyl)oxy)methyl)-3,4-dihydro-2H-pyran-3,4-diol (CAS 137893-35-7)
- (2-Hydroxy-4-(3-(triethoxysilyl)propoxy)phenyl)(phenyl)methanone (CAS 79876-59-8)
- Lincomycin Impurity 38 (CAS CATO-C4X-134238)
- (2R,3S,4R)-2-(((tert-Butyldiphenylsilyl)oxy)methyl)-3,4-dihydro-2H-pyran-3,4-diol (CAS 87316-22-1)
- Magnesium chlorid (CAS 7786-30-3)
- 2-Acetamido-N-(4-nitrophenyl)-3-phenylpropanamide (CAS 19746-42-0)
- Firocoxib Impurity 1 (CAS 53207-58-2)
- (4-bromo-2-ethoxyphenyl)-4-morpholinyl-Methanone (CAS 1261911-20-9)
- H-D-Ala-D-Ala-bNA·HCl (CAS 741235-00-7)
- Methyl 2-methyl-4-nitro-1H-imidazole-1-carboxylate (CAS 145799-16-2)
- 4-Methylbenzo[d][1,3]dioxol-5-ol (CAS 187040-03-5)
- Ethyl 2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetate (CAS 25947-13-1)
- Atrasentan Impurity 53 (CAS 1059057-02-1)
- Semaglutide impurity 194 (CAS CATO-C4X-2226194)
Why CATO?
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