Calcium Dobesilate CAS 20123-80-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20123-80-2 |
| Molecular Formula | 2*C6H5O5S Ca |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Calcium Dobesilate (CAS 20123-80-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: 2*C6H5O5S Ca. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | 2*C6H5O5S Ca |
| Molecular Weight | 229.24 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Sulfur Atoms | 1 |
Related Calcium Standards
- Calcium Dobesilate Monohydrate (CAS 117552-79-1)
- Calcium Dobesilate Impurity 19 (CAS 17724-07-1)
- Calcium Dobesilate Impurity N3 (CAS 17724-11-7)
- Calcium Dobesilate Impurity 4 (CAS 2429952-20-3)
- Calcium Dobesilate Impurity N2 (CAS 35857-70-6)
- Calcium Dobesilate Impurity 15 (CAS 35857-70-6(free base))
- Calcium Dobesilate Impurity 7 (CAS 4444-23-9)
- Calcium Dobesilate impurity 22 (CAS 51368-26-4)
Recommended Standards
- (3aR,4R,5R,6aS)-Hexahydro-4-[(3R)-5-phenyl-3-[(tetrahydro-2H-pyran-2-yl)oxy]pentyl]-5-[(tetrahydro-2H-pyran-2-yl)oxy]-2H-cyclopenta[b]furan-2-ol (CAS 856453-29-7)
- 2,4-Dimethoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 2223053-94-7)
- 1,2-Bis(3-methoxybenzylidene)hydrazine (CAS 40252-74-2)
- 4-Hydroxyhippuric acid (CAS 2482-25-9)
- Benzene, 1-methoxy-4-(1-propen-1-yl)-, homopolymer (CAS 25086-72-0)
- n-(2-Chlorobenzyl)pyridin-3-amine (CAS 41039-59-2)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com