Calcium citrate CAS 7693-13-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7693-13-2 |
| Molecular Formula | 2*C6H5O7 3*Ca |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Calcium citrate (CAS 7693-13-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: 2*C6H5O7 3*Ca. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | 2*C6H5O7 3*Ca |
| Molecular Weight | 229.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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.) | 1959 |
Recommended Standards
- Ethyl 5-bromo-2-(4-fluorophenyl)benzofuran-3-carboxylate (CAS 1333340-13-8)
- 2-(Benzyloxy)-5-chlorobenzonitrile (CAS 331729-65-8)
- 5-Methoxy-[1,2,4]triazolo[4,3-a]pyridine (CAS 501359-37-1)
- Posaconazole Impurity 1 (CAS 2243786-01-6)
- (3S,3AR,6aS)-3-(4-methoxyphenyl)-2-methyl-5-[3-(trifluoromethyl)phenyl]-hexahydro-2H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione (CAS 477713-65-8)
- 1-methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde (CAS 171919-36-1)
- Des-Gln24-Tirzepatide (CAS CATO-CPTD788949)
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