Calciumfumarate CAS 19855-56-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19855-56-2 |
| Molecular Formula | C4H2O4 Ca |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Calciumfumarate (CAS 19855-56-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H2O4 Ca. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H2O4 Ca |
| Molecular Weight | 154.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1962 |
Recommended Standards
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- 5-Benzyl-2-oxa-5-aza-bicyclo[2.2.2]octane-4-carboxylic acid ethyl ester (CAS 2379651-38-2)
- 6-(3-Methoxyphenyl)imidazo[2,1-b]thiazole-5-carbaldehyde (CAS 439094-67-4)
- 2-(4-Ethylphenyl)ethane-1-thiol (CAS 1267390-60-2)
- 5-[(2-chlorophenyl)methyl]-1,3,4-oxadiazol-2-amine (CAS 862574-66-1)
- Des-Ile12-Aib13-Tirzepatide (CAS CATO-CPTD788960)
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