L-(+)-Ascorbic Acid CAS 50-81-7
Purity >95%In StockPharmaceutical Standards
| CAS No. | 50-81-7 |
| Molecular Formula | C6H8O6 |
| Molecular Weight | 176.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies L-(+)-Ascorbic Acid (CAS 50-81-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H8O6. Molecular weight: 176.12 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H8O6 |
| Molecular Weight | 176.12 g/mol |
| Purity | >95% |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
Related L Standards
- D-Ascorbic Acid (CAS 10504-35-5)
- Ascorbic Acid EP Impurity F (CAS 89-65-6)
- L-Ascorbic acid-6- (CAS 149153-08-2)
- L-Ascorbic Acid-1-13C (CAS 178101-88-7)
- Ascorbic Acid Impurity 8 (CAS 19192-77-9)
- Ascorbic acid 13C6 (CAS 1354064-87-1)
- L-Ascorbic Acid-13C6 (CAS 1331939-77-5)
- Ascorbic Acid Impurity 39 (CAS 492-30-8)
Recommended Standards
- Malic Acid Impurity 12 (CAS CATO-C4X-250912)
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- 8-Ethyl-2,4-dimethoxyquinoline (CAS 443687-63-6)
- 2,4-Dichloro-6-(1,1-difluoroethyl)pyrimidine (CAS 1246034-15-0)
- 1-(4-Bromophenyl)-4,5,6,7-tetrahydro-1h-indazole-3-carboxylic acid (CAS 123345-20-0)
- 4-(2-Fluorophenyl)azetidin-2-one (CAS 83725-17-1)
- Methyl 2-hydroxytricosanoate (CAS 118745-41-8)
- 4-(1H-Indazol-5-yl)tetrahydro-2H-pyran-4-ol (CAS 885272-57-1)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
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