L-Alanyl-L-alanyl-L-alanine CAS 5874-90-8
| CAS No. | 5874-90-8 |
| Molecular Formula | C9H17N3O4 |
| Molecular Weight | 231.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
L-Alanyl-L-alanyl-L-alanine (CAS 5874-90-8), molecular formula C9H17N3O4 and molecular weight 231.25 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, L-Alanyl-L-alanyl-L-alanine is typically white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 231.25 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures L-Alanyl-L-alanyl-L-alanine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H17N3O4 |
| Molecular Weight | 231.25 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
Related L Standards
- Alanyl Glutamine Impurity 16 (CAS 672284-92-3)
- DL-Alanyl-DL-phenylalanine (CAS 1999-45-7)
- beta-Alanyl-L-histidine (CAS 305-84-0)
- Alanyl Glutamine Impurity 1 (CAS 159141-33-0)
- Alanyl Glutamine Impurity 2 (CAS CATO-C4X-19742)
- Alanyl Glutamine Impurity 5 (CAS CATO-C4X-19745)
- Alanyl Glutamine Impurity 6 (CAS CATO-C4X-19746)
- Alanyl Glutamine Impurity 23 (CAS CATO-C4X-197423)
Recommended Standards
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Why CATO?
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