H-Ala-Gly-Ala-Ala-OH CAS 245730-24-9
| CAS No. | 245730-24-9 |
| Molecular Formula | C11H20N4O5 |
| Molecular Weight | 288.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of H-Ala-Gly-Ala-Ala-OH is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
H-Ala-Gly-Ala-Ala-OH (CAS 245730-24-9) is a high-purity analytical reference standard with the molecular formula C11H20N4O5 and a molecular weight of 288.30 g/mol.
H-Ala-Gly-Ala-Ala-OH (C11H20N4O5) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 H-Ala-Gly-Ala-Ala-OH 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 | C11H20N4O5 |
| Molecular Weight | 288.30 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Recommended Standards
- Shikonin (CAS 517-89-5)
- Z-His-NH? (CAS 16706-41-5)
- Columbianetin acetate (CAS 23180-65-6)
- H-Hyp-AMC (CAS 77471-43-3)
- Octahydro-1H-quinolizin-2-amine (CAS 67092-45-9)
- 1-(2,5-Dimethyl-phenyl)-2-(1,3-dioxolan-2-yl)-ethanone (CAS 1263366-11-5)
- 3-(Bromomethyl)-2,4-dichlorobenzene-1-sulfonyl chloride (CAS 188440-21-3)
- [(3-chlorophenyl)amino]thiourea (CAS 828-11-5)
- 2-Chloro-N-cyclopentylpyridin-4-amine (CAS 1209457-87-3)
- 4-Fluorophenyl methyl(phenyl)carbamate (CAS 526190-34-1)
- Avanafil Impurity 101 (CAS CATO-C4X-1118101)
- N-[(1,1-Dimethylethoxy)carbonyl]-3-iodo-L-tyrosine (CAS 71400-63-0)
- Nikethamide Impurity 15 (CAS CATO-C4X-186115)
- Steroidogenesis-Activator Polypeptide (rat) (H-8855.0500) (CAS 108563-23-1)
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 18665070610 / Nicole.chen@cato-chem.com