H-Gly-Phe-Leu-OH CAS 15373-56-5
| CAS No. | 15373-56-5 |
| Molecular Formula | C17H25N3O4 |
| Molecular Weight | 335.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including H-Gly-Phe-Leu-OH.
H-Gly-Phe-Leu-OH (CAS 15373-56-5), molecular formula C17H25N3O4 and molecular weight 335.40 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, H-Gly-Phe-Leu-OH (C17H25N3O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 335.40 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), H-Gly-Phe-Leu-OH meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C17H25N3O4 |
| Molecular Weight | 335.40 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 3 |
Recommended Standards
- Ac-Phe-Lys-OH (CAS 14287-21-9)
- N-(4-Fluorobenzyl)-2-(3-phenylpropoxy)aniline (CAS 1040687-69-1)
- Finerenone Impurity 16 (CAS CATO-C4X-288016)
- N,N-bis((1H-benzo[d][1,2,3]triazol-1-yl)methyl)butan-1-amine (CAS 129410-28-2)
- 1-ethyl-2,5-dimethyl-1H-pyrrole-3-carbaldehyde (CAS 18870-74-1)
- Benzyl 3-iodopiperidine-1-carboxylate (CAS 1353944-49-6)
- 4-(2-(o-Tolyl)thiazol-4-yl)phenol (CAS 1500029-82-2)
- Benzyl 2-chloro-2-oxoacetate (CAS 35249-73-1)
- 1-((2-Bromophenyl)sulfonyl)pyrrolidine-2-carboxamide (CAS 1040407-23-5)
- N-((1,3,5-trimethyl-1H-pyrazol-4-yl)methyl)ethanamine (CAS 1007520-32-2)
- Veralipride-d6 (CAS 105258-80-8)
- Cyclopentyl(thiophen-2-yl)methanamine (CAS 1019367-16-8)
- trans-4-fluorotetrahydrofuran-3-amine (CAS 1627196-89-7)
- Semaglutide impurity 205 (CAS CATO-C4X-2226205)
Why CATO?
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