Fmoc-D-iso-Gln CAS 292150-20-0
| CAS No. | 292150-20-0 |
| Molecular Formula | C20H20N2O5 |
| Molecular Weight | 368.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Fmoc-D-iso-Gln is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Fmoc-D-iso-Gln (CAS 292150-20-0) is a high-purity analytical reference standard with the molecular formula C20H20N2O5 and a molecular weight of 368.38 g/mol.
Based on its molecular formula C20H20N2O5, Fmoc-D-iso-Gln contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 368.38 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), Fmoc-D-iso-Gln 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 | C20H20N2O5 |
| Molecular Weight | 368.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Fmoc Standards
Recommended Standards
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- Miglitol Impurity 10 (CAS 1824645-71-7)
- Ethyl 2-amino-3-(thiophen-3-yl)propanoate (CAS 1340078-50-3)
- Atenolol EP Impurity H (CAS 29277-73-4)
- 3-Methoxy-4-propoxybenzohydrazide (CAS 613656-74-9)
- 1,1-Difluoro-1H-indene-6-carbonitrile (CAS 2704568-12-5)
- Semaglutide impurity 30 (CAS CATO-C4X-222630)
Why CATO?
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