Fmoc-N-Et-Thr-OH CAS 2171201-31-1
| CAS No. | 2171201-31-1 |
| Molecular Formula | C21H23NO5 |
| Molecular Weight | 369.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 369.41 g/mol gives Fmoc-N-Et-Thr-OH distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Fmoc-N-Et-Thr-OH (CAS 2171201-31-1) is a high-purity analytical reference standard with the molecular formula C21H23NO5 and a molecular weight of 369.41 g/mol.
Based on its molecular formula C21H23NO5, Fmoc-N-Et-Thr-OH 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 369.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-N-Et-Thr-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 | C21H23NO5 |
| Molecular Weight | 369.41 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 1 |
Related Fmoc Standards
- Fmoc-(2S,3S)-2-amino-3-ethoxybutanoic acid (CAS 1279034-29-5)
- FMOC-MeThr(Me)-OH (CAS 1645308-94-6)
- N-Fmoc-O-ethyl-L-homoserine (CAS 1932074-99-1)
- Fmoc-N-Me-HomoSer(Me)-OH （Fmoc-N-Me-hse(Me)-OH） (CAS 1979169-11-3)
- Fmoc-D-Ser(nPr)-OH (CAS 2349477-13-8)
- Fmoc-Ser(iPr)-OH (CAS 2137146-08-6)
- 2-(N-Fmoc-4-aminobutyl)-1,3-propanediol (CAS 147190-31-6)
- N-Fmoc-D-Ser(tBu)-ol (CAS 438239-26-0)
Recommended Standards
- Ethyl 4-{[(1Z)-2-(3,4-dimethoxyphenyl)-3-oxobut-1-en-1-yl]amino}benzoate (CAS 339017-35-5)
- Homochelidonine (CAS 476-33-5)
- Ethyl 4-(3-(4-ethylphenoxy)phenyl)-1-hydroxy-2-oxopyrrolidine-3-carboxylate (CAS 866154-81-6)
- Jacoline (CAS 480-76-2)
- 6,7-Dimethoxy-4-(pentylamino)quinazoline-2(1H)-thione (CAS 901868-37-9)
- 4-Hydroxy-6-(trifluoromethoxy)-2-(trifluoromethyl)quinoline (CAS 125647-79-2)
- Potassiumpyruvate (CAS 4151-33-1)
- Clerosterol glucuronide (CAS 123621-00-1)
- 5-Bromo-3-chloro-N-cyclohexylpyridin-2-amine (CAS 1280786-98-2)
- 2-Chloro-N-cyclohexyl-N-(2-((2-methyl-5-nitrophenyl)amino)-2-oxoethyl)benzamide (CAS 332156-69-1)
- 5-Bromopyrimidine-2,4,6(1H,3H,5H)-trione (CAS 19645-78-4)
- (S)-2-Amino-4-(3,4-dihydroisoquinolin-2(1H)-yl)-1-(isoindolin-2-yl)butane-1,4-dione (CAS 847928-30-7)
- (R)-1-(3-Chloro-4-fluorophenyl)ethan-1-amine hydrochloride (CAS 1257106-65-2)
- Des-Ile17-Tirzepatide (CAS CATO-CPTD788956)
Why CATO?
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