Fmoc-D-Asp(OtBu)-OH CAS 112883-39-3
| CAS No. | 112883-39-3 |
| Molecular Formula | C23H25NO6 |
| Molecular Weight | 411.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Fmoc-D-Asp(OtBu)-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.
CATO supplies Fmoc-D-Asp(OtBu)-OH (CAS 112883-39-3), a certified reference material (molecular formula C23H25NO6, MW 411.45 g/mol) for analytical method development and quality control.
Based on its molecular formula C23H25NO6, Fmoc-D-Asp(OtBu)-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 411.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C23H25NO6 |
| Molecular Weight | 411.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
Related Fmoc Standards
- Fmoc-DL-Asu-OH (CAS 1208999-99-8)
- N-Fmoc-4-ethynyl-L-phenylalanine (CAS 1228049-41-9)
- Fmoc-n-(tert-butyloxycarbonylmethyl)-glycine (CAS 141743-16-0)
- FMoc-Cit-OMe (CAS 1820581-58-5)
- Fmoc-D-Asu-OH (CAS 218457-78-4)
- Fmoc-Asp(OtBu)-OH (CAS 71989-14-5)
- Fmoc-D-Homocit-OH (CAS 201485-38-3)
- Fmoc-Homocit-OH (CAS 201485-17-8)
Recommended Standards
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- 1-[4-(butan-2-yl)phenyl]propan-1-amine (CAS 832741-01-2)
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- Di-Boc-DL-cystathionine (CAS 1452575-03-9)
- 1-Methoxy-N-(1-(3-methylthiophen-2-yl)ethyl)butan-2-amine (CAS 1342288-86-1)
- Thiamine-13C3 Hydrochloride (CAS CATO-C4X-187317)
- 1244AE 351158-36-6 C15H17NO3S Methyl 2-amino-4-(4-ethoxyphenyl)-5-methylthiophene-3-carboxylate (CAS 351158-36-6)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
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