(R)-2-((tert-butoxycarbonyl)amino)-3-(2-methoxyphenyl)propanoic acid CAS 170642-26-9
| CAS No. | 170642-26-9 |
| Molecular Formula | C15H21NO5 |
| Molecular Weight | 295.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies (R)-2-((tert-butoxycarbonyl)amino)-3-(2-methoxyphenyl)propanoic acid (CAS 170642-26-9), a certified reference material (molecular formula C15H21NO5, MW 295.33 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, (R)-2-((tert-butoxycarbonyl)amino)-3-(2-methoxyphenyl)propanoic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 295.33 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), (R)-2-((tert-butoxycarbonyl)amino)-3-(2-methoxyphenyl)propanoic acid 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 | C15H21NO5 |
| Molecular Weight | 295.33 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 2-((tert-Butoxycarbonyl)amino)-3-methoxy-2-phenylpropanoic acid (CAS 1701580-75-7)
- 5-tert-Butyl 3-ethyl 6,7-dihydro-2H-pyrazolo[4,3-c]pyridine-3,5(4H)-dicarboxylate (CAS 1709843-86-6)
- 4-(benzyloxy)-5-methoxy-1-methyl-1H-indole-2-carbaldehyde (CAS 170034-67-0)
- 2-(1-(tert-Butoxycarbonyl)piperidin-4-yl)-1H-imidazole-4-carboxylic acid (CAS 1713463-39-8)
- 4-(Morpholinomethyl)-1-phenylpyrazolidin-3-one (CAS 27316-20-7)
- (5-Amino-1-(4-fluorophenyl)-1h-pyrazol-4-yl)(4-chlorophenyl)methanone (CAS 618091-38-6)
- 2,4-Difluoro-5-methylphenol (CAS 1378584-21-4)
- Ketoprofen Impurity 62 (CAS 333991-43-8)
- 2-Bromo-1-(4-(fluoromethyl)phenyl)ethan-1-one (CAS 1628010-89-8)
- tert-Butyl 2-(thiophen-3-yl)piperidine-1-carboxylate (CAS 1355219-72-5)
- Rel-(2r,5r)-5-(hexadecyloxy)-2-phenyl-1,3-dioxane (CAS 10160-10-8)
- 4-Ethoxy-3-nitropyridine hydrochloride (CAS 94602-04-7)
- Methyl 5-chloro-6-nitronicotinate (CAS 1805648-76-3)
- D-[Asp]9-Semaglutide (CAS CATO-CPTD788631)
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