2-{[(Tert-butoxy)carbonyl]amino}-3-methoxy-3-methylbutanoic acid CAS 856417-92-0
| CAS No. | 856417-92-0 |
| Molecular Formula | C11H21NO5 |
| Molecular Weight | 247.29 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 2-{[(Tert-butoxy)carbonyl]amino}-3-methoxy-3-methylbutanoic acid.
2-{[(Tert-butoxy)carbonyl]amino}-3-methoxy-3-methylbutanoic acid (CAS 856417-92-0) is a high-purity analytical reference standard with the molecular formula C11H21NO5 and a molecular weight of 247.29 g/mol.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 2-{[(Tert-butoxy)carbonyl]amino}-3-methoxy-3-methylbutanoic acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 247.29 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.
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.
As a certified reference material (CRM), 2-{[(Tert-butoxy)carbonyl]amino}-3-methoxy-3-methylbutanoic 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 | C11H21NO5 |
| Molecular Weight | 247.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Tert Standards
- 4-{[(tert-butoxy)carbonyl](methyl)amino}-3-hydroxy-2-methylbutanoic acid (CAS 1824153-33-4)
- 2-({[(tert-butoxy)carbonyl]amino}oxy)-4-methylpentanoic acid (CAS 49856-24-8)
- Methyl 4-butoxy-1H-indole-2-carboxylate (CAS 887360-12-5)
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Recommended Standards
- 2-[4-(hydroxyimino)piperidin-1-yl]-N-phenylacetamide (CAS 923216-32-4)
- 2-{[4-(2,5-dimethyl-1H-pyrrol-1-yl)phenyl]methylene}malononitrile (CAS 771567-64-7)
- 2-[1-(3,4-Dimethoxy-phenyl)-ethyl]-2H-pyrazol-3-ylamine (CAS 957507-57-2)
- 2-Amino-4,6-diphenylpyrimidine (CAS 40230-24-8)
- N-Phenylthiomorpholin-4-amine 1,1-dioxide (CAS 91761-24-9)
- 3-(1-acetyl-2,3-dihydro-1H-indol-3-yl)propanoic acid (CAS 100372-64-3)
- 2-(1-(Tert-butoxycarbonyl)-4-methylpiperidin-4-yl)acetic acid (CAS 872850-31-2)
- 4-(Ethylamino)-6-morpholino-1,3,5-triazine-2-carboxylic acid (CAS 577767-12-5)
- 1-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-1H-pyrrole-2-carboxylic acid (CAS 338397-41-4)
- tert-Butyl 3-bromo-2-propionyl-1H-indole-1-carboxylate (CAS 1707391-49-8)
- 3-O-Benzyl Estradiol (CAS 14982-15-1)
- 2-Ethyl-3-hydroxy-4-methylpentanoic acid (CAS 1310267-91-4)
- Sitagliptin Impurity 79 (CAS 81228-09-3)
- D-Tyr10-Tirzepatide (CAS CATO-CPTD788922)
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