((S)-2-Amino-4-(tert-butoxy)-4-oxobutanoyl)-L-proline CAS 64642-65-5
| CAS No. | 64642-65-5 |
| Molecular Formula | C13H22N2O5 |
| Molecular Weight | 286.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), ((S)-2-Amino-4-(tert-butoxy)-4-oxobutanoyl)-L-proline 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.
((S)-2-Amino-4-(tert-butoxy)-4-oxobutanoyl)-L-proline (CAS 64642-65-5) is a high-purity analytical reference standard with the molecular formula C13H22N2O5 and a molecular weight of 286.32 g/mol.
Structurally, ((S)-2-Amino-4-(tert-butoxy)-4-oxobutanoyl)-L-proline (C13H22N2O5) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 286.32 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C13H22N2O5 |
| Molecular Weight | 286.32 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 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 2 |
Related S Standards
- 2-[3-(Boc-amino)-2-oxoazepan-1-yl]acetic Acid (CAS 876624-49-6)
- 3-Amino-N-(2,4-dimethoxyphenyl)-4-methylbenzamide (CAS 1016526-81-0)
- N-(5-Amino-2-methoxyphenyl)-4-ethoxybenzamide (CAS 1016534-44-3)
- 3-Amino-N-(2,5-dimethoxyphenyl)-4-methylbenzamide (CAS 1016679-63-2)
- N-(5-Amino-2-methoxyphenyl)-2-(4-methylphenoxy)-acetamide (CAS 1016696-96-0)
- N-(5-Amino-2-methoxyphenyl)-2-(4-methoxyphenyl)-acetamide (CAS 1016703-69-7)
- 2-Amino-N-[2-(4-methoxyphenoxy)ethyl]benzamide (CAS 1018277-32-1)
- N-(5-Amino-2-methoxyphenyl)-3-ethoxybenzamide (CAS 1020055-95-1)
Recommended Standards
- tert-butyl rel-(2S)-3-[(4S)-4-(methoxymethyl)-2,5-dioxo-imidazolidin-4-yl]-2-methyl-propanoate (CAS 1957283-49-6)
- (2R,3R)-2-(4-Hydroxyphenyl)-7-methoxy-8-methylchroman-3-ol (CAS 497142-88-8)
- 1,4-Di-tert-butyl 2-oxoimidazolidine-1,4-dicarboxylate (CAS 1955518-02-1)
- (4-fluoro-2-oxabicyclo[2.1.1]hexan-1-yl)methyl 4-methylbenzenesulfonate (CAS 2757912-07-3)
- 2-((1,3,4-Thiadiazol-2-yl)oxy)acetic acid (CAS 40352-26-9)
- 2-Bromo-3-methyl-5-phenylpyridine (CAS 1438809-82-5)
- 3-Cyclopentyl-2-methylpropan-1-amine (CAS 1247521-28-3)
- N-Acetyl-N-methylglycine (CAS 5888-91-5)
- Pcb No. 126 (CAS 57465-28-8)
- Ethyl 2-amino-4-(4-methoxyphenyl)-5-methylthiophene-3-carboxylate (CAS 350989-93-4)
- (R)-3,3'-Bis(diphenylphosphino)-[1,1'-binaphthalene]-2,2'-diol (CAS 911383-51-2)
- 5-(2-Cyclohexylethyl)-4-ethyl-4H-1,2,4-triazole-3-thiol (CAS 590353-07-4)
- 3-((3-Chloropyridin-4-yl)methyl)pyrrolidin-3-ol (CAS 1479230-02-8)
- Palmitoyl Hexapeptide-12 (CAS 171263-26-6)
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