(S)-2-((tert-butoxycarbonyl)amino)-3-(2,5,7-tri-tert-butyl-1H-indol-3-yl)propanoic acid CAS 78654-82-7
| CAS No. | 78654-82-7 |
| Molecular Formula | C28H44N2O4 |
| Molecular Weight | 472.66 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.
(S)-2-((tert-butoxycarbonyl)amino)-3-(2,5,7-tri-tert-butyl-1H-indol-3-yl)propanoic acid (CAS 78654-82-7) is a high-purity analytical reference standard with the molecular formula C28H44N2O4 and a molecular weight of 472.66 g/mol.
Structurally, (S)-2-((tert-butoxycarbonyl)amino)-3-(2,5,7-tri-tert-butyl-1H-indol-3-yl)propanoic acid (C28H44N2O4) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 472.66 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures (S)-2-((tert-butoxycarbonyl)amino)-3-(2,5,7-tri-tert-butyl-1H-indol-3-yl)propanoic acid 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.
Physical & Chemical Properties
| Molecular Formula | C28H44N2O4 |
| Molecular Weight | 472.66 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
Recommended Standards
- Docosahydrodibenzo[b,k][1,4,7,10,13,16,19]heptaoxacyclohenicosine (CAS 17455-21-9)
- 1,5-Bis((6-hydroxyhexyl)thio)anthracene-9,10-dione (CAS 506443-24-9)
- N9,N10-Bis(4-butylphenyl)phenanthrene-9,10-diamine (CAS 151026-68-5)
- 2,6-Dimethoxy-N-(3-(2-methylpentadecan-2-yl)isoxazol-5-yl)benzamide (CAS 82558-67-6)
- PDIN-2Br (CAS 940274-68-0)
- 3-(4-Boc-Aminophenyl)phenol (CAS 1261916-66-8)
- 2-(3-Chloropropoxy)isoindoline-1,3-dione (CAS 92635-22-8)
- 2-Chloro-4-acetamido-6-(isopropylamino)-s-triazine (CAS 83364-15-2)
- 2-(Difluoromethyl)benzo[d]thiazole (CAS 15208-43-2)
- 2,4,6-Trimethylbenzyl Bromide (CAS 4761-00-6)
- 1-(4-Methoxyphenyl)-1h-pyrazolo[3,4-d]pyrimidin-4-ol (CAS 650628-53-8)
- Cefotaxime Impurity 72 (CAS CATO-C4X-120172)
- R-(-)-Deprenyl N-Oxide (CAS 366462-61-5)
- Fibrinogen-Binding Peptide (CAS 137235-80-4)
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