Tau Peptide (273-284) trifluoroacetate salt CAS 1663490-91-2
| CAS No. | 1663490-91-2 |
| Molecular Formula | C62H113N17O17 |
| Molecular Weight | N/A |
| 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 Tau Peptide (273-284) trifluoroacetate salt.
Tau Peptide (273-284) trifluoroacetate salt (CAS 1663490-91-2) is a high-purity analytical reference standard with the molecular formula C62H113N17O17C2HF3O2 and a molecular weight of 1482.71 g/mol.
Based on its molecular formula C62H113N17O17C2HF3O2, Tau Peptide (273-284) trifluoroacetate salt contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 1482.71 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 manufactures Tau Peptide (273-284) trifluoroacetate salt 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 | C62H113N17O17 C2HF3O2 |
| Molecular Weight | 1482.71 g/mol |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 17 |
Related Tau Standards
- Tau Peptide (306-317) trifluoroacetate salt (CAS 1003007-59-7)
- Peptide Impurity 82 (CAS 10491-78-8)
- Peptide T (CAS 106362-32-7)
- Peptide WE-14 (CAS 115136-18-0)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
- Peptide Impurity 15 (CAS 1227750-69-7)
- Peptide YY (3-36) (human) (CAS 123583-37-9)
- Tau Peptide (379-408) trifluoroacetate salt (CAS 1246357-53-8)
Recommended Standards
- 2,3-Dimethoxy-4-fluorophenylboronic acid pinacol ester (CAS 2121512-21-6)
- Pyrotinib (CAS 1269662-73-8)
- N-(2,5-Dimethylphenyl)-4-methoxybenzamide (CAS 127291-94-5)
- Methyl 5-Amino-2-bromo-4-methylbenzoate (CAS 474330-54-6)
- Ethyl 4-bromo-6-methoxypyrazolo[1,5-a]pyridine-3-carboxylate (CAS 1416439-70-7)
- Dapagliflozin Impurity 104 (CAS CATO-C4X-1138104)
- 3-(1-Amino-2,2,2-trifluoroethylidene)pentane-2,4-dione (CAS 138610-12-5)
- 6-Chloro-N,N-bis(2-chloroethyl)-5-nitropyrimidin-4-amine (CAS 54413-39-7)
- (4-Methoxyphenyl)(1-tosyl-1H-pyrrol-2-yl)methanone (CAS 827024-04-4)
- Biotinyl-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802086-28-7)
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