Tau Peptide (245-274) (Repeat 1 Domain) trifluoroacetate salt CAS 1428134-39-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1428134-39-7 |
| Molecular Formula | C136H230N40O42S C2HF3O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Tau Peptide (245-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 1428134-39-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C136H230N40O42S C2HF3O2. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C136H230N40O42S C2HF3O2 |
| Molecular Weight | 3243.66 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) | 42.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 40 |
| Sulfur Atoms | 1 |
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
- 3-(5-Methyl-2-furanyl)-1-propanol (CAS 17162-95-7)
- 1,3,5-tris[(3-methylphenyl)phenylamino]benzene (CAS 138143-23-4)
- Tert-butyl (S)-2-butylpiperazine-1-carboxylate hydrochloride (CAS 1217482-46-6)
- (3-(N-Methylacetamido)phenyl)boronic acid (CAS 325715-08-0)
- 4-(4-Chlorobenzamido)-1-methyl-1H-pyrrole-2-carboxylic acid (CAS 478804-04-5)
- 2-(1-Bromonaphthalen-2-yloxy)-N-(pyridin-3-yl)acetamide (CAS 712325-30-9)
- FMRF Amide Related Peptide. (CAS 149471-12-5)
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 13829788188 / jacky.chen@cato-chem.com