(2-pyridyldithio)-PEG4 acid CAS 581065-93-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 581065-93-2 |
| Molecular Formula | C16H25NO6S2 |
| Molecular Weight | 391.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (2-pyridyldithio)-PEG4 acid (CAS 581065-93-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C16H25NO6S2. Molecular weight: 391.50 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C16H25NO6S2 |
| Molecular Weight | 391.50 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related pyridyldithio Standards
- (2-Pyridyldithio)-PEG2-Boc (CAS 2144777-73-9)
- (2-Pyridyldithio)-PEG4-propargyl (CAS 2170240-99-8)
- (2-Pyridyldithio)-PEG4-alcohol (CAS 851961-99-4)
- 3-(2-Pyridyldithio)-propionic acid-OSu (CAS 68181-17-9)
- 1,4-Bis[3-(2-pyridyldithio)propionamido]butane (CAS 141647-62-3)
- 3-(2-Pyridyldithio)propanoic Acid (CAS 68617-64-1)
- (2-pyridyldithio)-PEG1-hydrazine (CAS 111625-28-6)
- 2-(Pyridyldithio)ethylamine (hydrochloride) (CAS 106139-15-5)
Recommended Standards
- (1S)-7′-[[Bis(1-methylethyl)amino]carbonyl]-2,2′,3,3′-tetrahydro-1,1′-spirobi[1H-indene]-7-carboxylic acid (CAS 2644823-61-8)
- (R,R)-N-Benzyl-3,4-trans-(N-boc)-diaminopyrrolidine (CAS 205251-35-0)
- (2-Bromoethane-1,1,2-triyl)tribenzene (CAS 18495-77-7)
- 2-Iodopyrimidin-5-amine (CAS 1378847-85-8)
- 6,8-Dibromoquinolin-5-ol hydrobromide (CAS 188594-91-4)
- 6-(4-Chloropyridin-3-yl)-6-oxohexanenitrile (CAS 890100-88-6)
- 5-Chloro-2-(trifluoromethoxy)benzoyl chloride (CAS 1092461-17-0)
- 1,2-Dibromo-3-nitrobenzene (CAS 26429-41-4)
- 5-Chloro-3-(2-(4-methylpiperazin-1-yl)ethyl)-1-phenyl-3,4-dihydroisoquinoline maleate (CAS 83658-85-9)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
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