(Ala1·3·11·1?)-Endothelin-1 CAS 121204-87-3
Purity >95%In StockPharmaceutical Standards
| CAS No. | 121204-87-3 |
| Molecular Formula | C109H163N25O32S |
| Molecular Weight | 2367.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (Ala1·3·11·1?)-Endothelin-1 (CAS 121204-87-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C109H163N25O32S. Molecular weight: 2367.71 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C109H163N25O32S |
| Molecular Weight | 2367.71 g/mol |
| Purity | >95% |
| 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) | 41.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 25 |
| Sulfur Atoms | 1 |
Related Ala Standards
- Big Endothelin-3 (22-41) amide (human) (CAS 174283-52-4)
- Endothelin-2 (human, canine) (CAS 123562-20-9)
- Endothelin-3 (human, mouse, rabbit, rat) (CAS 117399-93-6)
- Big Endothelin-1 (22-39), bovine (CAS 133474-20-1)
- Big Endothelin-1 (22-38), human (CAS 124932-61-2)
- Endothelin-1 (11-21) (CAS 144602-02-8)
- 133972-52-8 Big Endothelin-1 (1-31) (human, bovine) (CAS 133972-52-8)
- Endothelin (16-21) (CAS 121377-67-1)
Recommended Standards
- (Tyr?)-C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 142878-79-3)
- Carassin (Carrassius Auratus) (CAS 133950-47-7)
- MAL-dPEG<SUP>®</SUP><SUB>4</SUB>-(m-dPEG<SUP>®</SUP><SUB>12</SUB>)<SUB>3</SUB> (CAS 1334178-05-0)
- Ethyl 4-(2-iodophenyl)-4-oxobutanoate (CAS 263273-52-5)
- 1-(Benzo[b]thiophen-2-yl)-3-methoxypropan-2-amine (CAS 886506-02-1)
- Tris-(p-TerT-buToxyphenyl)phosphine (CAS 118854-31-2)
- 5-methyl-1-(2-phenoxyethyl)-1H-1,3-benzodiazole-2-thiol (CAS 1306986-31-1)
- (S)-Ethyl 2-oxooxazolidine-4-carboxylate (CAS 264621-69-4)
- Methyl 2-((4-methylpyrimidin-2-yl)thio)acetate (CAS 676522-23-9)
- Neuropeptide K, porcine (CAS 106441-70-7)
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 13829788188 / jacky.chen@cato-chem.com