β-Endorphin (6-31) (human) CAS 77761-27-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 77761-27-4 |
| Molecular Formula | C131H218N34O40 |
| Molecular Weight | 2909.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
β-Endorphin (6-31) (human) (CAS 77761-27-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C131H218N34O40. Molecular weight: 2909.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C131H218N34O40 |
| Molecular Weight | 2909.38 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 |
| Degree of Unsaturation (DBE) | 40.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 34 |
Related Endorphin Standards
- 66954-40-3 beta-Endorphin (1-27) beta-Endorphin, 28-de-L-lysine-29-de-L-lysine-30-deglycine-31-de-L-glutamine- beta-Endorphin(1-27) (CAS 66954-40-3)
- Acetyl-δ-Endorphin (bovine, camel, mouse, ovine) (CAS 78325-29-8)
- b-Endorphin (equine) (H-5636.0001) (CAS 79495-86-6)
- b-Endorphin (bovine, camel, mouse) (H-2705.0001) (CAS 59887-17-1)
- b-Endorphin (human) (H-2700.0001) (CAS 61214-51-5)
- β-Endorphin (rat) (CAS 309246-19-3)
- β-Endorphin, rat (CAS 77367-63-6)
- Acetyl-β-Endorphin (human) (CAS 80102-04-1)
Recommended Standards
- (Phe2,Nle?)-ACTH (1-24) (human, bovine, rat) (CAS 97773-00-7)
- Valosin Peptide (VQY), porcine (CAS 99510-37-9)
- Orexin B (human) (CAS 205640-91-1)
- 1-(4-Methoxybenzyl)-2-oxo-2,3-dihydro-1H-pyrido[2,3-b][1,4]oxazine-6-carbonitrile (CAS 1203499-67-5)
- N-((1-cyclopropyl-1h-imidazol-2-yl)methyl)propan-2-amine (CAS 1420831-48-6)
- Nintedanib Impurity 100 TFA (CAS CATO-C4X-1814100)
- 2-(3'-Fluoro-4'-methoxy-[1,1'-biphenyl]-4-yl)acetic acid (CAS 1334500-08-1)
- Ethyl 6-phenyl-2-piperidin-1-ylnicotinate (CAS 1992985-99-5)
- Cyclophosphamide Impurity 5 (CAS 90632-33-0)
- Acetyl-Exenatide trifluoroacetate salt (CAS 305815-28-5)
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