Cholecystokinin Octapeptide (desulfated) CAS 25679-24-7
| CAS No. | 25679-24-7 |
| Molecular Formula | C49H62N10O13S2 |
| Molecular Weight | 1063.22 g/mol |
| 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 Cholecystokinin Octapeptide (desulfated).
CATO supplies Cholecystokinin Octapeptide (desulfated) (CAS 25679-24-7), a certified reference material (molecular formula C49H62N10O13S2, MW 1063.22 g/mol) for analytical method development and quality control.
Structurally, Cholecystokinin Octapeptide (desulfated) (C49H62N10O13S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 24.0, corresponding to approximately 24 ring(s) or double-bond equivalent(s). With a molecular weight of 1063.22 g/mol, it falls into the high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Cholecystokinin Octapeptide (desulfated) 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 | C49H62N10O13S2 |
| Molecular Weight | 1063.22 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) | 24.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 10 |
| Sulfur Atoms | 2 |
Related Cholecystokinin Standards
- Cholecystokinin Octapeptide free acid (desulfated) (H-2075.0001) (CAS 103974-46-5)
- 110207-62-0 Acetyl-Cholecystokinin Octapeptide (2-8) (sulfated) MFCD00133565 (CAS 110207-62-0)
- Cholecystokinin Precursor (107-115) (human) (desulfated) (CAS 198483-37-3)
- Cholecystokinin Precursor (24-32) (rat) H-Val-Pro-Val-Glu-Ala-Val-Asp-Pro-Met-OH（sodium salt） (CAS 99291-20-0（free base）)
- Boc-Cholecystokinin Octapeptide (desulfated) (A-1295.0001) (CAS 25687-34-7)
- Cholecystokinin Precursor (24-32) (rat) H-Val-Pro-Val-Glu-Ala-Val-Asp-Pro-Met-OH (CAS 99291-20-0)
- Cholecystokinin, CCK (27-33) (CAS 47910-79-2)
- Cholecystokinin-33 (10-20) (bovine, porcine) (CAS 100900-23-0)
Recommended Standards
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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