Pyr-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-Leu-Arg-Pro-Gly-NH2 CAS CATO-C4X-186231
| CAS No. | CATO-C4X-186231 |
| Molecular Formula | C83H115N25O17 |
| Molecular Weight | 1734.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 1734.96 g/mol gives Pyr-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-Leu-Arg-Pro-Gly-NH2 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Pyr-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-Leu-Arg-Pro-Gly-NH2 (CAS CATO-C4X-186231) is a high-purity analytical reference standard with the molecular formula C83H115N25O17 and a molecular weight of 1734.96 g/mol.
Pyr-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-Leu-Arg-Pro-Gly-NH2 (C83H115N25O17) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Pyr-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-Leu-Arg-Pro-Gly-NH2 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C83H115N25O17 |
| Molecular Weight | 1734.96 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) | 39.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 25 |
Recommended Standards
- H-Asp-Arg-Val-Tyr-Ile-His-Pro-Phe-His-Leu-Val-Ile-His-Ser-OH (M-2500.0001) (CAS 91999-74-5)
- Somatostatin Impurity 19 (CAS CATO-C4X-235019)
- Tyr-Uroguanylin (mouse, rat) (CAS 1926163-29-2)
- 106554-16-9 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-Heneicosafluoro-1-dodecanol Phosphate Tris[2-(perfluorodecyl)ethyl] Phosphate (CAS 106554-16-9)
- 4-Methoxy-3-methylbutan-2-one (CAS 14539-67-4)
- (1S,3s)-3-methoxy-3-(trifluoromethyl)cyclobutan-1-amine hydrochloride (CAS 2378507-12-9)
- 2-Methyl-2H-indazol-4-ylamine (CAS 82013-51-2)
- 6-(Hydroxymethyl)-4-(3-methoxypropyl)-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 857272-03-8)
- 2-Oxo-4-(pyrazin-2-yl)-1,2-dihydropyridine-3-carbonitrile (CAS 89996-10-1)
- 4-Naphthalen-1-ylaniline (CAS 125404-00-4)
- Stearylsulfamide (CAS 498-78-2)
- Ethyl 2-(2,6-dichloropyridin-3-yl)-5-methyl-2H-1,2,3-triazole-4-carboxylate (CAS 1431727-79-5)
- 1-bromo-8-(trifluoromethyl)naphthalene (CAS 852103-59-4)
- Semaglutide impurity 75 (CAS CATO-C4X-222675)
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