C-Peptide (Proinsulin) CAS 59112-80-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 59112-80-0 |
| Molecular Formula | C112H179N35O46 |
| Molecular Weight | 2751.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
C-Peptide (Proinsulin) (CAS 59112-80-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C112H179N35O46. Molecular weight: 2751.83 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C112H179N35O46 |
| Molecular Weight | 2751.83 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) | 41.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 35 |
Related C Standards
- Peptide YY (13-36) (canine, mouse, porcine, rat) (CAS 86895-09-2)
- C-Peptide (human) (CAS 33017-11-7)
- Peptide 46 (H-4054.0500) (CAS 192122-40-0)
- Tau Peptide (45-73) (Exon 2/Insert 1 Domain) trifluoroacetate salt (CAS 2022956-54-1)
- C-Peptide 2 (rat) (CAS 41594-08-5)
- TAT 14 Peptide (Nrf2 Activator III) (CAS 1362661-34-4)
- C-Peptide（dog） (CAS 39016-05-2)
- C-Peptide 1 (rat) (CAS 41475-27-8)
Recommended Standards
- Butyl 2-Cyclopentanone-1-carboxylate (CAS 6627-69-6)
- Hepcidin-1 (mouse) trifluoroacetate salt (CAS 1676104-75-8)
- (Trp11,D-Phe1?·1?)-SDF-1 (7-16) (Dimer) (human, cat, mouse) (CAS 1926163-84-9)
- 3,3,4-Trimethyl-Decane (CAS 49622-18-6)
- 2-(Cyclopentylamino)-2-phenylethan-1-ol (CAS 92687-06-4)
- 3-Fluoro-5-methoxyisonicotinaldehyde (CAS 1256792-34-3)
- 3-(4-Nitrophenyl)-1-phenyl-1h-pyrazol-5-amine (CAS 926240-77-9)
- 4-(Dimethylamino)butan-2-ol (CAS 5867-64-1)
- 1-Benzyl-1,2,3,4-tetrahydroquinazoline-2,4-dione (CAS 20865-83-2)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
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