Predicentrine CAS 517-65-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 517-65-7 |
| Molecular Formula | C20H23NO4 |
| Molecular Weight | 341.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
Predicentrine (CAS 517-65-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H23NO4. Molecular weight: 341.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H23NO4 |
| Molecular Weight | 341.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Norglaucine (CAS 21848-62-4)
- tert-Butyl (2-((1-methyl-9H-pyrido[3,4-b]indol-6-yl)oxy)ethyl)carbamate (CAS 2685741-30-2)
- Lauroscholtzine (CAS 2169-44-0)
- N-(5-Oxo-5,6,7,8-tetrahydro-2-naphthyl)acetamide (CAS 88611-67-0)
- N-Methyl-4H-1,2,4-triazol-3-amine (CAS 15285-16-2)
- 3-(bromomethyl)-1$l^{6},2-benzothiazole-1,1-dione (CAS 62054-43-7)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-4-(2-chlorophenyl)-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860789-87-3)
- 1-Amino-3-morpholinopropan-2-ol oxalate (CAS 1078162-98-7)
- 3,3,4,4-Tetrafluoropyrrolidine (CAS 1841-00-5)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
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