Mefenpyr-Diethyl CAS 135590-91-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 135590-91-9 |
| Molecular Formula | C16H18Cl2N2O4 |
| Molecular Weight | 373.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Mefenpyr-Diethyl (CAS 135590-91-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H18Cl2N2O4. Molecular weight: 373.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H18Cl2N2O4 |
| Molecular Weight | 373.23 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store at 2-8°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Mefenpyr Standards
Recommended Standards
- Tadalafil Impurity 174 (CAS CATO-C4X-1087174)
- Di-tert-butyl (2-bromopyridin-4-yl)iminodicarbonate (CAS 1044148-89-1)
- Ridazolol (CAS 83395-21-5)
- 2-(3-Chloropropyl)-1,2,4-Triazolo[4,3-α]pyridin-3(2H)-one (CAS 19666-40-1)
- (E)-N'-(5-Bromo-2-cyano-3-fluorophenyl)-N,N-dimethylformimidamide (CAS 1609962-87-9)
- 6-Bromo-5-hydroxypicolinonitrile (CAS 1219843-66-9)
- N-[(11bR)-2,6-Di-9-anthracenyl-8,9,10,11,12,13,14,15-octahydro-8-oxidodinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]-1,1,1-trifluoromethanesulfonamide (CAS 1227374-65-3)
- 2-((4-(Trifluoromethyl)pyrimidin-2-yl)amino)propan-1-ol (CAS 1343707-06-1)
- 1-(4-{[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidin-1-yl)-2-phenylethan-1-one (CAS 1775495-02-7)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
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