Trans-Permethrin CAS 61949-77-7
Purity >95%In StockPharmaceutical Standards
| CAS No. | 61949-77-7 |
| Molecular Formula | C21H20Cl2O3 |
| Molecular Weight | 391.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Trans-Permethrin (CAS 61949-77-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H20Cl2O3. Molecular weight: 391.29 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H20Cl2O3 |
| Molecular Weight | 391.29 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
Related Trans Standards
- trans-Permethrin Solution, 10 mg/L, 2 x 5 ml (CAS 51877-74-8)
- Cis-Permethrin (CAS 61949-76-6)
- Permethrin (CAS 52645-53-1)
- cis-Permethrin Solution, 10 mg/L, 2 x 5 ml (CAS 54774-45-7)
- Permethrin-d5 (cis/trans mixture) (CAS 1794760-19-2)
- trans-Permethrin D6 (dimethyl D6) (CAS 82523-59-9)
- Permethrin EP Impurity H (CAS 56860-12-9)
- Permethrin Impurity 11 (CAS 60066-84-4)
Recommended Standards
- Selexipag Impurity 53 (CAS CATO-C4X-196153)
- Baclofen impurity 15 (CAS CATO-C4X-101215)
- tert-Butyl 3-((5-bromo-3-formylpyridin-2-yloxy)methyl)pyrrolidine-1-carboxylate (CAS 1203499-20-0)
- Ethiofencarb (CAS 29973-13-5)
- 1-Boc-4-(Boc-amino)piperidine-4-carboxylic Acid (CAS 189321-65-1)
- 2-(1-Cyclobutylpiperidin-4-yl)acetic acid (CAS 1428863-12-0)
- 30279-13-1 (4-Chloro-2-methylphenyl)ethylamine MFCD11158525 (CAS 30279-13-1)
- 3,5-Dibromo-D-tyrosine (CAS 50299-42-8)
- 6-Chloro-N4-Ethyl-2-(Trifluoromethyl)-4,5-Pyrimidinediamine (CAS 1810-35-1)
- Endo-Ala35-Tirzepatide (CAS CATO-CPTD788687)
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