2,3-Dichloro-5-(trifluoromethyl)pyridine
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Category：Agrochemicals Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
2,3-Dichloro-5-(trifluoromethyl)pyridine (CAS No. 69045-83-6)
1. Basic Information
- IUPAC Name: 2,3-Dichloro-5-(trifluoromethyl)pyridine
- Synonyms:
- DCTF
- 5-Trifluoromethyl-2,3-dichloropyridine
- CAS Number: 69045-83-6
- Molecular Formula: C₆H₂Cl₂F₃N
- Molecular Weight: 215.99 g/mol
- Appearance: White to off-white crystalline solid
- Odor: Slight halogenated odor
2. Physical and Chemical Properties
| Property | Value |
|---|---|
| Melting Point | 48–52°C (118–126°F) |
| Boiling Point | 185–188°C (365–370°F) |
| Density | 1.62 g/cm³ (20°C) |
| Solubility | – Water: Insoluble |
| – Organic solvents: Soluble in ethanol, acetone, DCM | |
| Vapor Pressure | 0.15 mmHg at 25°C |
| Log Pow | 2.8 (octanol/water) |
3. Chemical Structure
Cl
|
N=◯-CF₃
|
Cl
(◯ = pyridine ring with substitutions at positions 2, 3, and 5)
4. Hazards (GHS Classification)
- Health Hazards:
- Harmful if swallowed (H302)
- Causes skin irritation (H315)
- Causes serious eye irritation (H319)
- Environmental:
- Very toxic to aquatic life (H400)
- Persistent and bioaccumulative (H413)
- NFPA Rating: Health 2, Flammability 1, Reactivity 1
5. Storage and Handling
- Storage:
- Keep in tightly sealed amber containers
- Store in a cool, dry, well-ventilated area
- Handling:
- Use nitrile gloves, safety goggles, and a fume hood
- Avoid dust generation
6. Applications
- Agrochemicals:
- Key intermediate for herbicides (e.g., fluazifop-butyl)
- Pharmaceuticals:
- Building block for antiviral drugs
- Organic Synthesis:
- Precursor for cross-coupling reactions (e.g., Suzuki, Stille)
Disclaimer:
The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.
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