1,3-Bis(chloromethyl)benzene
Chemical Intermediates 2025-03-02
CAS No.: 626-16-4 | EINECS: 210-932-1
1. Chemical Identification
| Property |
Specification |
| IUPAC Name |
1,3-Bis(chloromethyl)benzene |
| Synonyms |
m-Xylylene dichloride; MXDC |
| Molecular Formula |
C₈H₈Cl₂ |
| Molecular Weight |
175.06 g/mol |
| CAS No. |
626-16-4 |
| EINECS No. |
210-932-1 |
2. Physical & Chemical Properties
| Parameter |
Value |
| Appearance |
Colorless to white crystalline powder |
| Purity (GC) |
≥99% |
| Melting Point |
33-37°C |
| Boiling Point |
250-255°C |
| Density (20°C) |
1.202 g/cm³ |
| Flash Point |
112°C (closed cup) |
| Water Solubility |
Hydrolyzes slowly |
| Vapor Pressure |
0.01 mmHg (20°C) |
3. Production & Supply
| Parameter |
Detail |
| Annual Capacity |
200 metric tons |
| MOQ |
100g |
| Packaging |
100g (glass bottle), 25kg (fiber drum) |
| Storage |
Keep container tightly closed in cool, dry place |
4. Quality Standards
| Test |
Specification |
| Purity (GC) |
≥99.0% |
| Chloride Content |
39.5-40.5% |
| Water Content |
≤0.1% (KF) |
| Residue |
≤0.05% |
5. Applications
- Pharmaceutical Intermediate:
- Key precursor for anticholinergic drugs
- Used in synthesis of whitening agents (e.g., hydroquinone derivatives)
- Polymer Chemistry:
- Crosslinking agent for specialty resins
- Organic Synthesis:
- Building block for agrochemicals
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