1,1,2,2-Tetrachloroethane (CAS 79-34-5): Comprehensive User Guide

1. Basic Information and Specifications

1,1,2,2-Tetrachloroethane (CAS 79-34-5) is a chlorinated hydrocarbon with the molecular formula C₂H₂Cl₄. Key parameters:

2. Detailed Applications

2.1 Industrial Solvent

Widely used for dissolving resins, oils, and waxes in:

• Pharmaceutical synthesis
• Electronics cleaning
• Paint stripping

2.2 Chemical Intermediate

Critical in producing:

• Chlorofluorocarbons (CFCs)
• Trichloroethylene

3. Industry Use Cases

3.1 Electronics Manufacturing

Challenge: Remove flux residues from high-density PCBs without damaging components.
Solution: Used as primary cleaner in ultrasonic systems at 50°C.
Result: 99.7% residue removal vs 92% with acetone alternatives.

4. Client Success Stories

4.1 ABC Pharmaceuticals (Guangzhou)

Project: Synthesis of antiviral drug intermediates
Usage: 2,000L/month in reaction medium
Outcome: 18% yield improvement vs previous solvents

4.2 XYZ Materials Corp

Application: Aerospace composite production
Consumption: 5 tons/quarter
Benefit: Reduced curing time by 40%

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