N,N-Diethylacetamide CAS 685-91-6

Chemical Name: N,N-Diethylacetamide
Synonyms: Diethylacetamide
CAS No.: 685-91-6
Molecular Formula: C6H13NO
Molecular Weight: 115.17
Appearance: Colorless Or Yellowish Liquid
Assay: 99%min

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N,N-Diethylacetamide (CAS 685-91-6) Comprehensive User Guide

1. Product Specifications & Comparative Analysis

Parameter N,N-Diethylacetamide Alternative Solvents
CAS Number 685-91-6 Varies by product
Molecular Formula C6H13NO Dependent on chemistry
Purity ≥99% (Pharma Grade) Typically 95-98%
Flash Point 70.6°C 40-100°C range
Packaging 1kg/25kg sealed drums Variable options

2. Key Applications & Industrial Uses

Core Functional Properties:

  • High-polarity aprotic solvent with hydrogen-bonding capacity
  • Thermal stability up to 185°C
  • Low volatility under ambient conditions

Primary Industry Applications:

  • Pharmaceutical Synthesis: Key intermediate in cephalosporin antibiotics production
  • Polymer Manufacturing: Solvent for polyimide resins in electronics
  • Metal Processing: Cleaning agent for precision aerospace components
  • Agrochemicals: Reaction medium for pesticide formulations

3. Operational Best Practices

Safety Protocols (GHS Compliance):

  • PPE Requirements: Nitrile gloves, vapor respirators, chemical goggles
  • Spill Management: Absorb with inert material, prevent groundwater contamination
  • Storage: Maintain below 30°C in nitrogen-purged containers

Technical Handling:

  • Optimal dissolution temperature: 40-60°C
  • Compatibility: Avoid strong oxidizers & mineral acids
  • Waste disposal: Incineration with alkaline scrubber

4. Industry-Specific Case Studies

Case A: Specialty Chemicals Producer

Challenge: Required high-boiling solvent for continuous flow synthesis
Solution: Implemented N,N-Diethylacetamide in catalyst recovery system
Outcome: 22% yield improvement with 95% solvent recovery rate

Case B: Electronic Materials Manufacturer

Challenge: Needed low-residue cleaning agent for semiconductor parts
Solution: Developed ultrasonic cleaning formulation using DEAc
Result: Achieved Class 5 cleanliness standards consistently

5. Verified Client Implementations

Guangdong Daxiao Chemical Co., Ltd.

Application: Primary solvent for adhesive formulations
Volume: 12 metric tons/month continuous supply
Feedback: “Superior batch consistency compared to previous suppliers”

Wuhan Carnoss Technology

Use Case: Pharmaceutical intermediate synthesis
Implementation: GMP-compliant production since 2024
Endorsement: “Critical component in our API manufacturing process”

Request Customized Technical Consultation

Email: info@vivalr.com
Phone: (86) 15866781826

Available for technical support: Mon-Fri 8:30 AM – 5:30 PM (GMT+8)

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