Product information
Dimethyl acetylenedicarboxylate
- CAS No.
- 762-42-5
- Formula
- C₆H₆O₄
- Molecular weight
- 142.11 g/mol
- Synonyms
- Dimethyl but-2-ynedioate,But-2-ynedioic acid dimethyl ester
Capot can support Dimethyl acetylenedicarboxylate from kilogram-scale production through long-term commercial supply, with process and quality support tailored to customer specifications.

Product overview
The molecular structure features a carboxylate ester group.
Application areas
Depending on the synthesis route and project requirements, this product may also be suitable for other related organic synthesis applications.
Potential uses
- The ester linkage may undergo selected ester hydrolysis or transesterification reactions where the molecular framework is compatible.
Appearance:Light yellow to orange liquid Assy:98%(Min,GC) Moisture:0.5%(Max)
Typical specifications
| Item | Typical specification |
|---|---|
| Appearance | Light yellow to orange liquid |
| Purity | NLT 98% |
Specific quality parameters can be confirmed based on project and application requirements. The final product specifications are those agreed upon by both parties.
Production & quality support
Quality support
- Process development, optimization and scale-up
- Analytical testing and quality control
- Batch documentation and technical information support
Scale & supply
- Commercial manufacturing and supply capabilities from kilogram to ton scale
- Assessment of customer specifications and quality requirements
- Long-term reliable supply support
Supply scale:Kilogram scale
Available documents
- Product specification (SPEC)
- Safety data sheet (SDS)
- Certificate of analysis (COA)
- Route of synthesis (ROS)
- Method of analysis (MOA)
- Analytical data
- Regulatory and quality declarations
Related documents may be evaluated and provided based on the product, project stage, progress of cooperation, and confidentiality requirements.
Website information is for reference only. For product specifications and related materials, please refer to the final official documents confirmed by our company.
Custom requirements
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