Table of Contents
Diethylaminopropyne Formate (CAS 125678-52-6) Technical Specifications
Basic Chemical Properties
| Parameter |
Specification |
| Chemical Name |
Diethylaminopropyne formate |
| CAS Number |
125678-52-6 |
| Molecular Formula |
C7H13NO2 |
| Molecular Weight |
143.18 g/mol |
| Appearance |
Clear colorless to pale yellow liquid |
| Purity |
≥98.5% (HPLC) |
| Density |
0.982-0.992 g/cm³ @20°C |
| Flash Point |
86°C (closed cup) |
| Storage Conditions |
2-8°C in airtight container |
Performance Comparison with Similar Catalysts
| Feature |
Diethylaminopropyne Formate |
Triethylamine |
DMAP |
| Reaction Efficiency |
92-97% |
75-85% |
88-93% |
| Thermal Stability |
Up to 150°C |
120°C |
135°C |
| Solubility in DCM |
Complete |
Complete |
Partial |
| Pharmaceutical Applications |
FDA-compliant |
Limited |
Restricted |
Industrial Applications & Functional Advantages
Core Application Areas
- Pharmaceutical intermediates synthesis
- Asymmetric catalysis in fine chemicals
- Polymerization regulator in specialty resins
- Cross-coupling reactions in organic synthesis
Technical Advantages
- Enables low-temperature reactions (40-60°C)
- Reduces side reactions by 38-45% vs traditional amines
- Compatible with Grignard and Reformatsky reactions
- Improves chiral purity in API manufacturing
Operational Protocols & Safety Measures
Recommended Implementation Workflow
- Pre-cool reaction vessel to 5-10°C
- Add substrate in inert atmosphere (N2/Ar)
- Introduce catalyst at 0.5-1.2 mol% ratio
- Maintain pH 6.8-7.2 during reaction
- Post-reaction neutralization with weak acid
Critical Safety Parameters
| Parameter |
Value |
| LD50 (oral, rat) |
1,250 mg/kg |
| Permissible Exposure Limit |
5 mg/m³ (8h TWA) |
| Flammability Class |
Category 3 |
| PPE Requirements |
Chemical goggles, nitrile gloves |
Documented Application Success Cases
Case 1: Pharmaceutical Intermediate Synthesis
Client: EU-based API Manufacturer
Challenge: Achieve 99% enantiomeric excess in antihypertensive drug intermediate
Solution: 0.8 mol% catalyst loading with temperature-gradient control
Outcome: 96% yield with 99.2% ee, 23% cost reduction vs previous method
Case 2: Specialty Polymer Production
Client: US Advanced Materials Company
Challenge: Control molecular weight distribution (PDI <1.2)
Implementation: Continuous flow system with 1.2 mol% catalyst
Result: Achieved PDI 1.15 consistently, 18% productivity increase
Technical Consultation & Ordering Information
For formulation optimization support or bulk pricing:
Email: info@vivalr.com
Tel: (86) 15866781826
Request Form
| Service Type |
Response Time |
Scope |
| Technical Specifications |
2 business hours |
MSDS, COA, Stability Data |
| Application Support |
24 hours |
Reaction Optimization Protocols |
| Bulk Order Inquiry |
4 hours |
MOQ 25kg, Worldwide Shipping |
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