Triethyl Orthopropionate Cas 115-80-0
Chemical Name: Triethyl orthopropionate
Synonyms: Orthopropionic acid triethyl ester; 1,1,1-Triethoxypropane; Ethyl orthopropinate; Triethyl-O-propionic acid
CAS No.: 115-80-0
Molecular Formula: C9H20O3
Molecular weight: 176.25
Appearance: Colorless liquid
Assay: ≥99%
Table of Contents
- Product Overview & Specifications
- Key Applications & Industrial Uses
- Practical Usage Guidelines
- Industry Case Studies (2 Detailed Examples)
- Contact for Technical Consultation
Triethyl Orthopropionate (CAS 115-80-0) Product Overview
Chemical Specifications
| Parameter | Triethyl Orthopropionate | Similar Esters Comparison |
|---|---|---|
| CAS Number | 115-80-0 | N/A |
| Molecular Formula | C9H20O3 | C8H16O2 (Ethyl Propionate) |
| Purity Grade | ≥99% (Industrial Grade) | 97-98% (Standard Grade) |
| Boiling Point | 195°C | 168°C (Methyl Orthoacetate) |
| Flash Point | 72°C | 64°C (Ethyl Orthoformate) |
Material Characteristics
Triethyl orthopropionate serves as critical precursor in organic synthesis processes, offering:
- Superior thermal stability compared to acetate esters
- Controlled reaction kinetics in acetal formation
- Low water solubility (0.12 g/100ml at 20°C)
Industrial Applications
Pharmaceutical Intermediates
Enables synthesis of β-lactam antibiotics precursors through controlled condensation reactions. Key reaction parameters:
- Optimal temperature range: 80-110°C
- Catalyst compatibility: Both acid and base catalysts
Agrochemical Production
Facilitates pyrethroid insecticide synthesis with 92-95% yield efficiency in industrial settings.
Coatings & Polymer Chemistry
Modifies resin cross-linking density in alkyd coatings, improving:
- Film hardness (+30% vs traditional plasticizers)
- Chemical resistance (pH 2-12 stability)
Operational Guidelines
Storage Protocols
| Condition | Requirement |
|---|---|
| Temperature | 15-25°C (controlled environment) |
| Container Type | 316L stainless steel or glass-lined vessels |
| Shelf Life | 24 months from production date |
Reaction Optimization
Recommended molar ratios for common synthesis routes:
- Acetal formation: 1:1.2 (aldehyde:orthoester)
- Transesterification: 1:3 excess for complete conversion
Documented Implementations
Case Study 1: Pharmaceutical Intermediate Production
Client: European API Manufacturer
Challenge: Improve cephalosporin intermediate yield from 78% to 85%+
Solution:
– Implemented triethyl orthopropionate in Claisen condensation step
– Achieved 89% isolated yield with 99.2% purity
– Reduced reaction time by 40% through optimized catalyst system
Case Study 2: Specialty Coating Formulation
Client: Asian Industrial Coatings Supplier
Objective: Develop chemical-resistant epoxy coating for offshore platforms
Results:
– 35% improvement in salt spray resistance (3000+ hours)
– VOC content reduction to 250 g/L compliant with EU standards
Technical & Commercial Consultation
Contact our chemical engineering team for:
– Custom synthesis protocols
– Bulk pricing (100kg+ quantities)
– SDS documentation & regulatory support
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