Trimethylacetic acid, anhydride with diethylborinic acid
Trimethylacetic acid, anhydride with diethylborinic acid (CAS 34574-27-1) is a reactive chemical compound with the linear formula (CH3)3CCO2B(C2H5)2 and a molecular weight of 170.06 g/mol. This compound, also known as Diethylboryl pivalate, serves as a valuable building block in organic synthesis and chemical manufacturing processes. Its specific chemical properties lend themselves to various specialised applications within research and industrial laboratories.
- IUPAC
- Diethylboryl pivalate
- Synonyms
- Diethylboryl pivalate

Organic Synthesis
Trimethylacetic acid, anhydride with diethylborinic acid is utilized as a reagent and building block in complex organic synthesis pathways. It can be employed in reactions requiring the introduction of specific functional groups or structural motifs.
Chemical Manufacturing
This compound finds application in the manufacturing of fine chemicals and potentially pharmaceutical intermediates. Its reactivity profile makes it suitable for specific synthetic steps in multi-stage production processes.
Research and Development
In R&D settings, Diethylboryl pivalate serves as a tool for chemists exploring new reaction methodologies or designing novel molecular structures. Its unique borinic ester functionality offers distinct synthetic possibilities.
| Molecular weight | 170.06 |
|---|---|
| Linear formula | (CH3)3CCO2B(C2H5)2 |
| Boiling point | 60 °C/10 mmHg(lit.) |
| Density | 0.863 g/mL at 25 °C(lit.) |


Hazard statements
- H225Highly flammable liquid and vapour
- H250Catches fire spontaneously if exposed to air
- H314Causes severe skin burns and eye damage
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P222Do not allow contact with air
- P231Handle under inert gas
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P422
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -23 °C / -9.4 °F |
| Transport (UN / ADR) | UN 2845 4.2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 14-17-34 |
| Safety statements (S) | 16-26-27-36/37/39-45 |
| Supplemental hazards | Reacts violently with water. |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Trimethylacetic acid, anhydride with diethylborinic acid used for?
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Trimethylacetic acid, anhydride with diethylborinic acid is primarily used as a building block in organic synthesis and in chemical manufacturing processes. It also finds application in research and development for exploring new synthetic methodologies.
What is the CAS number and formula for Trimethylacetic acid, anhydride with diethylborinic acid?
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The CAS number for Trimethylacetic acid, anhydride with diethylborinic acid is 34574-27-1. Its linear formula is (CH3)3CCO2B(C2H5)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical in a technical/research grade. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the key safety hazards associated with this chemical?
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This compound is flammable (H225), pyrophoric (H250), and causes severe skin burns and eye damage (H314). It reacts violently with water. Appropriate personal protective equipment, including face shields, respirators, gloves, and goggles, is essential. Handle with extreme caution in a well-ventilated area, away from ignition sources and water.
How is this chemical shipped and exported?
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This chemical is shipped and exported in compliance with all relevant transport regulations for hazardous materials, including its classification as UN 2845, Class 4.2 (self-heating substances).
How can I request a sample or quote for this product?
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To request a sample or quote, please contact our sales team through the website or by phone, providing the product name and CAS number (34574-27-1).
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