2,2-Dimethylglutaric acid
2,2-Dimethylglutaric acid (CAS 681-57-2) is a dicarboxylic acid with the linear formula HOOCCH2CH2C(CH3)2COOH and a molecular weight of 160.17 g/mol. This organic compound serves as a valuable building block in chemical synthesis. Its structure, featuring two carboxylic acid groups and geminal methyl groups, makes it suitable for incorporation into various organic molecules and polymers, particularly in research and development settings.
- Synonyms
- HOOCCH2CH2C(CH3)2COOH

Organic Synthesis Intermediate
2,2-Dimethylglutaric acid acts as a versatile intermediate in the synthesis of more complex organic compounds. Its dicarboxylic acid functionality allows for diverse reactions such as esterification, amidation, and anhydride formation.
Polymer Research
This compound can be employed in the development of novel polymers and resins. The presence of two carboxylic acid groups facilitates its use as a monomer or cross-linking agent in polymerisation processes.
Fine Chemical Building Block
As a key building block, it is utilised in the preparation of specialised chemicals. Its unique structural features are leveraged in multi-step synthetic routes within research laboratories.
| Molecular weight | 160.17 |
|---|---|
| Linear formula | HOOCCH2CH2C(CH3)2COOH |
| Assay | ≥98.0% (T) |
| Melting point | 82-86 °C(lit.)82-86 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 2,2-Dimethylglutaric acid used for?
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2,2-Dimethylglutaric acid is primarily used as a building block in organic synthesis and in polymer research. Its dicarboxylic acid structure makes it suitable for creating more complex organic molecules and novel polymers.
What are the CAS number and molecular formula for 2,2-Dimethylglutaric acid?
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The CAS number for 2,2-Dimethylglutaric acid is 681-57-2. The linear formula is HOOCCH2CH2C(CH3)2COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,2-Dimethylglutaric acid with an assay of ≥98.0% (T). This is a technical/research grade product, and TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
What are the safety considerations for handling 2,2-Dimethylglutaric acid?
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Handling 2,2-Dimethylglutaric acid requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified under WGK Germany 3, indicating a high hazard to water.
How is 2,2-Dimethylglutaric acid packed and shipped?
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2,2-Dimethylglutaric acid is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions, adhering to all necessary regulations for chemical transport.
How can I request a quote or sample of 2,2-Dimethylglutaric acid?
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To request a quote or a sample of 2,2-Dimethylglutaric acid, please contact our sales team through the TSS website or by calling our customer service number.
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