Methyl 3-oxoheptanoate
Methyl 3-oxoheptanoate (CAS 39815-78-6) is an organic ester with the linear formula CH3(CH2)3COCH2COOCH3 and a molecular weight of 158.19 g/mol. This compound serves as a valuable building block in chemical synthesis, particularly within the C8 to C9 carbon range. It is recognised for its utility in organic synthesis, featuring a ketone and an ester functional group, making it a versatile intermediate for creating more complex molecules.
- IUPAC
- Methyl valerylacetate,VEM
- Synonyms
- Methyl valerylacetateVEM

Organic Synthesis Intermediate
Methyl 3-oxoheptanoate is employed as a key intermediate in various organic synthesis pathways. Its structure, containing both ketone and ester functionalities, allows for diverse chemical transformations.
Synthesis of Hydroxy Acids
This compound has been utilised in the synthesis of 3(R,S)-hydroxyheptanoic acid, demonstrating its role in the preparation of specific organic acids.
Building Block for Fine Chemicals
As a building block within the C8-C9 carbon range, Methyl 3-oxoheptanoate contributes to the construction of fine chemicals and complex organic molecules.
| Molecular weight | 158.19 |
|---|---|
| Linear formula | CH3(CH2)3COCH2COOCH3 |
| Assay | ≥96.0% (GC) |
| Grade | produced by Wacker Chemie AG, Burghausen, Germany |
| Boiling point | 90-91 °C/15 hPa(lit.) |
| Density | 0.994 g/mL at 20 °C(lit.) |
| Application | Methyl 3-oxoheptanoate was used in the synthesis of 3(R,S)-hydroxyheptanoic acid1. |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 95 °C / 203 °F |
| 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.
| Mfr No | Wacker Chemie AG |
|---|
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 Methyl 3-oxoheptanoate used for?
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Methyl 3-oxoheptanoate (CAS 39815-78-6) is used as a building block in organic synthesis, including the preparation of compounds like 3(R,S)-hydroxyheptanoic acid.
What are the CAS number and formula for Methyl 3-oxoheptanoate?
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The CAS number for Methyl 3-oxoheptanoate is 39815-78-6. Its linear formula is CH3(CH2)3COCH2COOCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl 3-oxoheptanoate with an assay of ≥96.0% (GC), produced by Wacker Chemie AG.
What are the safety considerations for Methyl 3-oxoheptanoate?
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Safety precautions include wearing eyeshields and gloves. It has a flash point of 95°C (203°F) and a WGK Germany classification of 3, indicating it is hazardous to water.
How is Methyl 3-oxoheptanoate supplied and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Methyl 3-oxoheptanoate, which is produced by Wacker Chemie AG.
How can I request a quote or sample for Methyl 3-oxoheptanoate?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number (39815-78-6).
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