6-Oxoheptanoic acid
6-Oxoheptanoic acid (CAS: 3128-07-2) is a C7 carboxylic acid with the chemical formula CH3CO(CH2)4CO2H and a molecular weight of 144.17 g/mol. This compound is characterised by its keto and carboxylic acid functionalities, making it a versatile building block in organic synthesis. It is employed in the development of various chemical compounds and research applications where its specific structural features are beneficial.

Organic Synthesis Intermediate
6-Oxoheptanoic acid serves as a key intermediate in the synthesis of more complex organic molecules. Its bifunctional nature allows for diverse chemical transformations, enabling the construction of various carbon skeletons and functional group modifications.
Chemical Research and Development
Utilised in research laboratories for exploring new synthetic pathways and developing novel compounds. It is a valuable reagent for chemists investigating new materials or reaction mechanisms.
Building Block for Specialty Chemicals
This compound acts as a foundational building block for the creation of specialty chemicals. Its structure can be incorporated into larger molecules for applications requiring specific chemical properties.
| Molecular weight | 144.17 |
|---|---|
| Linear formula | CH3CO(CH2)4CO2H |
| Assay | 90% |
| Grade | technical grade |
| Boiling point | 158-162 °C/9 mmHg(lit.) |
| Density | 1.059 g/mL at 25 °C(lit.) |
| Melting point | 35-37 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 6-Oxoheptanoic acid used for?
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6-Oxoheptanoic acid is primarily used as an intermediate in organic synthesis and for chemical research and development. It acts as a building block for creating more complex organic molecules and specialty chemicals.
What are the CAS number and chemical formula for 6-Oxoheptanoic acid?
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The CAS number for 6-Oxoheptanoic acid is 3128-07-2, and its chemical formula is CH3CO(CH2)4CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 6-Oxoheptanoic acid in a technical grade with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
How should 6-Oxoheptanoic acid be handled?
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6-Oxoheptanoic acid is classified as Danger (GHS05) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection, should be used. Handle with extreme caution.
How is 6-Oxoheptanoic acid packed, shipped, and exported?
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6-Oxoheptanoic acid is packed in compliance with shipping regulations, including UN 3261 8/PGII classification for transportation. We handle international export procedures for this chemical.
How can I request a quote or sample for 6-Oxoheptanoic acid?
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To request a quote or sample of 6-Oxoheptanoic acid, please contact our sales team through the website or via direct inquiry, providing your specific requirements.
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