Methylsuccinic acid
Methylsuccinic acid (CAS: 498-21-5), with the molecular formula HO2CCH2CH(CH3)CO2H and a molecular weight of 132.11 g/mol, is a dicarboxylic acid. It serves as a valuable organic building block in chemical synthesis. Its structure, featuring a methyl group on the succinic acid backbone, allows for diverse chemical transformations, making it useful in the development of more complex molecules for various research and industrial applications.

Organic Synthesis Intermediate
Methylsuccinic acid acts as a versatile intermediate in the synthesis of various organic compounds. Its dicarboxylic acid functionality and chiral center (when not racemic) enable its use in constructing complex molecular architectures.
Pharmaceutical Research
This compound can be employed in the early stages of drug discovery and development as a building block for novel pharmaceutical agents. Its structural features may be incorporated into lead compounds for further optimization.
Material Science Exploration
Methylsuccinic acid may find application in the synthesis of polymers or other advanced materials where its specific chemical structure can impart desired properties.
| Molecular weight | 132.11 |
|---|---|
| Linear formula | HO2CCH2CH(CH3)CO2H |
| Assay | 99% |
| Melting point | 110-115 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Methylsuccinic acid used for?
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Methylsuccinic acid is used as a building block in organic synthesis, particularly in pharmaceutical research and the exploration of new materials.
What are the CAS number and chemical formula for Methylsuccinic acid?
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The CAS number for Methylsuccinic acid is 498-21-5, and its chemical formula is HO2CCH2CH(CH3)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methylsuccinic acid with an assay of 99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
How should Methylsuccinic acid be handled safely?
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Methylsuccinic acid is classified as an irritant. Ensure adequate ventilation, wear appropriate personal protective equipment including eyeshields, gloves, and a dust mask (type N95 US recommended), and avoid breathing dust. Refer to the Safety Data Sheet (SDS) for detailed handling instructions.
Does Tech Serve Solutions export Methylsuccinic acid?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Methylsuccinic acid.
How can I request a sample or quote for Methylsuccinic acid?
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Please contact our sales team via the website or direct inquiry channels to request a sample or a formal quotation for Methylsuccinic acid.
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