4-Methyl-1-naphthoic acid
4-Methyl-1-naphthoic acid (CAS: 4488-40-8) is a carboxylic acid derivative of naphthalene with the chemical formula C₁₁H₁₀O₂. It presents as a solid compound with a molecular weight of 186.21 g/mol. This organic building block serves as a versatile intermediate in chemical synthesis, particularly within the fields of organic chemistry and materials science. Its structure allows for various chemical modifications, making it valuable for developing new compounds.

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of more complex organic molecules. Its carboxylic acid and naphthyl functionalities allow for diverse chemical reactions and derivatizations.
Research and Development
Utilised in academic and industrial research laboratories for exploring novel chemical pathways and developing new materials or pharmaceutical candidates.
Material Science Applications
Potential applications in the development of functional materials where its aromatic and acidic properties can be leveraged for specific material characteristics.
| Molecular weight | 186.21 |
|---|---|
| Linear formula | CH3C10H6CO2H |
| Assay | 97% |
| Melting point | 179-181 °C(lit.) |
| 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 4-Methyl-1-naphthoic acid used for?
+
4-Methyl-1-naphthoic acid is primarily used as an intermediate in organic synthesis and in research and development for creating novel compounds and materials.
What are the CAS number and chemical formula for 4-Methyl-1-naphthoic acid?
+
The CAS number is 4488-40-8, and the chemical formula is C₁₁H₁₀O₂ (or CH₃C₁₀H₆CO₂H).
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 4-Methyl-1-naphthoic acid with an assay of 97%. This is a technical/research grade material, and TSS does not represent it as USP, BP, or EP grade.
How should 4-Methyl-1-naphthoic acid be handled safely?
+
Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if respiratory protection is needed. Refer to the safety data sheet for detailed handling procedures.
Is 4-Methyl-1-naphthoic acid a controlled substance?
+
The provided data does not indicate that 4-Methyl-1-naphthoic acid is a controlled substance.
How is 4-Methyl-1-naphthoic acid packed, shipped, and exported?
+
4-Methyl-1-naphthoic acid is carefully packed to ensure product integrity during transit and is available for domestic and international export by Tech Serve Solutions.
How can I request a quote or sample for 4-Methyl-1-naphthoic acid?
+
To request a quote or a sample, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis